Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

52results about How to "Improve home security" patented technology

Zigbee smart home system based on multiple controllers

The invention relates to a Zigbee smart home system based on multiple controllers, which comprises a smart home gateway, monitoring nodes and four kinds of controllers. The smart home gateway is provided with an Ethernet controller, an infrared receiver, a Zigbee coordinator and a video monitoring module, and is communicated with the monitoring nodes through Zigbee. The monitoring nodes are used for personnel invasion monitoring, gas and fire alarming, temperature and humidity monitoring, and lamp and household electrical appliance control. The four kinds of controllers are connected with the smart home gateway through the Zigbee, infrared rays and the Ethernet and are respectively used for realizing gesture control, speech control, infrared remote control and long-distance control. The Zigbee smart home system based on multiple controllers has the advantages of multiple control methods, convenience in customization and upgrade, and the like.
Owner:DALIAN UNIV OF TECH

Intelligent household monitoring system based on Internet of Things

The invention discloses an intelligent household monitoring system based on Internet of Things. The monitoring system comprises an intelligent household server, a user data acquisition module, a datamanagement unit, a remote terminal, an equipment management module, an intelligent household gateway, a sensor unit, an electrical household appliance control unit, an identification monitoring unit and an express management unit. According to the system, the express management unit meets requirements of a user on safe express access; the trouble of carrying an article upstairs and the personal safety problem of face-to-face direct door delivery are avoided; the identification monitoring unit facilitates the valid user to enter; at the same time, a voice prompt is used to protect householder privacy; certain psychology attack is achieved for an illegal user; and the household safety is improved. At the same time, the user can control the operation of indoor electrical household appliancesremotely in real time through the electrical household appliance control unit, and enjoy convenience and comfort brought by the intelligent household system promptly after coming off duty. The systemis complete in function, convenient to use and high in intelligent degree and controllable degree.
Owner:西安丰实电子工程技术有限公司

Intelligent household security theft prevention alarming communication system

The invention discloses an intelligent household security theft prevention alarming communication system, which comprises a central control end and a wireless communication module, and also comprises a user mobile phone end, a cell security guard end, an alarm receiving center end, a smoke detection system, a fuel gas detection system and an access control system, wherein the user mobile phone end, the cell security guard end, the alarm receiving center end, the smoke detection system, the fuel gas detection system and the access control system are all in signal connection with the central control end via the wireless communication module; the access control system comprises an access controller, a door access, a storage database for storing user information, an electrical controller, an infrared camera and an identity recognition system; the access controller is connected with an electronic door lock via the door access; and the access controller is also in wireless communication connection with the identity recognition system, the storage database, the electrical controller and the infrared camera. The intelligent household security theft prevention alarming communication system has the advantages that the structure is simple; the control is convenient; the reliability is high; various identity recognition modes are provided; the household safety performance is greatly improved; and power consumption can be effectively saved.
Owner:WENCHENG DAOFENG TECH

Internet-of-things intelligent home-furnishing experience system

Disclosed is an internet-of-things intelligent home-furnishing experience system which includes sensing terminal nodes configured for different residents in an intelligent home-furnishing experience building, gateways configured at different floors and a management center server configured in the internet-of-things intelligent home-furnishing experience building. The sensing terminal nodes include a plurality of sensors, a processor, a communication module and an output control device. A communication signal end of the processor is connected with a signal input end of a gateway of a corresponding floor through the communication module. The different gateways are connected with the management center server through a network. The management center server outputs network information of the different residents. The internet-of-things intelligent home-furnishing experience system is applied in resident management and capable of cooperating with an administrator to monitor and manage effectively power use states of residents and master timely regulation-violating power use conditions.
Owner:WUXI NANLIGONG TECH DEV

Digital domestic electric appliances safety use control system

The invention discloses a kind of figure family household appliances safe service control system, to manage the household appliances of the figure family, when the household appliances exists abnormal condition, use has exceeded the fixed number of year, reminds the owner doing some measure, changing or repairing the household appliance, to achieve the purpose of safe usage of household appliances. This system is composed of household appliances server and microcomputer (PC) mainly. The household appliances server is composed of timer, master control module, display lamp, memory, voltage detector and drain protection device. The timer takes charge of timing; The master control module is the core of the household appliances server; When the display lamp lightens, it is able to display red yellow blue three different color lights according to different need; the memory saves the basic data of the household appliance; The voltage detector detects the drain condition of the household appliance; the drain protection device takes charge of cutting off the power supply of the household appliance. The system can manage the use fixed number of years and the drain condition of all household appliances in the family, has improved home-live safety.
Owner:SUN YAT SEN UNIV

Automatic dialing alarm method for mobile terminal

The invention provides an automatic dialing alarm method for a mobile terminal. The automatic dialing alarm method comprises the following steps that a specified mobile phone and a home network cameraare paired and connected; face recognition portraits of family members are input and stored by using the home network camera in advance; when a person enters the coverage area of the home network camera, the home network camera identifies the face portrait of the person; the face portrait of the person is compared with the face recognition portraits of the family members input in advance for judgment, and if the person is judged to be a stranger, an instruction is sent to the specified mobile phone; after receiving the instruction, the specified mobile phone starts a voice monitoring functionto monitor the conversation of the user in real time and record the conversation; when a sensitive word preset in advance appears in the conversation and / or the conversation is not replied after timeout, the specified mobile phone automatically dials an alarm call and automatically sends voice information preset in the mobile phone in advance to the police; and then a monitored and recorded conversation record continues to be sent to a police database, so that the police can know the current situation more clearly. Therefore, the home safety of the user is improved.
Owner:广东以诺通讯有限公司

Automatic barrelled gas distribution system with fair measurement and safe distribution

The invention discloses an automatic barrelled gas distribution system with fair measurement and safe distribution, which is arranged at a user end and a gas supplier end respectively, and used for standardizing logistics procedures of the barrelled gas, so as to guarantee the safe use environment and transport process of the barrelled gas. The automatic barrelled gas distribution system comprises a pressure-stabilizing switcher, a gas measurer, a gas pressure-sensing device linked to the pressure-stabilized switcher in the case that dynamic pressure is lower than a gas supply critical value x, a wireless conveying device, a reporting device for transmitting a replacement need to the gas supplier; a management and control centre comprising a distribution planning module and a distribution data bank, and at least one logistics processing centre comprising a monitoring module and an information processing module. The invention provides a management system for the process from conveying of the barrelled gas to use of the barrelled gas, so that the safety and the measurement of the barrelled gas are further improved.
Owner:工量国际企业股份有限公司

Smart home monitoring method and system based on motion detection

The invention discloses a smart home monitoring method and system based on motion detection, and the system comprises a monitoring camera, a processor, a monitoring center, and a personal terminal, wherein the processor is connected with the monitoring camera, the monitoring center and the personal terminal. The system detects and judges a moving object through employing a three-frame difference method, extracts the moving object in a mode of hybrid Gaussian model background after the moving object reaches the standard, and transmits an image of the moving object to a home owner and other related persons in real time. The system does not carry out extraction when the object reaches a threshold value, saves the internal resources of the processor, can transmit a monitoring image to the related persons in real time after the moving object reaches the standard and is extracted, and improves the household safety.
Owner:王丽华

Solar-energy quick-transmission LIFI photon anti-theft alarm communication system

The invention provides a solar-energy quick-transmission LIFI photon anti-theft alarm communication system, which comprises a wireless communication module, a user mobile phone end, a community public security end, an alarm receiving center end, a smoke detection system, a combustible gas detection system and an entrance guard system, wherein the user mobile phone end, the community public security end, the alarm receiving center end, the smoke detection system, the combustible gas detection system and the entrance guard system are in signal connection with a central control end through the wireless communication module. The entrance guard system comprises an entrance controller, an entrance guard, a storage database for storing user information, an electrical controller, an infrared camera and an identity identification system. The entrance controller is connected with an electronic lock through the entrance guard; and the entrance controller is also in wireless communication connection with the identity identification system, the storage database; the electrical controller and the infrared camera. The anti-theft alarm communication system is simple in structure, convenient to control and high in reliability, has a plurality of identity identification modes, greatly improves home safety performance and can effectively save electricity.
Owner:WENCHENG DAOFENG TECH

Photovoltaic mobile end LIFI antitheft alarm apparatus

InactiveCN105938647AThe direction of transmission is uncontrollableEasy to interceptIndividual entry/exit registersAlarmsElectricityCombustion
The invention discloses a photovoltaic mobile end LIFI antitheft alarm apparatus. The apparatus comprises a wireless communication module, and further comprises a user mobile phone end, a community security end, an alarm receiving center end, a smoke detection system, a combustion gas detection system and an entrance guard system, wherein the user mobile phone end, the community security end, the alarm receiving center end, the smoke detection system, the combustion gas detection system and the entrance guard system are in signal connection with a central control end through a wireless communication module, the entrance guard system comprises an entrance guard controller, an entrance guard, a storage database storing user information, an electrical controller, an infrared camera and an identity identification system, the entrance guard controller is connected with an electronic door lock through the entrance guard, and the entrance guard controller is also in wireless communicating connection with the identity identification system, the storage database, the electrical controller and the infrared camera. The photovoltaic mobile end LIFI antitheft alarm apparatus is simple in structure, convenient to control and high in reliability, has multiple identity identification modes, greatly improves the household security performance and can effectively reduce electricity consumption.
Owner:苏州迈奇杰智能技术有限公司

Smart home system

InactiveCN106411670ASolve the problem that it is inconvenient to go to the hall to control the doorImprove home securityData switching by path configurationBiometric pattern recognitionEmbedded system
The invention discloses a smart home system comprising an access controller used for controlling to open a door according to an access instruction, a plurality of home devices distributed at different positions, and a management center establishing communication connection with the access controller and the plurality of home devices, wherein each home device comprises a door bell pressed by a visitor and ringing, an instruction receiver used for receiving the access instruction sent by a user by operating the access controller to control to open the door, a camera used for monitoring the access, and a display screen used for receiving and displaying monitoring images of the camera. The smart home system disclosed by the invention facilitates the user to quickly to control to open the door even if being not in a hallway, when the user is at home or not, and on the other hand, when a stranger visits, corresponding access controller system control is performed to improve the home safety.
Owner:万发(广州)进出口贸易有限公司

Water seepage fault detection method and device of steel structure building and wallboard junction box

The present invention discloses a water seepage fault detection method and device of a steel structure building and a wallboard junction box. The method comprises a detection step, a judgment step and an execution step. In the detection step, the water seepage parameters in the junction box and / or a junction box and structural plate wall joint are detected. In the judgment step, according to the detected water seepage parameters, whether a seepage fault appears or not is judged, the method returns to the detection step when the seepage fault does not appear, and the method goes to the execution step when the seepage fault appears. In the execution step, after the command of the judgment step is received, an early warning signal is emitted. In the process of use, when the water seepage fault of a junction box position is judged through the judgment step, the early warning signal can be timely emitted, thus corresponding measures can be timely adopted when the junction box has the water seepage fault, a user is reminded to carry out repair and maintenance timely, a fire risk is avoided, and the home safety is improved.
Owner:WENDENG LANDAO ARCHITECTURAL ENG CO LTD

Household safeguard method and system based on Arduino

The invention relates to a household safeguard method and system based on Arduino. The system comprises an Arduino control panel, a detection module, a wireless network transmission module, a terminal operation and display module, an instruction transmitting module and an alarming module. The detection module is used for acquiring environmental information in a living room; the Arduino control panel is used for acquiring an analog signal of the received environmental information and converting into a digital signal; the wireless network transmission module is used for data interaction and wireless communication; the terminal operation and display module is used for performing recording, early-warning judgment, graphic analysis and result display on the received environmental information digital signal; the instruction transmitting module is used for transmitting relevant operation instructions to a feedback control module; the feedback control module is used for relevant feedback control; and the alarming module is used for giving an alarm. By adopting the household safeguard method and system based on the Arduino, no wiring is needed, the operation is simple, the situation in a house can be known in real time, the security problem can be discovered in time so as to give the alarm, and the property and personal safety in the house can be guaranteed.
Owner:GUILIN TRYIN TECH CO LTD

Door lock device and control method

The embodiment of the invention provides a door lock device and a control method. The door lock device comprises a door lock body and a monitoring module. A first ultra wide band UWB label module is arranged in the door lock body; the monitoring module comprises a UWB base station module. When the UWB base station module detects that a first distance between the UWB base station module and a firstUWB label module exceeds a first preset distance, the monitoring module collects target information of a first target area, wherein the target information comprises at least one of image informationof the first target area and audio and video information of the first target area. According to the embodiment of the invention, the problems that a security monitoring system is easy to interfere, poor in precision and has certain time delay when detecting that someone appears through a sensor are solved.
Owner:VIVO MOBILE COMM CO LTD

Safety monitoring method and device for household appliance and household appliance

ActiveCN113311718AAdd security monitoring functionSolve sudden illnessComputer controlTotal factory controlEngineeringEmergency medicine
The invention relates to the technical field of intelligent household appliances, and discloses a safety monitoring method for a household appliance. The method comprises the steps of when it is determined that physiological parameter information of a target user sent by wearable equipment associated with the household appliance is not obtained, controlling the household appliance to obtain activity information of the target user; determining safety state information of the target user according to the activity information of the target user; and if the safety state information of the target user shows that the target user has an accident, controlling the household appliance to execute a corresponding help-seeking operation. The safety condition of the user is judged through the household appliance according to the activity information of the household appliance, and the help-seeking operation is executed under the condition that the user may have an accident; and the situation that emergency diseases or accidental tumble are not found in time and treatment is delayed when the user living alone at home can be solved to a certain extent, and the home safety of the user living alone is improved. The invention further discloses a safety monitoring device for the household appliance and the household appliance.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +2

Household intelligent system based on network

InactiveCN112162493AImprove home securityEnvironmental protection and energy saving living environmentComputer controlProgramme total factory controlAutomatic controlResidential environment
The invention relates to the technical field of intelligent life, and especially relates to a household intelligent system based on network. The system comprises an intelligent mobile terminal, a server, an intelligent terminal and household equipment with infrared control, the intelligent mobile terminal is provided with a mobile phone application program, and the mobile phone application programis used for sending a control command to realize server network distribution, and connecting the intelligent terminal with the intelligent mobile terminal to obtain the wireless network information and realize the network distribution of the intelligent terminal. According to the household intelligent system based on the network, a comprehensive wiring technology, a network communication technology, an intelligent household system design scheme safety protection technology, an automatic control technology and an audio and video technology are utilized to integrate facilities related to household life, and an efficient management system for residential facilities and household schedule affairs is constructed, so the home safety, convenience, comfort and artistry are improved, and an environment-friendly and energy-saving living environment is realized.
Owner:常州欧镨瑞特信息科技有限公司

Fall detection system and method for elderly living alone based on human body posture vision

The invention provides a fall detection system and method for elderly living alone based on human body posture vision, and relates to the technical field of computer vision, and the system comprises: a data obtaining module which is used for obtaining a plurality of standard body posture images, and carrying out the marking of each standard body posture image, and obtaining the corresponding posture data; the image acquisition module that is used for acquiring real-time body posture images of the elderly living alone in real time; the training module that is connected with the data acquisition module and is used for taking each standard body posture image as an input and taking the corresponding posture data as an output, and training to obtain a fall detection model; and the data processing module that is respectively connected with the training module and the image acquisition module and is used for inputting the real-time body posture image into a fall detection model to obtain posture data corresponding to the elderly living alone and outputting the posture data as a fall detection result. According to the technical scheme, the home safety of the elderly living alone is effectively improved.
Owner:SHANGHAI GEZHI HIGH SCHOOL

Intelligent device for preventing door opening injury

The invention discloses an intelligent device for preventing door opening injury. The intelligent device comprises an indoor device and an outdoor device which are in communication connection througha wireless technology, wherein the indoor device comprises an indoor body, a microswitch, a stop pin, an electromagnetic coil, soft iron, a spring, a first pyroelectric infrared sensor, a first wireless communication module and an indoor power supply; and the outdoor device comprises an outdoor body, a loudspeaker, a microphone, a second pyroelectric infrared sensor, a manual switch, a second wireless communication module and an outdoor power supply. The device receives and acquires external instruction data, controls the telescopic state of the stop pin by controlling the electromagnetic coilto be powered on and off, has a voice broadcast reminding function and can control the telescopic state of the stop pin through a voice instruction. By means of the device, a user can know whether someone is opposite to a door, the injury caused by the fact that someone in the door is pinched or injured by collision when the door is opened is prevented, particularly when a stranger is hidden outside the door, the home safety of the user can be improved, and the device has certain use significance.
Owner:SHENZHEN ZHONGYI TENGDA TECH CO LTD

Control method and device for lightning early warning of steel structure buildings

The invention discloses a control method and device for lightning early warning of steel structure buildings. The method comprises a detection step of detecting a charged state of a preset position of a steel structure building body; a judging step of judging whether thunder and lightning weather happens according to the detected charged state and returning to the detection step when the thunder and lightning weather does not happen or proceeding to an execution step when thunder and lightning weather happens; and the execution step of upon receiving an instruction of the judging step, issuing an early warning signal, and / or actuating a drop arrester disposed at the roof of the steel structure building body. The control method can realize the normally-closed state of the arrester, and may open the arrester at the time when it needs to be used, thereby reducing the resource waste and radiation caused by the normally open state of the arrester, avoiding the risk of lightning strike and improving the safety of the home.
Owner:WENDENG LANDAO ARCHITECTURAL ENG CO LTD

A secure identification method capable of real-time identity comparison

The invention relates to a safety identification method capable of comparing an identity in real time. The method is applied to an interphone in a safety identification system, and the interphone is electrically connected with a camera device, so image data acquired by the camera device can be received by the interphone when a visitor reaches, and transmits the image data to a server through network, and the server compares the image data with safety list data in a database or identification images in dangerous list data; and the interphone can also receive an indication signal generated after the comparison of the server, the lock of a gate is set to a locking state according to the indication signal to make the lock not released, or the lock is set to a free state to make the lock manually released by a user and the gate unlocked. Even a child is left in home along, the identity of the visitor can be compared and confirmed in real time through the safety identification method of the interphone, so the visitor can safely enter, or the lock is preset to the locking state in order to forbid the visitor entering.
Owner:INVENTECSHANGHAI TECH +2

Intelligent door lock with visual function

The invention discloses an intelligent door lock with a visual function in the technical field of door locks. The intelligent door lock comprises a door plate, a handle I and a clamping block. One side of the middle of one side wall of the door plate is connected with a shell I through a screw. A camera is embedded in the upper end of one side wall, far away from the door plate, of the shell I. Adisplay screen I is arranged below the camera. An operation panel is arranged below the display screen I. The shell I is provided with the handle I under the operation panel. A fingerprint identifieris embedded in one side wall, far away from the shell I, of the handle I. By arranging an NFC module, the unlocking modes of the intelligent door lock are more diversified, thus, a user has more standby unlocking modes, and the using convenience of the intelligent door lock is improved; and by arranging the camera, a microprocessor, a wireless network card and a display screen I, the user can check the picture outside a door in real time, the home safety of the user can be greatly improved, the user can further remotely check the picture shot by the intelligent door lock through a network, andthe intelligent door lock is quite practical.
Owner:唐翠华

Safe family system for social public security

InactiveCN104049570APrevent electric leakagePrevent Monitoring Electrical FiresProgramme total factory controlElectricityThe Internet
The invention relates to the field of Internet of things and discloses a safe family system for social public security. The system comprises sensing terminal nodes configured for each householder in a safe family experience building, gateways configured for each floor and a management center server configured at the Internet of things safe family experience building. Each of the sensing terminal nodes comprises a plurality of sensors, a processor, a communication module and output control equipment. The communication signal end of the processor is connected with the signal input end of the corresponding floor gateway. Each gateway is connected with the management center server through a network. The management center server outputs the network information of each householder. The system is applied to the householder management, and the system can be cooperated with an administrator to effectively monitor and manage the electricity using condition of the householder and timely understand the illegal electricity using condition.
Owner:CHANGSHU RES INSTITUE OF NANJING UNIV OF SCI & TECH

Control method used for household safety protection system

InactiveCN109003417AAvoid the risk of forgetting to lock the doorImprove home securityIndividual entry/exit registersAlarmsControl electronicsPassword
The present invention provides a control method used for a household safety protection system, pertaining to the technical field of smart homes. The control method comprises the following steps: judging the fact that whether a user enters a shower area; acquiring the using state of the electronic door lock when the system judges that the user enters the shower area, wherein the using state comprises a lock state and an open state; judging the fact that whether the using state is the open state; controlling the electronic door lock to lock to change into the lock state when the using state is judged as the open state; acquiring a digital password of a requester; judging the fact that whether the digital password is an authorized digital password; controlling the electronic door lock to openwhen the digital password is judged as an authorized digital password; and controlling the electronic door lock to keep the lock state when the digital password is judged as an unauthorized digital password. The control method can prevent strangers from entering the room under the circumstance that the user takes a shower and improve the user security in daily life.
Owner:WUHU SAUNAKING ELECTRONICS TECH CO LTD

Smart home security door auxiliary device capable of preventing surveillance camera from being damaged

The invention relates to the technical field of smart home security doors, and discloses a smart home security door auxiliary device capable of preventing a surveillance camera from being damaged. The smart home security door auxiliary device comprises a top plate, wherein a sliding rod is fixedly arranged inside the top plate, the surface of the sliding rod is slidably connected with a door body, and the surface of the sliding rod is sleeved with a reset spring; and the interior of the top plate is in threaded connection with a mounting rod, and the front face of the mounting rod is rotationally connected with a driving gear. According to the smart home security door auxiliary device capable of preventing the surveillance camera from being damaged, when the door body is violently opened, the driving gear drives a driving rod and a sliding rack to move rightwards, then a screw rod is driven to rotate, a sliding sleeve, a fixing frame, a rotating gear and the camera are driven to move downwards, meanwhile, the driving gear drives the rotating gear to rotate, and 360-degree scanning is carried out on illegal persons, so that the camera is prevented from being prone to be damaged, the home safety of residents is greatly improved, and meanwhile, follow-up tracing by police can be conveniently carried out on suspects.
Owner:杭州临润贸易有限公司

Electric leakage detecting method of spliced floor heating mats and electronic device

The embodiment of the invention relates to the field of smart home, and discloses an electric leakage detecting method of spliced floor heating mats and an electronic device. The method includes the steps of obtaining the current voltage of at least one spliced floor heating mat, and controlling the voltage at a power output interface of the spliced floor heating mats to be 0 and controlling the spliced floor heating mats to send out first alarm information if the current voltage is smaller than the standard working voltage of the spliced floor heating mats and larger than the preset voltage.The embodiment of the invention further provides the electronic device. By means of the method, the electronic device can automatically troubleshoot the spliced floor heating mats with problems, related protection operation can be conveniently controlled to be executed on the spliced floor heating mats with problems, the local electric leakage function is realized, and the intelligent degree is high.
Owner:SHANGHAI YUDE COMM TECH

Fireproof wallpaper

The invention relates to fireproof wallpaper comprising a surface layer (1), a bonding layer (2), and a bottom layer (3) which are sequentially arranged from top to bottom. The wallpaper is characterized in that the surface layer (1) is manufactured by using fireproof surface paper; the bonding layer (2) is a fireproof adhesive; and the bottom layer (3) is manufactured from fireproof paper. According to the invention, the surface layer, the bonding layer and the bottom layer are all manufactured by using fireproof materials. Also, an additional layer of fireproof paint is coated on the surface of the surface layer, such that the fireproof capacity of the wallpaper is greatly improved. Therefore, home safety performance can be greatly improved.
Owner:孟莉莉

A Smart Home Monitoring System Based on Internet of Things

The invention discloses a smart home monitoring system based on the Internet of Things, which includes a smart home server, a user data acquisition module, a data management unit, a remote terminal, a device management module, a smart home gateway, a sensor unit, a home appliance control unit, and an identification monitoring system. unit as well as express management unit. The present invention facilitates the user's need for safe access to the express delivery through the express delivery management unit, avoids the trouble of carrying objects upstairs and the personal safety problem of face-to-face direct delivery to the door; The voice prompt protects the privacy of the head of the household, and a certain psychological attack on illegal users improves the security of the home. At the same time, through the home appliance control unit, users can remotely control the work of indoor home appliances in real time, so that users can enjoy the convenience and comfort brought by smart home in time after get off work. The invention has comprehensive functions, is convenient to use, and has a high degree of intelligence and controllability.
Owner:西安丰实电子工程技术有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products