China latest patents query

The latest invention patents collect the data information of China invention patents from 2000 to 2024, typesetting according to the date of patent publication, including patent number, application date, invention Bibliographic data, abstracts, and specification data of people are convenient for scientific researchers to quickly browse and search for patents.

Method and electronic device for improving retrieval speed based on education system

ActiveCN109408107BImprove performanceReduce stutteringVersion controlThird partyConverters

Owner:SHENZHEN DIANMAO TECH CO LTD

A rapid and non-destructive comprehensive detection device for roadbed diseases of operating expressways

InactiveCN103543464BFully automatedImprove detection accuracySeismologyNon destructiveHigh density

Owner:HUNAN LIDA TRAFFIC SCI & TECH DEV

Supercapacitor and storage battery mixed energy-storing energy management circuit in photovoltaic grid-connected power generation

ActiveCN102882221BImprove power densitySolution to short lifeElectrical storage systemEnergy storageNew energyEngineering

Owner:EAST GRP CO LTD

Flexibly packaged waste plastic mixture sorting device

InactiveCN101823299BAvoid pollutionSolve the sorting problemGas current separationPlastic recyclingWind drivenEngineering

Owner:SHANDONG UNIV OF TECH

Expansion tobacco chemical additives and preparation process and application thereof

InactiveCN1135939CGood effectCreate application directionTobacco treatmentHydrolysisAmino acid

Owner:YUNNAN REASCEND TOBACCO TECH GRP

An anthraquinone dye dispersant, ink and electrowetting display

ActiveCN108587225BImprove solubilitySuitable for electrowetting display technologyOrganic compound preparationInksAnthraquinonesUnsaturated hydrocarbon

Owner:SHENZHEN GUOHUA OPTOELECTRONICS +1

A micro-grid optimization operation evaluation method and system for grid-connected operation

ActiveCN108736512BImprove economySingle network parallel feeding arrangementsAc network load balancingData packEvaluation result

Owner:SHENZHEN POWER SUPPLY BUREAU +1

Concentration attendance system

ActiveCN104408781BOvercoming the inability to easily judge student concentrationRegistering/indicating time of eventsCamera moduleOperations research

Owner:重庆晋才富熙科技有限公司

Quick cleaning method for reaction gas cooler of acrylonitrile plant

ActiveCN107796261BReduce lossesReduce security risksCombustion cleaningFlush cleaningReactive gasNitrogen

Owner:CHINA PETROLEUM & CHEM CORP

Transmissive test device and method for fluorescent powder luminescence characteristics based on hyperspectral

ActiveCN110658169BEvenly distributedComplies with the luminescent processEmission spectroscopyFluorescence/phosphorescenceOptical spectrometerLuminescence

Owner:XIAMEN UNIV

A data storage method including a memory with a bidirectionally detachable interface

ActiveCN112905116BAvoid frequent unpluggingIncrease diversityInput/output to record carriersControl memoryConnected device

Owner:上海豹云网络信息服务有限公司

Molybdenum disulfide nanomaterials supported by nitrogen and sulfur doped three-dimensional carbon nanonetwork and its preparation

InactiveCN107747106BUniform structureLow costElectrodesGraphiteMolybdenum disulfide

Owner:TIANJIN UNIV

Liquid crystal display

ActiveCN101034227BReduce lossIncrease usageNon-linear opticsLiquid-crystal displayRefractive index

Owner:AU OPTRONICS CORP

Method for controlling synchronous impact of clutch

InactiveCN102705398BReduce shockGrinding work increasedElectrically actuated clutchesSynchronous motorFriction torque

Owner:BEIJING UNIV OF TECH

A composite profile and door and window frame or glass curtain wall frame

ActiveCN104100173BLow thermal conductivityIncreased flexural modulusWallsSealing arrangementsGlass fiberUltimate tensile strength

Owner:浙江德毅隆科技股份有限公司

Electroplating hanger hook off heavy metal waste nitric acid recycling device and recycling method

ActiveCN104512870BLow costReduce recycling costsNitric acidNitrateDistillation

Owner:东莞瑞德环保科技有限公司

Double valve load independent control type electro-hydraulic exciter, electro-hydraulic excitation device and bias control method thereof

InactiveCN108397448BAchieve zero bias excitationControllable vibration frequencyServomotor componentsFluid-pressure actuator componentsElectro hydraulicRotary valve

Owner:NINGBO INST OF TECH ZHEJIANG UNIV ZHEJIANG

A hydraulic system of an excavator and its stick

InactiveCN102418355BAchieving a sinking lockFull securityServomotor componentsMechanical machines/dredgersEngineeringControl valves

Owner:DOOSAN INFRACORE CHINA

Preparation method of 7-alpha amino 7-methoxy-3-methyltetrazolium thiomethyl cephalosporanic acid benzyl ester

InactiveCN101792454BReduced stabilityHigh light transmittanceOrganic chemistryAluminium chloridePhenylphosphine

Owner:河北九派制药股份有限公司

A kind of inorganic environment-friendly bone pulp modeling paint and preparation method thereof

ActiveCN112500725BEasy to crackSave resourcesCoatingsCelluloseEmulsion

Owner:深圳广田高科新材料有限公司

Seep-resistant coating for low-alloy structural steel part

ActiveCN101265562BMeet local use requirementsEasy to processSolid state diffusion coatingLacquerMetallic materials

Owner:SHANGHAI ELECTRIC POWER GENERATION EQUIPMENT CO LTD

Asymmetric continuous large-deformation extrusion die for magnesium alloy

ActiveCN109604365BQuick ejectFast mold closingExtrusion diesNonferrous metalThin slab

Owner:JILIN UNIV

Injection mold

ActiveCN102490322BFirmly connectedInterior spaceLocking mechanism

Owner:QINGDAO HAIER MOLDS

A kind of root removal and cutting equipment for vegetable processing

ActiveCN108741170BAvoid wastingConvenient for centralized collectionMetal working apparatusFood treatmentVegetable processingDrive shaft

Owner:邹祥茂

A transformation method of North China larch mixed forest dominated by water conservation function

ActiveCN105594555BImprove effectivenessEfficient and effectiveClimate change adaptationAfforestationLarix gmeliniiWater source

Owner:BEIJING FORESTRY UNIVERSITY

A three-phase AC motor drive system that suppresses common-mode noise

ActiveCN107482980BIncrease freedomImprove insulation performanceElectronic commutation motor controlAC motor controlLoad circuitMotor insulation

Owner:HUAZHONG UNIV OF SCI & TECH

Micro-hemispheric resonant gyroscope with precise control of internal and external electrode gap and its processing method

ActiveCN107389050BReduce measurement errorGood symmetryTurn-sensitive devicesCapacitanceGlass cover

Owner:SOUTHEAST UNIV

A dense rib branch-free system and its construction method

ActiveCN111691593BSimplify the disassembly and construction processSimple structureFloorsRebarIndustrial engineering

Owner:天津洪晟基业建材有限公司

A kind of water-based lubricating composition for titanium alloy friction pair

ActiveCN109652194BReduce wearReduce frictionLubricant compositionSilane compoundsMetallurgy

Owner:DALIAN MARITIME UNIVERSITY

A Voltage Fault Injector with Adjustable Gain

ActiveCN104391205BImprove controllabilityEasy to operateElectrical testingIntermediate frequencyControllability

Owner:CHINA AERO POLYTECH ESTAB

Square planar guide-pin-free semiconductor packaging part and manufacturing method thereof

ActiveCN102208355BImprove fitPrevent outstanding defectsSemiconductor/solid-state device detailsSolid-state devicesElectrical connectionSemiconductor package

Owner:SILICONWARE PRECISION IND CO LTD

Building method for universal comprehensive models of single-rotor helicopters and turboshaft engines

InactiveCN102520620BVersatilityImprove the simulation effectSimulator controlFiltrationDynamic balance

Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Application of a Titanium-Based Shape Memory Alloy as a Room-Temperature Reaming and Preservation Pipe Joint

ActiveCN106838503BGood memory effectHigh yield strengthSleeve/socket jointsShape-memory alloyAlloy

Owner:烟台浩忆生物科技有限公司

A cargo trolley capable of climbing stairs

ActiveCN107672680BEasy to moveEasy to transportEndless track vehiclesArchitectural engineeringClimbing stairs

Owner:阜阳创启工艺品有限公司

Method for judging thermal imbalance of heating system based on typical household room temperature and household heat meter

ActiveCN110118665BSimple and fast operationLow costStructural/machines measurementRoom temperatureEngineering

Owner:天津华春智慧能源科技发展有限公司

Waterproof and moistureproof composition and its application

ActiveCN109971289BHigh activityImprove stabilityAnti-corrosive paintsPolymer scienceAcrylate ester

Owner:DONGGUAN DONGYANG SOLAR SCI RES & DEV CO LTD

A method and device for automatically receiving and processing measurement-while-drilling data

ActiveCN106640053BImprove efficiencyImplement automatic conversionSurveyData miningDiamond

Owner:PETROCHINA CO LTD

A separate climbing frame protection device

ActiveCN104477794BReduce distortionDoes not affect assembly and useExternal framesCranesClassical mechanicsEngineering

Owner:XUZHOU CONSTR MACHINERY

A mobile terminal and its voice encryption method

ActiveCN104486503BPrevent eavesdroppingSubstation equipmentSecuring communicationTelecommunicationsAudio frequency

Owner:NUBIA TECHNOLOGY CO LTD

Manufacturing method of electromagnetic wave shielding film for flexible printed circuit board

ActiveCN107405878BImprove economyReduce production processMagnetic/electric field screeningSynthetic resin layered productsCopper foilEngineering

Owner:DOOSAN CORP

A kind of double-layer composite diaphragm battery and its lithium replenishment method

ActiveCN107845829BControllable reaction speedImprove efficiencyCell seperators/membranes/diaphragms/spacersFinal product manufactureEngineeringBattery cell

Owner:BEIJING WELION NEW ENERGY TECH CO LTD

Light conductive board and its producing method

InactiveCN100445826CEnhance the brightness of outgoing lightUniform and bright outgoing lightPress ramOptical light guidesLight guideLight beam

Owner:SHENZHEN JINGJIANG YUNCHUANG TECH CO LTD

Method for purifying dihydroxynaphthalene

PendingCN109956853AImprove filtering effectEfficient removalGas treatmentOrganic chemistryEnvironmental engineeringChemical engineering

Owner:SHIN ETSU CHEM IND CO LTD +1

Fuzzy matching-based Chinese geo-code determination method

ActiveCN101719128BIncreased complexityImprove efficiencySpecial data processing applicationsArray data structureFuzzy rule

Owner:ZHEJIANG UNIV OF TECH

Device and method for measuring brewster angle

ActiveCN102680409BCleverly madePolarisation-affecting propertiesMeasurement deviceLight pipe

Owner:CHINA AGRI UNIV

A metal element-doped carbon-coated lead powder and its preparation and application

ActiveCN106876711BHigh charge and discharge reversibilityLow hydrogen evolution currentLead-acid accumulator electrodesCarbon coatingCarbonization

Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

A kind of preparation method of brown mushroom polysaccharide

InactiveCN103524636BHigh purityMeet environmental protection requirementsNervous disorderAntinoxious agentsMicrowaveUltrafiltration

Owner:TIANJIN UNIV OF COMMERCE

Apparatus and method for realizing electronic self-service shopping

ActiveCN104680677BEliminate the inconvenience of queuing up for shopping and paymentPrevent leakageCash registersEngineeringComputers technology

Owner:CHINA UNIONPAY

Ultrathin gate pole oxidation layer and its growing method

InactiveCN100426467CReduce leakage currentImprove the uneven distribution of electric fieldSemiconductor/solid-state device manufacturingSemiconductor devicesAlternating currentSemiconductor

Owner:HONG FU JIN PRECISION IND (SHENZHEN) CO LTD +1

A method for additively manufacturing copper circuit board patterns

ActiveCN109246939BShort processConductive pattern formationManufacturing technologyComputer printing

Owner:GRIPM ADVANCED MATERIALS CO LTD

A layered composite sinking green space based on artificial composite soil and its application

ActiveCN106013391BFast water absorptionImprove water retentionSewage drainingLandscape designWater use

Owner:HOHAI UNIV

Hybrid operating room for combined surgical and fixed imaging services in ambulatory surgical centers

InactiveCN107567307BRadiation diagnosis data transmissionTreatment roomsHybrid operating roomOperating theatres

Owner:L 菲利普沃尔

High temperature resistant adhesive and its preparation method and composite insulating paper

ActiveCN109321199BMacromolecular adhesive additivesPolymer scienceAdhesive

Owner:BYD CO LTD

A device and method for reading and writing shared memory data

ActiveCN109298953BNo errorSuccessfully obtainedInterprogram communicationHardware monitoringProgramming languageSoftware engineering

Owner:BEIJING RES INST OF MECHANICAL & ELECTRICAL TECH

A kind of integrated equipment for charging explosives and explosives

InactiveCN103467222BVersatileNo pollution in the processChemical industryDetonatorsProgrammable logic controllerWaste product

Owner:北方特种能源集团有限公司西安庆华公司

A method for extracting antioxidant active substances from waste sisal residue

ActiveCN106563043BEasy to operateHigh extraction rateAntinoxious agentsPlant ingredientsDimerumic acidEthyl acetate

Owner:广州品悦生物科技有限公司

Donkey hide gelatin grape health wine and technique for producing the same

ActiveCN100564506CSoftening of cardiovascular and cerebrovascularWine preparationGrape wineGelatin

Owner:山东东阿双宝阿胶葡萄酒有限公司

Method for eliminating image noise

InactiveCN101742086BTelevision system detailsColor television detailsImaging processingBrightness perception

Owner:NOVATEK MICROELECTRONICS CORP

Acquisition and processing system of global system for mobile communications for railway (GSM-R) network interference signals

ActiveCN103023590BImprove work efficiencySmall output voltage rippleTransmission monitoringTransceiverDouble data rate

Owner:北京腾华科技有限公司

hCG cycle detection test paper, hCG cycle detection kit, and preparation method and applications of hCG cycle detection test paper

InactiveCN108761099AEasy to operateThe detection method is simpleBiological material analysisBiological testingAnimal scienceAntiendomysial antibodies

Owner:NANTONG EGENS BIOTECH CO LTD

A kind of low-temperature quick-frozen dough and preparation method thereof

ActiveCN108174890BImprove water retentionAvoid getting lostReady-for-oven doughsDough treatmentBiotechnologySugar

Owner:北京味多美食品科技有限责任公司

System and method for producing a hydrocarbon product stream from a hydrocarbon well stream and a hydrocarbon well stream separation tank

ActiveCN103748317BDispersed particle separationFluid removalLogistics managementGaseous hydrocarbon

Owner:SHELL INT RES MAATSCHAPPIJ BV

A seismic inversion method and device

ActiveCN104090303BImprove inversion accuracyIncrease the encounter rateSeismic signal processingSeismology for water-loggingWell drillingLogging while drilling

Owner:CHINA NAT OFFSHORE OIL CORP +1

A kind of nanoemulsion oral solution containing propranolol or its salt and preparation method thereof

ActiveCN109953950BImprove medication complianceImprove securityOrganic active ingredientsPharmaceutical non-active ingredientsOil phasePharmaceutical medicine

Owner:WUHAN CONFORM PHARMA CO LTD

Integral full-circumference nozzle chamber of high back pressure steam turbine

ActiveCN106437871BImprove efficiencyQuick start capabilityStatorsMachines/enginesEngineeringCylinder block

Owner:GRAND NEW POWER

Functional composite sweetening agent

InactiveCN110720624ASatisfy the tasteReduce intakeFood scienceSucroseBuffering agent

Owner:天津海星辉科技有限公司

A kind of high-strength hordein-chitosan composite film and preparation method thereof

ActiveCN114015094BHigh mechanical strengthImprove thermal stabilityPolymer scienceDrop casting

Owner:CHINA AGRI UNIV

A Dynamic Resource Optimization Method Based on Markov Decision Process

ActiveCN106650993BEfficient use ofReduce riskForecastingManufacturing computing systemsDynamic resourceProcess engineering

Owner:INFORMATION CENT OF CHINA NORTH IND GRP

Virtual host migration system, method, computer equipment, readable storage medium

ActiveCN108108229BAchieve migrationSoftware simulation/interpretation/emulationComputer hardwareEngineering

Owner:BOE TECH GRP CO LTD

Liposome composition for resisting tumors

ActiveCN103933024BGood for tumor suppressionHydroxy compound active ingredientsCapsule deliveryOncologyLiposome

Owner:卢凯华

A sliding roof structure and a house using the same

ActiveCN106401044BReduce tensionAvoid elevationBuilding roofsAnimal housingEngineeringDrive motor

Owner:北京君光伟业科技有限公司

A device-side advertisement display method and corresponding terminal and server

ActiveCN109819273BSelective content distributionMarketingEngineeringDatabase

Owner:HUAWEI TECH CO LTD

Cluster Association Boundary and Inter-cluster Switching Method for Internet of Vehicles Based on Apollonius Circle

InactiveCN105959983BImprove accuracyMeet needsTransmissionWireless communicationThe InternetTraffic flow

Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY

A kind of method of rare earth modified lead storage battery negative plate

ActiveCN104409691BImprove the microscopic crystal structureQuick responseLead-acid accumulator electrodesLead dioxideSulfate

Owner:JIANGSU HUAFU STORAGE NEW TECH DEV +1

A preparation method of solid-liquid hybrid electrolytic capacitor with low ESR rise rate after high temperature

ActiveCN113257577BImprove stabilityReduce leakage currentCapacitor electrolytes/absorbentsDielectricElectrolytic agent

Owner:湖北海成电子有限公司

Control, acquisition method and device of traffic usage authority, and electronic device

ActiveCN109922043BStop Scrambling BehaviorTransmissionTerminal equipmentEngineering

Owner:KOUBEI SHANGHAI INFORMATION TECH CO LTD

Polyether ether ketone (PEEK) composite material modified from polyhedral oligomeric silsesquioxane (POSS)

ActiveCN103146175BLow melt indexLow manufacturabilityFiberPolymer science

Owner:余姚中国塑料城塑料研究院有限公司

High-impact anti-aging antistatic PP (Polypropylene) polymer as well as preparation method and application thereof

InactiveCN103408834BImprove antistatic performanceImprove impact resistancePolymer scienceAntioxidant

Owner:广东健桦智能科技有限公司

Ultrasonic online detection method and device for solid layer thickness of micro-foamed injection molded products

ActiveCN108007403BWith online detectionEasy to adjust process parametersUsing subsonic/sonic/ultrasonic vibration meansMaximum amplitudeInjection moulding

Owner:ZHEJIANG UNIV

Receiving device, sending device, system and method for photolytic polarization multiplexing

ActiveCN102045127BPolarisation multiplex systemsElectromagnetic receiversPolarization multiplexedLight signal

Owner:山东乐惠建筑工程有限公司

Water-based high-volume wood coatings suitable for electrostatic spraying

ActiveCN112143314BImprove finenessImprove the level ofPolyurea/polyurethane coatingsPolymer scienceEmulsion

Owner:福州展辰新材料有限公司

A preparation method for high-strength embedded anti-reflection film on optical plastic surface

ActiveCN109731746BHigh optical transmittanceImprove bindingPretreated surfacesCoatingsOrganic solventThin membrane

Owner:TONGJI UNIV

Flexible anti-ship collision device for pier

ActiveCN103103962BExtended service lifeImprove securityClimate change adaptationRoadway safety arrangementsEnergy absorptionClosed loop

Owner:NINGBO UNIV +1

Cam type fluid discharge device

ActiveCN103089575BAchieve rotationEnable mobilityLiquid surface applicatorsPositive displacement pump componentsEngineeringCam

Owner:韩炯洙

An Adaptive Threshold Segmentation Method in Dynamic Environment

InactiveCN105844641BGood segmentation effectIdentify applicableImage enhancementImage analysisPattern recognitionYcbcr color space

Owner:WUHAN INSTITUTE OF TECHNOLOGY

Self-adaptive header of a leaf vegetable combine harvester

ActiveCN110786146BSolve transportation problemsGuaranteed Harvest QualityLiftersTopping machinesCircular discLeafy vegetables

Owner:NANJING AGRI MECHANIZATION INST MIN OF AGRI

Layer-by-layer self-assembled drug controlled release system based on star polymer and preparation method

ActiveCN103191063BExpand the way of medicationSmart and responsiveSurgeryCatheterMicrosphereDrug release

Owner:SICHUAN UNIV

Logic block management method for flash memory as well as control circuit and storage system thereof

ActiveCN101957797BMemory adressing/allocation/relocationFlash memory controllerControl circuit

Owner:PHISON ELECTRONICS

Video Description Method Based on Deep Transfer Learning

ActiveCN108765383BImprove accuracyImprove generalization abilityImage enhancementImage analysisVideo processingSemantic feature

Owner:SHANXI UNIV

A Network Topology Automatic Discovery Method Based on Network Probe

ActiveCN105939207BImprove securityWide applicabilityData switching networksNetwork packetNetwork structure

Owner:BEIJING KUANGEN NETWORK TECH

Proline derivatives and their application in the preparation of drugs for treating cardiovascular and cerebrovascular diseases

ActiveCN110357800BExcellent neuroprotectionAntioxidant is goodOrganic active ingredientsNervous disorderPharmacometricsPharmaceutical drug

Owner:青岛海生洋润生物科技有限公司 +1

A characteristic type III collagen peptide derived from ducks and its application in the detection of collagen hydrolyzate and its products

ActiveCN111751476BStrong conservativeQuick checkConnective tissue peptidesComponent separationMass Spectrometry-Mass SpectrometryOrganic chemistry

Owner:BEIJING UNIV OF CHEM TECH

A cleaning robot control method and the cleaning robot

ActiveCN112471988BEfficient inhalationImprove cleanlinessCarpet cleanersFloor cleanersProcess engineeringRobot control

Owner:SHARKNINJA CHINA TECH CO LTD

A self-adjusting intelligent potting container

ActiveCN108260439BIncrease capacityClose contactReceptacle cultivationAgricultural engineeringMechanical engineering

Owner:管彦传