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.

Watchdog control method of infrared touch type elevator system

ActiveCN101885442BImprove reliabilityNot besiegedElevatorsElevator systemEmbedded system

Owner:FOSHAN WABON ELECTRONICS TECH

Glass substrate for information recording media and information recording medium

InactiveCN1650353AImprove water resistanceImprove patienceBase layers for recording layersRecord information storageYoung's modulusEngineering

Owner:HOYA CORP

Information recording medium, information recording method, information recording apparatus, information reproducing method and information reproducing apparatus

InactiveCN1920995AReduce visit frequencyShorten access timeRecording carrier detailsRecord information storageData recordingRecording media

Owner:PANASONIC CORP

Circuit protection device and flux shifter for a circuit protection device

ActiveCN103794421AProtective switch operating/release mechanismsEngineeringElectrical and Electronics engineering

Owner:ABB AS

Multimode optical system

ActiveCN101738688ACoupling light guidesDistortion/dispersion eliminationHigh bandwidthEnergy coupling

Owner:DRAKA COMTEQ BV

A kind of particle charging device and method

ActiveCN103310858BAvoid the adverse effects of accumulationNormal jet fluidizationNuclear energy generationReactors manufactureParticulatesHigh density

Owner:TSINGHUA UNIV

Chinese herbal medicine plant type hair dye and the preparing method thereof

InactiveCN101062004BAvoid damageTo achieve the purpose of hair dyeingCosmetic preparationsHair cosmeticsDiseaseHair dyes

Owner:蔡向源

Peach gum polysaccharide capable of efficiently resisting allergy and relieving itching, fermentation extraction method and application thereof

ActiveCN112725392AEasy to purifyEasy to operateOrganic active ingredientsCosmetic preparationsBiotechnologyAlcohol ethyl

Owner:MELLGEN SHENZHEN BIOTECHNOLOGY CO LTD

Indoor air conditioner heat exchange device and air conditioner using same

InactiveCN102147172BSimple structureReduce manufacturing costEvaporators/condensersHeat exchanger casingsEngineeringEnergy consumption

Owner:苏宇贵

Sea-tangle edible fiber and its making method

InactiveCN1243487CLow costTake advantage ofClimate change adaptationFood preservationFiberSwelling capacity

Owner:THE FIRST INST OF OCEANOGRAPHY SOA

Energy storage device that stores energy with spring torsion

InactiveCN103573952BAvoid destructionIncrease rotational torqueSpring motorGearingGear wheelControl theory

Owner:邱垂南

Indoor Positioning Method Based on Sparse Signal Fingerprint Database

ActiveCN105636201BLower build costsSimplify the update processParticular environment based servicesLocation information based servicePattern recognitionNear neighbor

Owner:NAT UNIV OF DEFENSE TECH

Steel bar bending machine and steel bar bending machine control method

ActiveCN102941290BAvoid settingAchieving Precise BendsTurn angleMachine control

Owner:SHENZHEN INOVANCE TECH +1

Production Technology of High Precision Seamless Steel Tubes for Sports Guns

ActiveCN103707071BHigh hardnessGuaranteed hardnessOther manufacturing equipments/toolsSizingSteel tube

Owner:GUANGDE DINGLI PRECISION STEEL PIPE

Ultra-broadband uncooled infrared detector with single-layer structure and its preparation method

ActiveCN110967119BWide response bandSimple structurePyrometry using electric radation detectorsCantilevered beamThin metal

Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Space area weighting scale factor, velocity value and calculation method of velocity data

ActiveCN106094031BAccurate calculationSeismic signal processingComputer scienceCalculation methods

Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Fixed time control method for teleoperated robot based on fast terminal sliding mode

ActiveCN105319972BFast convergenceImprove anti-interference abilityAdaptive controlRobotic systemsOperational system

Owner:YANSHAN UNIV

Beverage brewing machine and control method thereof

ActiveCN105030069BImprove heating efficiencyImprove the bactericidal effectBeverage vesselsMicrowaveProcess engineering

Owner:GUANGDONG MIDEA KITCHEN APPLIANCES MFG CO LTD +1

Preparation method of special polyethylene anti-seepage composite hot-melt adhesive for geotextile

ActiveCN102936473BHigh peel strengthEasy to useGraft polymer adhesivesLow-density polyethylenePolymer science

Owner:SHANGHAI TIANYANG HOT MELT ADHESIVE CO LTD +2

A method of pedestrian moving direction recognition based on mobile phone inertial sensor

ActiveCN111079547BAssisted dead reckoningAccurate dead reckoningNavigation by speed/acceleration measurementsBiometric pattern recognitionEngineeringComputer vision

Owner:WUHAN UNIV

Mullite light bricks and preparation method thereof

InactiveCN102276242BImprove insulation effectFulfil requirementsCeramicwareSocial benefitsBrick

Owner:WUHAN UNIV OF SCI & TECH

Carrier synchronization method and device

ActiveCN107276946BImprove frequency offset accuracyReduce bit error rateMulti-frequency code systemsCarrier signalFrequency offset

Owner:HANGZHOU SHICHUANG ELECTRONICS TECH

Multi-function camera quick release plate

InactiveCN102773843BEasy to carryWon't fall offOther accessoriesMulti-purpose toolsDetentClosed loop

Owner:LAP SHUN MANUFACTURE CO LTD

Rapid Surgical Adhesive Sealant

ActiveCN108159483BSurgical adhesivesSurgical operationPolyethylene glycol

Owner:江西博恩锐尔生物科技有限公司

Method for operating camera arrangement for vehicle and camera arrangement

InactiveCN104081255AEasy to operateEasy to operate and usableTelevision system detailsImage enhancementComputer visionComputer science

Owner:DAIMLER AG

A 3D exaggerated face generation method based on a single satirical portrait

ActiveCN108242074B3D-image renderingComputer graphics (images)Algorithm

Owner:UNIV OF SCI & TECH OF CHINA

Mechanical kinetic energy type automatic cage removing device

ActiveCN103230989BReduce maintenance rateMeshed-ring wire networkEngineeringCaster

Owner:广东宏基管桩有限公司

Method of preserving fuel cell membrane electrode assembly

InactiveCN100442584CAvoid defectsCell electrodesFuel cell auxillariesPolymer electrolytesFuel cells

Owner:PANASONIC CORP

Locomotive underframe mounting base and locomotive underframe

ActiveCN102815315BSimplified attachment structureSimple structureUnderframesBogieEngineering

Owner:ZHUZHOU ELECTRIC LOCOMOTIVE CO LTD

Model establishment method, model and simulated operation detection method of aortic dissection

ActiveCN109700527BIncrease success rateComputer-aided planning/modelling3D modellingAorta aorticFlow transducer

Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

A verification method for data collected by a big data energy consumption online monitoring system

ActiveCN109471854BEasy to judgeAccuracy impactDatabase updatingEnergy efficient computingDatasheetData segment

Owner:GUANGDONG XINGFA ALUMINUM

A method for preparing dry pu/pvdf hydrophobic polyurethane coating for synthetic leather

InactiveCN103882726BImprove hydrophobicityImprove anti-pollution performanceSynthetic resin layered productsLaminationPolymer scienceOrganosolv

Owner:SHAANXI UNIV OF SCI & TECH +1

Methods used to process chips

ActiveCN106024741BSemiconductor/solid-state device detailsSolid-state devicesFixation methodEmbedded system

Owner:INFINEON TECH AG

A community-home integrated intelligent service electronic sign

ActiveCN112017403BVisualize the trend of physical signsReal-time measurement dynamic trackingAdvertisingClosed circuit television systemsComputer hardwareEngineering

Owner:青岛联合创智科技有限公司

Bullet type current stabilizer

ActiveCN103983312BHigh precisionAccurate measurementVolume/mass flow measurementWater flowMechanics

Owner:WEIHAI PLOUMETER

Online detection device for edge sizes of small rectangular plate

InactiveCN102380482BEasy to detectRealize sortingSortingLaser rangingLaser sensor

Owner:HUNAN UNIV OF SCI & TECH

Rotary feeder sealed with air curtain

ActiveCN105173786BWill not accumulateExtended service lifeLoading/unloadingImpellerRotary feeder

Owner:CHANGZHOU UNIV

A certificateless signature method, device, equipment and medium based on sm2 algorithm

ActiveCN112804062BImprove implementation efficiencyEnsure safetyKey distribution for secure communicationUser identity/authority verificationComputer networkCertificate

Owner:BEIJING HAITAI FANGYUAN HIGH TECH

A UAV Landing Method Based on Nested Square Visual Information

ActiveCN110989687BGuaranteed accuracyGuaranteed landing accuracyTarget-seeking controlImage extractionComputer graphics (images)

Owner:SHANGHAI JIAOTONG UNIV

An insulating substrate with a spiral heating electrode

ActiveCN108200675BFix Heating ProblemsReduce in quantityCoil arrangementsInduction heating controlMiniaturizationHemt circuits

Owner:YANCHENG LAIER ELECTRIC HEATING TECH

Shock wave energy passive measurement sensor based on expansion and energy absorption of thin-walled tube

ActiveCN110082018BHigh strengthImprove responsivenessApparatus for force/torque/work measurementResponse sensitivityShock wave

Owner:NAT UNIV OF DEFENSE TECH

Structure and method for conductive connection between copper materials or between copper material and other components

InactiveCN102738600BFully contactedClosely connectedLine/current collector detailsClamped/spring connectionsWave shapeCopper foil

Owner:江西九星铜业有限公司

Texture camera calibration device, texture camera calibration method and geometry correction method of texture image of texture camera

ActiveCN102750698BGuaranteed measurement accuracyAvoid mutual interferenceImage analysisRadiologyThree dimensional measurement

Owner:SHANGHAI UNIV

A method for regeneration and utilization of spent denitrification catalyst

ActiveCN109622070BIncrease loading capacityAvoid collapse accidentsGas treatmentDispersed particle separationPtru catalystProcess engineering

Owner:JIANGSU LONGKING COALOGIX CATALYST REGENERATION CO LTD

Fuel cell system

ActiveCN101911357BProper current limitFuel cell auxillariesSolid electrolyte fuel cellsFuel cellsValue set

Owner:TOYOTA JIDOSHA KK

An autonomous multi-mode composite pipeline positioning exploration system and its implementation method

ActiveCN104777510BAchieve positioningFulfilling location exploration requirementsSeismologyUltrasonic sensorLine tubing

Owner:梁步阁

push switch

ActiveCN104517767BIncrease push strengthSimple compositionEmergency casingsElectric switchesEngineeringPush switch

Owner:ALPS ALPINE CO LTD

Toothpaste for preventing gum from apolexis and oxidization and preparation thereof

ActiveCN101264050BCosmetic preparationsToilet preparationsIncurable diseasesToothpaste

Owner:李浪辉

A ceramic adapter plate structure and manufacturing method thereof

ActiveCN108598061BHigh thermal conductivityHigh temperature resistantSemiconductor/solid-state device detailsSolid-state devicesCeramic substrateElectrically conductive

Owner:SHANGHAI JIAOTONG UNIV

Composite microbial inoculum for treating micro polluted source water under low temperature condition and preparation method thereof

InactiveCN101538543BImprove biological activityGood effectBacteriaToxic materialBiological activation

Owner:HARBIN INST OF TECH

Sensor, system, pressure detection circuit, method and electronic skin

ActiveCN108814769BHigh precisionHigh sensitivitySkin implantsUsing optical meansHemt circuitsEmbedded system

Owner:BOE TECH GRP CO LTD

River and lake water quality prediction and eutrophication risk assessment method based on Monte Carlo simulation

ActiveCN108615090BWater Quality Prediction RealizedMake up for inaccuraciesDigital data information retrievalGeneral water supply conservationDynamic modelsNutrition

Owner:BEIJING TECHNOLOGY AND BUSINESS UNIVERSITY

Side actuated fluid product dispensing device

ActiveCN103502113BSafe and reliable actuationNo risk of harm to the userSingle-unit apparatusLiquid dispensingEngineeringMechanical engineering

Owner:APTAR FRANCE SAS

A method for structural transformation and configuration of double 6-pulse thyristor converter valve group

InactiveCN103457221BOverhead installationFlexible AC transmissionPhase controlEngineering

Owner:NR ELECTRIC CO LTD +1

A heat-dissipating industrial computer for software testing and easy disassembly

ActiveCN109936950BImprove convenienceImprove practicalityDigital data processing detailsSupport structure mountingProcess engineeringPersonal computer

Owner:四川蜀天信息技术有限公司

An adjustable heat dissipation power electrical cabinet

ActiveCN105960127BCompact structureEasy to operateCasings/cabinets/drawers detailsModifications for power electronicsCold airWorking environment

Owner:瑞锦电气(苏州)有限公司

The preparation method of Epagliflozin and its intermediate

ActiveCN107382952BImprove efficiencyEasy to operateOrganic chemistryOrganic chemistryMedicinal chemistry

Owner:山东科巢生物制药有限公司

A method for large-scale cultivation of microalgae

ActiveCN104293674BIncrease exerciseImprove light energy utilizationUnicellular algaeMicroorganism based processesPhotobioreactorEngineering

Owner:CHINA PETROLEUM & CHEM CORP +1

An Intelligent Dissolved Oxygen Electrode Without Production Calibration

ActiveCN106442677BEasy to control power consumptionNot easy to interfereMaterial analysis by electric/magnetic meansHeat sensitiveEngineering

Owner:宁夏易通联创科技有限公司 +1

Oil suspension preparation using resin-based vegetable oil as carrier and preparation method thereof

ActiveCN101984809BGood cost advantageWide variety of sourcesBiocideFungicidesVegetable oilBULK ACTIVE INGREDIENT

Owner:FUJIAN NUODE BIOTECH

Method and device for determining router initialization mode

ActiveCN107070707BImprove experienceDetermine the initialization modeNetwork topologiesData switching networksEngineeringReal-time computing

Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Non-leakage series energy-saving multifunctional arc-welding power supply

InactiveCN101406981BReduce volumeLow process pollutionTransformers/inductances coils/windings/connectionsArc welding apparatusCapacitanceHigh energy

Owner:倪敏禄

A kind of synthetic method of methylphenyl silicone oil

ActiveCN108329475BImprove qualityNarrow molecular weight distributionDisiloxanePolymer science

Owner:INST OF CHEM ENG GUANGDONG ACAD OF SCI

An intelligent system and method for disinfection and cleaning of medical instruments for anorectal surgery

ActiveCN112845336BDiagnosticsSurgeryApparatus instrumentsMedical device

Owner:PEOPLES HOSPITAL OF DEYANG CITY

Novel three-stage pre-dressing and crushing process for low-grade magnetite

ActiveCN102230070BImprove the grinding gradeReduce grinding amountMagnetiteEngineering

Owner:ANSTEEL GRP MINING CO LTD

A kind of continuous salt production method and continuous salt production system

ActiveCN107010643BThe separation effect is thoroughCrystallized thoroughlyAlkali metal sulfite/sulfate purificationAlkali metal halide purificationSalt waterMass content

Owner:CHNA ENERGY INVESTMENT CORP LTD +1

Active viewing angle binocular ranging system and method

ActiveCN105651258BObvious morphological featuresImprove accuracyPicture interpretationAngle of viewImage acquisition

Owner:杨正林

Method, device and network equipment for processing routing next hop

ActiveCN103457864BSave resourcesData switching networksRouting tableDistributed computing

Owner:RUIJIE NETWORKS CO LTD

A software testing method and device

ActiveCN109753435BImprove recognition accuracyImprove test accuracySoftware testing/debuggingTarget controlSimulation

Owner:BEIJING YUNCE INFORMATION TECH CO LTD

Polyethylene biofilm carrier material and preparation method thereof

ActiveCN108715647BReduce manufacturing costIncrease processing rateSustainable biological treatmentBiological water/sewage treatmentBiofilmPolyethylene oxide

Owner:SICHUAN UNIV

Navigation unit

ActiveCN102809752BReduce operating frequencyMeet miniaturizationAntenna supports/mountingsRadiating elements structural formsEngineeringElectronic component

Owner:KUANG CHI INST OF ADVANCED TECH +1

A message sending method, system and client

InactiveCN103457826BImprove experienceMessaging/mailboxes/announcementsData switching networksInterconnectionClient-side

Owner:ZTE CORP

Cell carrier chip and method for rapidly identifying or sorting single cells using it

ActiveCN103353452BReduced background in Raman spectroscopyKeep aliveRaman scatteringTissue cultureFast measurementTest sample

Owner:长春长光辰英生物科学仪器有限公司

A cloud computing system for de-redundancy of multiple check operations

ActiveCN114500541BReduce storageAvoid occupyingMultiple keys/algorithms usageUser identity/authority verificationKey serverTheoretical computer science

Owner:TIANJIN VOCATIONAL INST

A kind of preparation method of the epitaxial graphene back gate transistor of nitrogen-doped SIC substrate

ActiveCN103943510BEasy to operateAvoid secondary pollutionSemiconductor/solid-state device manufacturingSemiconductor devicesHigh electronElectron mobility

Owner:江苏卓远半导体有限公司

External clamp

ActiveCN103991043BResolve accuracyEasy to operateWelding/cutting auxillary devicesWork holdersEngineeringMechanical engineering

Owner:HANS LASER TECH IND GRP CO LTD

A kind of camellia oil textile auxiliary agent and its preparation method and application

ActiveCN106930102BSimple manufacturing methodEasy to implementVegetal fibresSilicone oilAddition reaction

Owner:JIANGSU GOLDSUN TEXTILE SCI & TECH

Diesel pile driver

InactiveCN104631456AEffective decouplingBulkheads/pilesCombustion chamberWork cycle

Owner:DELMAG

Buckle structure of ceramic battery cover

ActiveCN105845855BStable disassemblyQuick assemblyCell lids/coversStructural engineeringMechanical engineering

Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD

Network distribution method, device, Internet of Things device, terminal device, and storage medium

ActiveCN110650516BReceive quicklyEasy accessAssess restrictionDistribution methodPassword

Owner:CHIPSEA TECH SHENZHEN CO LTD

Carbon fiber silk waste reinforced polycarbonate composite material and preparation method of the carbon fiber silk waste reinforced polycarbonate composite material

InactiveCN102181140BImprove heat resistanceGood weather resistanceFiberCarbon fibers

Owner:BEIJING UNIV OF CHEM TECH

Wire splicing fitting, preparation method and wire splicing method

ActiveCN109666872BFirmly connectedImprove construction efficiencyShape memory alloy connectionsFurnace typesShape-memory alloy

Owner:STATE GRID HENAN ELECTRIC POWER ELECTRIC POWER SCI RES INST +2

Non-sieve hammer knife type vertical grinder

ActiveCN102872940BSmash thoroughlyLarge capture surfaceGrain treatmentsImpellerBarrel Shaped

Owner:ZHEJIANG HANGMO SYNTHETIC MATERIAL

A car adjustable tire waxing device

ActiveCN108860086BAvoid displacementApply evenlyBrush bodiesVehicle servicing/repairingLeg numbnessMechanical engineering

Owner:NANJING HANERSI BIOLOGY TECHNOLOGY CO LTD

Vehicle functional safety monitoring system

ActiveCN104590243BAchieving Functional Safety DegradationReduce functional safety level requirementsSystems designEngineering

Owner:UNITED AUTOMOTIVE ELECTRONICS SYST

Narrowband high transmission filter

InactiveCN1731620BControl Horizontal SizeIdeal multi-frequency effectWaveguide type devicesMicrowave transmissionGround plate

Owner:TONGJI UNIV

PA/PP (polyamide/polypropylene) composite material and preparation method thereof

ActiveCN102286200BSimple and reliable operation processLow costPolypropylene compositesPolyamide

Owner:CHINA PETROLEUM & CHEM CORP +1

Quickly wetting material containing hydrocolloid, method for its production and also use thereof

ActiveCN102007169BAbsorbent padsBlood disorderColloidMaterials science

Owner:嘉利达股份有限公司

Compound preparation method

ActiveCN104478715BEfficient preparationThe synthesis process is simpleOrganic compound preparationCarboxylic acid esters separation/purificationParaformaldehydeReaction product

Owner:湖北华世通生物医药科技有限公司

Observable pipeline inner wall cathodic protection device

InactiveCN105088250BExtended service lifeContinuous monitoring of corrosion rateEngineeringContinuous monitoring

Owner:张燕 +1

Image deblurring method

InactiveCN101986345BEnhance image edgesSatisfied with the visual effectImage enhancementEstimation methodsDeblurring

Owner:ZHEJIANG UNIV

Disinfection box for propulsion device of interventional surgery robot

ActiveCN110236678BEnsure a sterile environmentSimple structureLavatory sanitoryDisinfectionOperating theatresCatheter

Owner:BEIJING WEIMAI MEDICAL EQUIP CO LTD

Line trap for transmission systems on medium/high voltage ac power lines

ActiveCN103973253BMultiple-port networksEngineeringAC power

Owner:贝尔特尔股份公司

A kind of health insulation mattress and its manufacturing method

InactiveCN103689949BHas the effect of sleeping and health careSimple structureStuffed mattressesSpring mattressesMedicineThermal insulation

Owner:王强

A multi-station bicycle lifting and parking platform

InactiveCN111021797BAvoid forward slipForward slip preventionCycle standsParkingsGear driveElectromagnetic clutch

Owner:WUHAN UNIV OF SCI & TECH

Traditional Chinese medicine compound preparation and preparation method for treating leukemia caused by exuberant heat and toxin

ActiveCN106822594BPromote absorptionHigh dissolution rateAntineoplastic agentsConiferophyta medical ingredientsBarbed Skullcap HerbPatrinia

Owner:天津市善济宏兴科技发展有限公司