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.

Gum-based chewing tobacco containing Ophiopogon japonicus extract and preparation method thereof

ActiveCN111264900BCause deathImprove the situation of deathTobacco preparationTobacco treatmentBiotechnologyGum base

Owner:CHINA TOBACCO YUNNAN IND

Computing-oriented general reconfigureable computing array

InactiveCN100419734CSimple logic control functionCovers commonly used high-frequency computing functionsGeneral purpose stored program computerParallel computingReconfigurable computing

Owner:ZHEJIANG UNIV

Diacid-crosslinked rubber composition comprising a phenolic compound

ActiveCN111491805ASpecial tyresElastomerPolymer science

Owner:MICHELIN & CO CIE GEN DES ESTAB MICHELIN

Electric connector

ActiveCN101064383BCoupling contact membersFixed connectionsElectrical conductorEngineering

Owner:维哥经营公司MBH

Method for manufacturing semiconductor device using planarization technique

InactiveCN1122301CWeakened bondsSemiconductor/solid-state device manufacturingSilicon oxideAtmospheric pressure

Owner:NEC CORP

Account and password management method and mobile terminal

InactiveCN106529318BImprove experienceDigital data protectionInput/output processes for data processingEffective managementPassword management

Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Cross-linked modified ultra-high molecular weight polyethylene fiber and its preparation method

ActiveCN109234850BSimple processIncrease concentrationMonocomponent polyolefin artificial filamentSynthetic polymer filament chemical after-treatmentFiberPolymer science

Owner:JIANGSU SHENTAI SCI & TECH DEV

Method for producing osteoblast cluster using ips cells

PendingCN113728093AHigh bone regeneration capacityCulture processCell culture supports/coatingInducer CellsBiochemistry

Owner:TOHOKU UNIV

Operation control method for linear compressor

InactiveCN1228549CPrevent spoilagePump controlPiston pumpsPower flowLinear compressor

Owner:LG ELECTRONICS (TIANJIN) APPLIANCES CO LTD

Intelligent Power Module and Its Driving Circuit

ActiveCN104967291BExtended service lifeImprove the safety of usePower conversion systemsDriver circuitCMOS

Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1

A kind of method for preparing dimethyl dichlorosilane

ActiveCN104945428BIncrease contentMild reaction conditionsGroup 4/14 element organic compoundsTrimethylsilyl chlorideMethyltrichlorosilane

Owner:JIAXING UNIV +1

A kind of preparation method and use of nickel-iron double metal hydroxide nano-film material

ActiveCN110947387BExcellent oxygen evolution activityExcellent long-term electrolytic stabilityElectrolytic inorganic material coatingMetal/metal-oxides/metal-hydroxide catalystsElectrolytic agentEtching

Owner:MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS

A low-cost short glass fiber reinforced halogen-free flame-retardant polypropylene material that can pass ul94-5va and its preparation method

ActiveCN109370043BLow costLow densityPolymer sciencePolypropylene

Owner:GUANGDONG JUSHI CHEM CO LTD

Method for setting alcohol type fuel motor-driven pump

InactiveCN102383985AReduce corrosionMeet the use requirementsInternal combustion piston enginesEngine controllersElectrochemical responseAlcohol

Owner:孙立生

Method for manufacturing liquid crystal display device

InactiveCN1479144AImprove reflectivityPhotomechanical apparatusSemiconductor/solid-state device manufacturingLiquid-crystal displayEngineering

Owner:LG DISPLAY CO LTD

Fully automatic door opening and closing bench suitable for model test system and its application method

ActiveCN107386856BFully automatedImprove test efficiencyPower-operated mechanismControl systemInductor

Owner:SHANDONG UNIV +1

Segmented assembly component of steel end housings of underwater tunnel immersed segment and construction method

InactiveCN101886401BOvercome the shortcomings of the construction methodEasy to transportArtificial islandsUnderwater structuresClassical mechanicsMechanical engineering

Owner:广州永联钢结构有限公司

Cycloidal gear processing fixture

ActiveCN109500453BReduced precision requirementsGood precisionGear-cutting machinesGear teethShape changeGear wheel

Owner:NINGBO ZHONGDA LEADER TRANSMISSION EQUIP

A light flame retardant reinforced polyamide composition and its preparation method

ActiveCN108239391BReduce consumptionGlass fiberPolymer science

Owner:CATHAY R&D CENT CO LTD +2

A method for preparing a wear-resistant and friction-reducing layer of a diamond/graphite composite structure based on a plasma heat balance method

ActiveCN109267000BImprove wear resistanceImprove fatigue performanceSolid state diffusion coatingCarbon filmHeat balance

Owner:HARBIN INST OF TECH

A device for detecting and conveying needles of needle tubes and needles

ActiveCN109205232BReasonable structureGood degree of automationConveyorsControl devices for conveyorsCircular discEngineering

Owner:CHIFENG JIUZHOU TONGDA MEDICAL APPLIANCE

Thermal cracker, thermal cracking gas chromatograph and thermal cracking analysis method

ActiveCN102192959BEliminate errorsGood reproducibilityComponent separationCapillary gas chromatographyControl system

Owner:上海市计算技术研究所有限公司

New method for mapping corn one-way outcross incompatibility gene

ActiveCN103352071BAvoid positioning deviationSave human effortMicrobiological testing/measurementGenotypeBiology

Owner:渤海粮仓南皮种业有限公司

A long service life cemented carbide

ActiveCN113278859BExtended service lifeImprove wear resistanceVacuum evaporation coatingSputtering coatingOxidation resistantAlloy

Owner:株洲思瑞普硬质合金股份有限公司

System for controlling driving mode of vehicle

ActiveCN103171605BImprove intuitive perceptionImprove manipulationVehicle body stabilisationDashboard fitting arrangementsEngineeringVehicle driving

Owner:VOLVO CAR CORP

Space data network progressive transmission method and system

ActiveCN102413104BImprove network transmission efficiencyAvoid duplicate transmissionTransmissionUtilization rateData request

Owner:AEROSPACE INFORMATION RES INST CAS +1

A High Efficiency Low Ripple Frequency Conversion Modulation Method

ActiveCN112072977BReduce lossIncrease the usable switching frequencyElectronic commutation motor controlAC motor controlElectric power transmissionVoltage vector

Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Driving method for displays

InactiveCN1576964AReduce the numberReduce circuit complexityStatic indicating devicesIdentification meansSignal onDisplay device

Owner:HIMAX TECH LTD

Method and system for virus scanning

InactiveCN100576135CDigital data processing detailsDigital computer detailsAnti virusMalware

Owner:MICROSOFT TECH LICENSING LLC

A graphene insole cloth fixture and laser cutting prototype

ActiveCN111515597BDetermine the processing technology benchmarkAvoid obstructionWelding/cutting auxillary devicesAuxillary welding devicesHigh volume manufacturingLaser cutting

Owner:山东沃烯新材料科技有限公司

In-situ tester for frost heave parameters of rock and soil

ActiveCN105181736BSolve the hysteresisSolve the problem of freezing damageMaterial thermal analysisTemperature controlData acquisition

Owner:SOUTHEAST UNIV

Method for enriching vibrio phage and biologically preventing host bacteria

InactiveCN102524131BControl proliferationControl concentrationBacteriaClimate change adaptationMicrobiologyBacteriophage

Owner:GUANGDONG OCEAN UNIVERSITY

A file encryption system based on shadow files

ActiveCN105426766BImprove access efficiencyAvoid the problem of frequently emptying the cacheDigital data protectionPlaintextXML Encryption

Owner:嘉兴古奥基因科技有限公司

Folding plug and method of assembling the same

InactiveCN105896165BReduce radial minimum sizeEasy to carryRelieving strain on wire connectionTwo-part coupling devicesEngineeringMetal sheet

Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

A hot patch method and device

ActiveCN105607937BAvoid system failureSoftware engineeringProgram loading/initiatingJumping functionEmbedded system

Owner:COMBA TELECOM SYST CHINA LTD

Method and apparatus for broadside horizontal array motion aperture synthesis positioning

ActiveCN101470193BHigh positioning accuracySimple methodAcoustic wave reradiationFiltrationFiltering theory

Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

The synthetic method of bimatoprost

ActiveCN111018766BChemically stableHigh yieldOrganic chemistry methodsChemical synthesisBiochemical engineering

Owner:GUANGZHOU KEMROCMED CO LTD

A biofuel cell anode and its preparation method and application

InactiveCN103066302BImprove power performanceIncrease loadCell electrodesMolecular sieveCross-link

Owner:SOUTH CHINA UNIV OF TECH

A key gene mutant for alkanes originating from cyanobacteria and its application

ActiveCN109486835BHigh yieldFacilitate the commercialization processBacteriaMicroorganism based processesBiotechnologyGenes mutation

Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

An adapter device for testing the mechanical characteristics of switches

ActiveCN104020326BSave human effortShorten test timeMeasurement instrument housingCircuit interrupters testingEffective solutionMechanical property

Owner:HENGSHUI POWER SUPPLY BRANCH OF STATE GRID HEBEI ELECTRIC POWER

Etilmicin derivative and preparation method thereof, pharmaceutical composition and application thereof

InactiveCN108129527BLow toxicityImprove the immunityAntibacterial agentsOrganic active ingredientsEthyl groupPharmaceutical medicine

Owner:CHENGDU UNIV

Display device with built-in optical image sensor

ActiveCN110649065ASolid-state devicesPhotovoltaic energy generationLight reflectionDisplay device

Owner:LG DISPLAY CO LTD

Alcoholic extract paste of common coltsfoot flower and preparation method and application thereof

InactiveCN102578703BGuaranteed withdrawalGuarantee normal performanceTobacco preparationTobacco treatmentAlcoholMedicine

Owner:张婷婷

Fan and impeller thereof

InactiveCN101139996BImprove rotational stabilityPump componentsPump installationsImpellerEngineering

Owner:DELTA ELECTRONICS INC

Electric level converter and active matrix type indicator using same

InactiveCN1145922CPrevent penetration currentReduce power consumptionTransistorStatic indicating devicesActive matrixNegative power

Owner:SANYO ELECTRIC CO LTD

Apparatus and method for conveying plastic parisons with a double pitch delay

InactiveCN105522716BLoading/unloadingConveyor partsMechanical engineeringEngineering

Owner:KRONES AG

Method for grouting and strengthening thin-walled structures in buildings to control cracking

ActiveCN105756362BImprove plastic retentionReinforced structure is denseBuilding repairsFiberCrack resistance

Owner:杭州固特建筑加固技术工程有限公司

Mirror image communication processing method

InactiveCN100542163CIncrease profitImprove performanceElectromagnetic transmissionNetworks interconnectionUsabilityMirror image

Owner:HUAWEI TECH CO LTD

Method, product and application of cellulose/sodium alginate composite airgel prepared from bamboo shoot leftovers

ActiveCN112852003BHigh porosityHigh crystallinityPharmaceutical delivery mechanismNanomedicinePolymer scienceFreeze-drying

Owner:ZHEJIANG UNIV

A kind of elastic towel and its preparation method

ActiveCN108914312BEasy to useEasy wring to dryMulti-ply fabricsPolymer scienceEngineering

Owner:如是河北纺织品制造有限公司

An automatic processing method for verification gateway

ActiveCN107454086BImprove the level of application security protectionUser identity/authority verificationPersonalizationWeb application

Owner:杭州邦睿科技有限公司

Simulation experiment device and collaborative monitoring method for mining overburden movement affecting mine pressure

ActiveCN106771066BRealize the collectionDynamic integrated monitoringEarth material testingFrame workComputer science

Owner:CHINA UNIV OF MINING & TECH

Light emitting diode lamp bulb

InactiveCN107289342AElectric circuit arrangementsLight fasteningsLight-emitting diodeLight source

Owner:EPISTAR CORP

GAAS-based optoelectronic device and preparation method thereof

ActiveCN111628022BImprove cooling effectImprove thermal conductivityFinal product manufactureSemiconductor devicesOhmic contactContact layer

Owner:INST OF PHYSICS - CHINESE ACAD OF SCI

Biomass hydrogen production in water vapour atmosphere and series fluidized bed apparatus system thereof

InactiveCN101475143BLow reaction temperatureReduce energy consumptionHydrogenSteam reformingWater vapor

Owner:UNIV OF SCI & TECH OF CHINA

An Assembled Displacement Adjuster Suitable for Replaceable Coupling Beam Connection

ActiveCN112049452BLarge adjustment rangeHigh adjustment accuracyBuilding repairsHigh stiffnessClassical mechanics

Owner:TONGJI UNIV

Resolver adaptive fault-tolerant control system and method for pmsm drive system

ActiveCN106788057BImplement fault-tolerant controlImprove robustnessElectronic commutation motor controlAC motor controlSelf adaptiveFault tolerant control system

Owner:HEFEI UNIV OF TECH

Blockchain-based car loan risk information processing method and device

ActiveCN107944772BCar loan risk reductionFinanceResourcesInformation processingIn vehicle

Owner:GOLO IOV DATA TECH CO LTD

A True Triaxial Test System with Variable Dimensions

ActiveCN103822833BOvercome limitationsSimple structureMaterial strength using tensile/compressive forcesPush and pullTriaxial shear test

Owner:POWERCHINA ZHONGNAN ENG +1

A multifunctional gait rehabilitation trainer

ActiveCN105167959BAvoid sprainsRehab realChiropractic devicesEngineeringSacroiliac joint

Owner:HARBIN ENG UNIV

A transfer device for electronic product pipeline welding and its application method

ActiveCN109623254BEasy to adjust height adjustmentEasy to moveWelding/cutting auxillary devicesAuxillary welding devicesStructural engineeringPipe welding

Owner:ZHEJIANG LAOSHIDUN WELDING EQUIP

A kind of assay method of L-methionine product content

ActiveCN103424364BSimple methodFew instrumentsPolarisation-affecting propertiesMethionine biosynthesisContent determination

Owner:NINGXIA UNISPLENDOUR TIANHUA METHIONINE CO LTD

car perfume box

ActiveCN108126228BImprove fragrance retentionPleasant aromaAir-treating devicesDeodrantsEthylene diamineGalaxolide

Owner:嘉兴沃瑞科技有限公司

A tunnel excavation support structure and construction method

ActiveCN111648791BQuick buildEasy to moveUnderground chambersTunnel liningStructural deformationArchitectural engineering

Owner:THE 5TH ENG OF CHINA RAILWAY 22TH BUREAU GROUP +1

Traditional Chinese medicine thermal reflux extraction, concentration machine set

InactiveCN1256163CReduce deliveryImprove solubilityPharmaceutical product form changeEvaporationMedicinal herbsSolubility

Owner:邱云彪

Cursor display method and device for ultra-high resolution video wall

InactiveCN104035661BOperational event impactInput/output processes for data processingOperational systemImage resolution

Owner:GUANGDONG VTRON TECH CO LTD

An aircraft and modeling method for three-dimensional modeling of caves

InactiveCN108051821BRealize self-spatial positioningElectromagnetic wave reradiationAcoustic wave reradiationGyroscopeThree-dimensional space

Owner:CHONGQING UNIV

A three-stage phase-change heat exchanger

ActiveCN112696961BSolve fever problemAvoid heat loadHeat storage plantsHeat flowAlloy

Owner:BEIHANG UNIV

Test case operation dispatching device and method

ActiveCN102135939BFully automatedImprove the quality of useSoftware testing/debuggingComputer scienceTest case

Owner:JIANGSU RETECH DIGITAL IND PARK CO LTD

Pixel circuit, display panel, display unit and electronic system

InactiveCN103000124BReduce the number of wiring connectionsStatic indicating devicesElectrical currentVoltage

Owner:JOLED INC

Legged mobile robot

InactiveCN100369717CDoes not interfere with cushioning actionCompact structureFootwearManipulatorLeg typeEngineering

Owner:HONDA MOTOR CO LTD

A fruit and vegetable picking device

ActiveCN112616443BReduce the problem of inconvenient transportationSmall installation volumePicking devicesElectric machineryProcess engineering

Owner:CHONGQING THREE GORGES UNIV

Full-automatic pneumatic board parting machine

InactiveCN102006730BFast cutting speedIncrease productivityPrinted circuit manufactureHigh volume manufacturingDrive motor

Owner:SUZHOU HUILONG AUTOMATION EQUIP

A kind of fast tablecloth coating and preparation method thereof

InactiveCN105219241BEfficient constructionEasy constructionAntifouling/underwater paintsPaints with biocidesWater basedRoom temperature

Owner:SHANGHAI INST OF TECH

Environment-friendly steel wire drawing lubricating agent and production method thereof

ActiveCN102433208BImprove cooling effectEasy to handleLubricant compositionTO-18Chemical reaction

Owner:辽宁海华科技股份有限公司

A data identification method, device and storage medium

ActiveCN112862020BLittle impact on accuracyReduce data volumeCharacter and pattern recognitionOriginal dataEngineering

Owner:BEIJING TRUSFORT TECH CO LTD

A controlled experimental device and construction method for simulating the habitat of tidal flat fish

InactiveCN107907627BEffective simulationWill not cause churnMaterial analysisTidal flatTidal water

Owner:EAST CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI +1

Off-grid ocean current energy power generation device and control method thereof

ActiveCN103075294BLow costSolve electricity problemsMachines/enginesSafety/regulatory devicesImpellerConstant frequency

Owner:ZHEJIANG UNIV

A kind of preparation method of insect-proof wood

ActiveCN108515596BImprove insect resistanceGood insect resistanceRadiation/waves wood treatmentWood treatment detailsSalviaflasideFurfural

Owner:福建龙兴九源科技股份有限公司

A crescent block assembly for internal gear pump and its preparation method

ActiveCN103695701BHigh hardnessHigh precisionRotary piston pumpsRotary piston liquid enginesGear pumpManganese

Owner:NINGBO HOYEA MACHINERY MFG

Deep learning network processing method, device and compiler

ActiveCN111191778BReduce memory accessImprove performancePhysical realisationNeural learning methodsObject codeTheoretical computer science

Owner:SHENZHEN INTELLIFUSION TECHNOLOGIES CO LTD

A pvc pipe for sewage treatment

ActiveCN110306640BAvoid pipe burstsPrevent burstSewer pipelinesWater flowSewage

Owner:周纯

A form filling and printing method

ActiveCN103543964BClear inputImprove input efficiencyDigital output to print unitsUser needsElectronic form

Owner:SHANGHAI BOLU INFORMATION TECH

Air conditioner remote control, air conditioner remote control system and method

ActiveCN104515244BSee exactlyReduce or eliminate noiseMechanical apparatusTransmission systemsElectricityRemote control

Owner:GREE ELECTRIC APPLIANCES INC

Volumetric screw compressor

InactiveCN1948761AReduce capacityImprove reliabilityRotary piston pumpsRotary piston liquid enginesSolenoid valveEngineering

Owner:莱富康有限公司

A Teaching Aid for Drawing Perpendicular Bisectors of Line Segments

ActiveCN106218279BBeneficial technical effectGood practical valueWriting aidsEngineering

Owner:安徽省宿州市第二中学

Wastewater treatment equipment for heavy metal processing

ActiveCN109761447BAffect processing efficiencyImprove processing efficiencyWater contaminantsMultistage water/sewage treatmentFiltrationMetal impurities

Owner:江西清绿环保有限公司

An automatic control device and method for realizing rock joint contact state

InactiveCN108762115BPrecise control of contact stateRealize automatic termination of testProgramme control in sequence/logic controllersAutomatic controlReciprocating motion

Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Open platform system and implementation method invoked by third-party applications

ActiveCN103078827BImprove authorization speedDoes not affect external network servicesTransmissionThird partyInternet privacy

Owner:TENCENT DIGITAL TIANJIN

A kind of preparation method of thermochromic preserved flower

InactiveCN104604551BFor long-term storageReduce viscosityDead plant preservationFloral handlingTemperature controlBoiling point

Owner:NINGBO YUANHONG BIOTECH

Electric conduction polymer and synthesis method thereof and electroactive electrode with surface covered with electric conduction polymer

InactiveCN102206342BSynthetic resin layered productsPolymer scienceConductive polymer

Owner:NANJING UNIV