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.

A sewage treatment method based on Fenton sludge returning

ActiveCN103232110BReduce processing costsTreatment using aerobic processesSustainable biological treatmentFenton reactionBiological activation

Owner:TSINGHUA UNIV

NiZn (nickel zinc) ferrite material with high magnetic conductivity and high Curie temperature and preparation method thereof

ActiveCN102390984BConvenience to workWorking frequency bandwidthDopantDatum reference

Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Extraction method of hexavalent chromium in plastics

InactiveCN102373334BHigh recovery rateAccurate detectionProcess efficiency improvementOrganic solventInorganic layer

Owner:BEIJING JITIAN INSTR CO LTD

Preparation system and preparation method of dihydroxy polyphenyl ether

ActiveCN114605629AMeet industrial production requirementsSimple processChemical recyclingPtru catalystProcess engineering

Owner:北京中油创宇科技有限公司

Method and system for controlling train operation

ActiveCN111301490BReduce computing power requirementsRealize active protectionAutomatic systemsVirtual vehicleIn vehicle

Owner:CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD

A detection device for an automatic assembly machine for blood collection needles

ActiveCN106093067BIncrease contact areaAvoiding Inaccurate Detection SituationsOptically investigating flaws/contaminationSortingBlood collectionLaser transmitter

Owner:枣庄市善道科技发展有限公司

Top-mounted rectangular wet electrostatic precipitator

ActiveCN104437870BRealize modular productionEasy to makeElectrostatic separation housingExternal electric electrostatic seperatorTowerPetroleum engineering

Owner:SHANGHAI LONGKING ENVIRONMENTAL PROTECTION

Modular Flat Panel Filter Elements for Membrane Bioreactors

ActiveCN103706255BReduce thicknessIncreased membrane area ratioUltrafiltrationSustainable biological treatmentStructural engineeringProcess engineering

Owner:上海斯纳普膜分离科技有限公司

Polarization dark field self-adaptation optical retina imager

ActiveCN103315705BIncrease contrastEliminate reflected lightOthalmoscopesLight beamPolarizer

Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI

A water collector with gradient hydrophilic and hydrophobic properties and its application

ActiveCN105973021BEasy to capturePromote regenerationSteam/vapor condensersDrinking water installationPore diameterEnergy conservation

Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Dual composition addition type room temperature solidified silicon rubber used for recording left-behind tracks

InactiveCN101643582BWell-preservedImprove clarityPerson identificationSensorsCross-linkPtru catalyst

Owner:合肥凯蒙新材料有限公司

An intelligent detection and pollution-free processing system for chestnuts

ActiveCN106993596BEnsure kill rateImprove qualitySubsonic/sonic/ultrasonic wave measurementIndication/recording movementInformation transmissionNetwork communication

Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY

A communication engineering network transmission optical cable pulling device

ActiveCN111061024BReduce labor consumptionImprove rigidityOptical fibre/cable installationApparatus for laying cablesControl theoryWeb transport

Owner:北京华通天畅工程监理咨询有限公司

Driving force transmission apparatus and control method therefor

InactiveCN102126430AVehicle sub-unit featuresGearing controlDrive wheelDrive shaft

Owner:JTEKT CORP

Dynamic active clamping circuit and electronic equipment

ActiveCN102856893BAchieve conductionProtection worksEmergency protective arrangements for limiting excess voltage/currentOvervoltageEngineering

Owner:SHENZHEN INVT ELECTRIC

Antistatic and antibacterial nylon 6/spandex coated yarn

InactiveCN102767009AFeel goodGood lookingFilament/thread formingYarnPolymer scienceNylon 6

Owner:WUJIANG YATAI CHEM TEXTILE

A low-impact separation nut based on slow release of preload

ActiveCN107763020BReduced Shock ResponseShock response is fastSecuring devicesRelease timeEngineering

Owner:BEIJING INST OF ELECTRONICS SYST ENG

Water-saving and environment-friendly toilet with fast sewage discharge device

ActiveCN104963394BEliminate odorNot afraid of blockageFlushing devicesEngineeringIndoor air

Owner:蚌埠中知知识产权运营有限公司

A kind of preparation method of degradable agricultural mulch material with high heat preservation and moisture conservation

ActiveCN105860459BMeet the needs of mulchBlown film process is stableThermal insulationPlastic mulch

Owner:BEIJING CO FOUND HIGH TECH INCUBATOR

A foldable rail transit rescue vehicle

ActiveCN113335318BAchieve foldingReduce occupancyStretcherCarriagesMarine engineeringGear wheel

Owner:华山电子科技有限公司

An intelligent pipeline robot downhole device

ActiveCN112253894BImprove workabilityCompact structureBase supporting structuresBraking devices for hoisting equipmentsControl engineeringElectric machinery

Owner:NANJING ANTOUKE INTELLIGENT SYST CO LTD

Voltage regulator with brush holder assembly for rotary electric machine

InactiveCN108475893ASynchronous generatorsRotary current collectorMicrocontrollerElectric machine

Owner:VALEO EQUIP ELECTRIC MOTEUR

A floating clamp disc brake by wire

ActiveCN107448521BApply the parking brakeRealize the parking brake functionCoupling-brake combinationSlack adjustersAuto regulationMotor drive

Owner:ZHEJIANG NORMAL UNIVERSITY

A ratiometric electrochemical biosensor for eliminating lamp background interference, construction method and application

ActiveCN111060577BReduce false positive signalsHigh detection sensitivityMaterial electrochemical variablesElectrochemical biosensorDna hairpin

Owner:SOUTHWEST UNIV

A real-time localization method for key points of typical non-cooperative targets under high frame rate conditions

ActiveCN109410274BMeet the special requirements of positioningImage enhancementImage analysisHigh frame rateComputer graphics (images)

Owner:WUHAN INSTITUTE OF TECHNOLOGY

Heat pump and molecular sieve adsorption runner combined cycle organic solvent recovery device

InactiveCN104084357BReduce consumptionRaise the gas temperatureLiquid surface applicatorsHeat recovery systemsGas heaterEnergy source

Owner:马军

Electrolysis plant for electrolytic refining of metals

InactiveCN104178781BLower cell voltageReduced DC power consumptionPhotography auxillary processesProcess efficiency improvementElectrolysisAuxiliary electrode

Owner:EAST CHINA UNIV OF SCI & TECH

An automatic feeding die-casting device

ActiveCN110280737BEasy to useImprove die casting efficiencyPressure castingGear wheel

Owner:佛山市同向智能装备有限公司

A road marking equipment for road surface printing

ActiveCN112647402BAutomatic smearApply evenlyRoads maintainenceRoad surfaceIndustrial engineering

Owner:湖北昌州实业集团有限公司

A water-phase electrodeposition device and its application to the method for preparing uranium targets on the front and back sides of a tantalum sheet

ActiveCN107385496BImprove bindingExtended service lifeSealing devicesElectrodesElectricityHazardous substance

Owner:NORTHWEST INST OF NUCLEAR TECH

A Gradient Atomization System

ActiveCN107477511BAvoid interferenceUniform atomization layerLighting applicationsMechanical apparatusOptical axisLight beam

Owner:GUANGZHOU HAOYANG ELECTRONICS CO LTD

Monolithic sputtering target assembly

InactiveCN1688740AAvoid liftingIncreased risk of contaminationElectric discharge tubesVacuum evaporation coatingTitaniumAlloy

Owner:CABOT CORP

A kind of manufacturing method of odorless rubber material

ActiveCN107057205BTightly boundEmission reductionRubber materialPolymer science

Owner:WENZHOU XIAOLIN SHOES MATERIALS

Device and method using object moving trend to drive shutter

InactiveCN102821241BAvoid errorsPredicted focus valueTelevision system detailsImage analysisSystems analysisInductor

Owner:ALTEK CORP

Volume scattering polymer light conducting plate and preparation method for injection mould master batch

InactiveCN101367950BGood ultrasonic powerImprove performanceOptical light guidesNon-linear opticsPolymer scienceCyclo olefin polymer

Owner:JINAN UNIVERSITY

Arrangement in a vehicle with air suspension

InactiveCN100436174CResilient suspensionsPump/compressor arrangementsEngineeringControl switch

Owner:SCANIA CV AB

Method and mobile terminal for adjusting wifi scanning frequency based on motion state

ActiveCN103458440BGuaranteed to workImprove performance per power ratioPower managementNetwork topologiesComputer moduleComputer terminal

Owner:威海神舟信息技术研究院有限公司

A modular seedling tray precision seeding production line

ActiveCN112042330BMeet the needs of conversionImprove efficiencyPlantingFurrow making/coveringAgricultural scienceAgricultural engineering

Owner:BEIBU GULF UNIV

A logical reasoning training device and processing method

ActiveCN107341992BTrain logical reasoning abilityTeaching apparatusComputer hardwarePower switching

Owner:李一芃

A kind of preparation method of electromagnetic shielding pa6/ps composite foam material

ActiveCN112940497BImprove shielding effectImproving Impedance MatchingPolymer scienceToluene diisocyanate

Owner:ZHEJIANG UNIV OF TECH

Automatic Discovery Of Alternate Mailboxes

InactiveCN105787707AText processingOffice automationDocumentationWorld Wide Web

Owner:MICROSOFT TECH LICENSING LLC

Micro-positive pressure vacuum pressure swing adsorption system and method for safely enriching low-concentration gas

ActiveCN111773882BExtended service lifeAvoid Explosion HazardsDispersed particle separationGas removalSorbentDesorption

Owner:CHINA UNIV OF MINING & TECH

Magnetic nitrogen-doped reduced graphene oxide composite catalyst and its preparation method and application

ActiveCN107020144BLow costSimple preparation processWater contaminantsCatalyst activation/preparationSulfate radicalsPersulfate

Owner:CHANGSHA UNIVERSITY

Cross-domain service chain mapping method and system in sdn/nfv environment

ActiveCN108833159BMapping implementationEfficient mappingData switching networksPathPingComputation complexity

Owner:PLA STRATEGIC SUPPORT FORCE INFORMATION ENG UNIV PLA SSF IEU

A tread cleaner self-protection control device and method

ActiveCN104494609BExtended service lifeAvoid consumptionLocomotivesTime delaysEngineering

Owner:CHINA RAILWAYS CORPORATION +1

Method and device for searching long query words

ActiveCN104715065BFewer recallsImprove matchSpecial data processing applicationsDocument preparationDocumentation

Owner:北京奇元科技有限公司

External pharmaceutical composition used for treating skin diseases like eczema, dermatitis and tinea and preparation method thereof

ActiveCN103340965BHeat-clearing and detoxifyingDampness and itchingAntimycoticsHydroxy compound active ingredientsEczematous rashPharmaceutical drug

Owner:MAYINGLONG PHARMA GROUP

An injection automatic feeder

ActiveCN106586109BRealize continuous feedingImprove the level of automated productionConveyor partsPackaging machinesAutomatic controlPower control system

Owner:HENAN POLYTECHNIC UNIV

Alkaline earth metal silicate phosphor activated by divalent europium and preparation method thereof

InactiveCN101130690BLuminescent compositionsAlkaline earth metalRare earth

Owner:FUDAN UNIV +1

Bioorganic fertilizer and its production process

InactiveCN1184169CImprove qualityGood yieldBacteriaOrganic fertilisersBiotechnologyMicroorganism

Owner:YUEYANG HUAWEI COTTON PROD DEV

Portable barbecuing device

PendingCN107713807AEasy to carryEasy to useFood scienceProcess engineeringFuel gas

Owner:HIGOLD GRP CO LTD

Control device of vehicle driving device and plug-in hybrid vehicle

InactiveCN101687502AAvoid heat damageImprove vibrationInternal combustion piston enginesEngine controllersValue setVehicle driving

Owner:TOYOTA JIDOSHA KK

Drum-type washing machine

ActiveCN100558970CIncreased durabilityReduce loadOther washing machinesWashing machine with receptaclesEngineeringClockwise

Owner:HAIER GRP CORP +1

Measuring and monitoring system and method

InactiveCN101661275AHigh precisionSave human effortProgramme controlComputer controlMeasuring instrumentMonitoring system

Owner:SHENZHEN FUTAIHONG PRECISION IND CO LTD +1

A flip-type wooden board drying device for smart home processing

ActiveCN108800848BFully heatedExtend the heating timeDrying gas arrangementsDrying chambers/containersWater leakageAgricultural engineering

Owner:浙江苏伊士卫浴有限公司

Electric heating pipe manufacturing method

InactiveCN102858040AGuaranteed electrical performanceWire windingHeating element shapesElectrical resistance and conductanceConductor Coil

Owner:JIANGSU SHUNFA ELECTRIC HEATING MATERIAL

All-angle compensation corrector for stereo positioning instrument

InactiveCN103919614ASkip the cumbersome calculationsPrevent deviationDiagnosticsSurgeryThree-dimensional spaceEngineering

Owner:NANTONG UNIVERSITY

Variable-power regulation access method for CDMA communication system

InactiveCN1399424AImprove reception performanceFinely control transmit powerPower managementTransmission control/equalisingSystem capacityAccess method

Owner:HUAWEI TECH CO LTD

Electrode material, method for manufacturing electrode material, and secondary battery

ActiveCN104205431AHigh crystallinityImprove conductivityCell electrodesCarbon preparation/purificationSulfurMass ratio

Owner:MURATA MFG CO LTD

Weight encryption/decryption method and system aiming at neural network processing

ActiveCN107086910AEnsure safetyKey distribution for secure communicationPhysical realisationComputer hardwareComputer science

Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

High-thermal-conductivity PCR tube and preparation process thereof

ActiveCN113913048AIncrease useImprove wear resistancePretreated surfacesPolyether coatingsHeat conductingPhysical chemistry

Owner:HANGZHOU ANYU TECH CO LTD

A kind of high elastic shrinkage yarn and preparation method thereof

ActiveCN111118634BImprove moisture absorption and quick-drying performanceThere will be no stress concentration problemsFilament/thread formingArtificial filament heat treatmentBreaking strengthPolymer science

Owner:JIANGSU HENGLI CHEM FIBER

A vacuum precision displacement device

ActiveCN103424303BAchieve supportAchieve longitudinal displacementPreparing sample for investigationMechanical propertyFlange

Owner:INST OF PHYSICS - CHINESE ACAD OF SCI

Multi-part cooled piston for an internal combustion engine

InactiveCN101466937BReduce tension around the stretchAvoid crackingMachines/enginesPistonsEngineeringInternal combustion engine

Owner:MAHLE INT GMBH

Self-drawing control testing method, testing device, self-drawing control and system

ActiveCN105095064BImprove test efficiencyThe verification result is accurateSoftware testing/debuggingBootstrappingTest efficiencyTest fixture

Owner:TENCENT TECH (SHENZHEN) CO LTD

Sealant composition for display element with improved liquid crystal contamination problem and sealant formed by curing the same

ActiveCN103131375BReduce pollutionGood storage stabilityNon-macromolecular adhesive additivesOther chemical processesMethacrylateLiquid-crystal display

Owner:SK MATERIALS PERFORMANCE CO LTD

A Matcha Pumpkin Pie

ActiveCN103947965BImprove immunityLow in sugarFood ingredient functionsPolysaccharide/gum food ingredientsFlavorSugar

Owner:JIANGSU HUAHAI STEEL STRUCTURE CO LTD

A household control device and heating system for central heating of building units

ActiveCN104728897BEasy to controlAvoid destructionLighting and heating apparatusSpace heating and ventilation detailsPlate heat exchangerEngineering

Owner:GTC GAS TECH COMPONENTS CO LTD

Heating container capable of detecting and preventing leakage of high-temperature metallic material and manufacturing method thereof

ActiveCN103952668AEasy to detect leaksExtended cycleSolid-state devicesVacuum evaporation coatingElectrical resistance and conductanceSpecial design

Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Combined protein and detection reagent for the detection of Mycobacterium tuberculosis

ActiveCN112646007BIncreased sensitivityStrong characteristicBiological material analysisDepsipeptidesCellular antigensTreating tuberculosis

Owner:中国人民解放军总医院第八医学中心

A Method of Locating Fault Sections in Distribution Lines Based on bpso and ga

ActiveCN104764980BFast convergenceReduce "immature convergence" phenomenonFault locationInformation technology support systemFault toleranceAlgorithm

Owner:FUZHOU UNIV

A kind of preparation method of polystyrene composite material for packaging board

ActiveCN104893129BEvenly dispersedGood compatibilityFiberPolystyrene

Owner:汕头市华麟塑化有限公司

Base Station Selection and Load-Based Dynamic Time Domain Resource Allocation in Heterogeneous Networks

ActiveCN104333909BImprove performanceWireless communicationChannel state informationCurrent load

Owner:SHANGHAI JIAOTONG UNIV

a washing machine

ActiveCN107604606BEasy to cleanEasy to assemble and disassembleOther washing machinesTextiles and paperLaundry washing machineEngineering

Owner:TIANJIN HAIER WASHING ELECTRICAL APPLIANCE CO LTD +1

1553 bus functional safety communication method

ActiveCN109286549BIncreased functional safety levelError preventionBus networksEmbedded systemBus

Owner:TIANJIN JINHANG COMP TECH RES INST

Measuring method of multifold organic constituent desorption efficiency in an active carbon pipe

ActiveCN102636580BAvoid errorsReflect the real desorption processComponent separationDesorptionStandard solution

Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Hydraulic cone crusher

ActiveCN102430445BEasy to disassemble and maintainImprove productivityGrain treatmentsDrive shaftGear wheel

Owner:HANGZHOU HEXING MACHINE

Fuel injection assembly for use in turbine engines and method of assembling same

InactiveCN103244967AReduce the temperatureContinuous combustion chamberCombustorTurbine

Owner:GENERAL ELECTRIC CO

A smart shoe for the blind

ActiveCN104856845BAccurate identificationSolesWalking aidsMemory chipElectricity

Owner:BOE TECH GRP CO LTD +1

Oil bath type lubricating device for motor with large axial load

InactiveCN101383537BIncrease cooling areaGuaranteed lubrication effectMechanical energy handlingSupports/enclosures/casingsThrust bearingEngineering

Owner:大连电机集团有限公司

Deleted file recovery method and system based on fat32 file system

ActiveCN109710455BPromote recoveryTroubleshoot incomplete restoresFile/folder operationsRedundant operation error correctionTheoretical computer scienceEngineering

Owner:XIAMEN MEIYA PICO INFORMATION

Preparation method of battery-grade iron phosphate composite material

ActiveCN102897738BHigh sphericityHigh tap densityCell electrodesPhosphorus compoundsPower batteryLithium iron phosphate

Owner:GUANGZHOU LIBODE NEW MATERIAL

Device for producing ethylene and propylene from oxygen-containing compounds

ActiveCN100567225CLess quantityHigh yieldHydrocarbon from oxygen organic compoundsEthylene productionFluidized bedOxygen compound

Owner:CHINA PETROLEUM & CHEM CORP +1

Space effect test system and method for testing device space effects

ActiveCN104483574BAutomatic storage overwriteElectrical testingPilot systemSingle event upset

Owner:NO 47 INST OF CHINA ELECTRONICS TECH GRP

Ultrasonic scanning and detection method based on sonic time reversal method

InactiveCN102621223BImprove the problem of poor focusImprove signal-to-noise ratioAnalysing solids using sonic/ultrasonic/infrasonic wavesSonificationSound sources

Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

An asphalt concrete cutting device

InactiveCN106087685BPrevents phenomena that affect cutting motionReduce the number of cutsRoads maintainenceDrive shaftDrive motor

Owner:高聪聪

High-energy lead-acid storage battery cathode plate diachylon and preparation method thereof

ActiveCN101937991BLow conductivityImprove the utilization rate of active substancesLead-acid accumulator electrodesFiberPolyester

Owner:张家口保胜新能源科技有限公司

Light extinction composition

ActiveCN101440139BEasy to operateGloss stableCoatingsExtinctionLight extinction

Owner:ETERNAL MATERIALS CO LTD

High-toughness alloy steel, and heat treatment device thereof

InactiveCN102260820BMeet mechanical requirementsReduce pollutionWater solubleHardness

Owner:宁波吉威熔模铸造有限公司

Label inventory method and system

ActiveCN102799842BFree time slot reductionImprove inventory efficiencySensing record carriersComputer hardwareCounting efficiency

Owner:苏州医疗器械产业发展集团有限公司

Horizontal find using multiple search steps

ActiveCN106716081BMachines/enginesLevel indicatorsTime domainWaveguide

Owner:HONEYWELL INT INC

A method for predicting the temperature of photovoltaic cells coupled with photothermal characteristics

ActiveCN104767483BImprove forecast accuracyAccurate predictionPhotovoltaic monitoringPhotovoltaic energy generationPrediction algorithmsEnergy balance equation

Owner:STATE GRID CORP OF CHINA +1

Method for producing cyanoethylalkoxysilane by atmospheric distillation reaction

ActiveCN109482117BReasonable workmanshipHigh yieldProcess control/regulationGroup 4/14 element organic compoundsThermodynamicsDistillation

Owner:江西宏柏新材料股份有限公司

Water-resistant marble glue and its preparation and use method

ActiveCN105419710BIncrease crosslink densityGood acid and alkali resistanceNon-macromolecular adhesive additivesMacromolecular adhesive additivesAdhesiveMass ratio

Owner:江苏中来能源科技开发集团有限公司

A high-precision automatic tester for light, color and electricity

ActiveCN110044582BAvoid leakage accidentsImprove test efficiencyOptical apparatus testingTester deviceEngineering

Owner:ZHONGSHAN TIANSHENG CHANGHE MANAGEMENT TECHNICAL ADVISORY CO LTD

Heat sink for rain-proof charging pile based on water-cooled radiator

ActiveCN112757940BHeat resistantImprove durabilityCharging stationsSpecial buildingDrive shaftEngineering

Owner:安徽中科源起科技有限公司

Centerline Corrector for Tank Power Transmission

ActiveCN105799801BReduce or avoid damageSimplified adjustment stepsEndless track vehiclesMachine partsDrive shaft

Owner:ACADEMY OF ARMORED FORCES ENG PLA

Multi-dimensional tomographic fluorescence microscopy imaging system and method based on polarization structured light modulation

ActiveCN111897118BNo need to increase acquisition timeLess photobleachingMicroscopesMicro imagingFluorescence microscope

Owner:北京艾锐精仪科技有限公司

Encoding method and device as well as decoding method and device based on dynamic time slot

ActiveCN102325006BSimple and flexible transmissionFacilitate transmissionError preventionFibre ChannelBand width

Owner:ENC DATA SERVICE CO LTD

Collagen fiber adsorption material and its preparation method, and its adsorption and separation of tannin

InactiveCN1164356CImprove adsorption capacityHigh selectivityOther chemical processesTanninCross linker

Owner:SICHUAN UNIV

Method for producing seeds of ultra-male Niao tilapia

ActiveCN101406165BObvious growth advantageIncrease specificationClimate change adaptationPisciculture and aquariaFemales xyAquaculture of tilapia

Owner:长泰百汇盛源水产种业有限公司

A management method, device and system for a virtual switch

InactiveCN103338117BRealize managementImprove efficiency in managing virtual switchesData switching networksApproaches of managementVirtual switch

Owner:HUAWEI TECH CO LTD

Chimeric bivalent antihypertensive vaccine targeting human vascular smooth muscle cell L-type calcium channel and angiotensin-1 receptor and its application

ActiveCN109663124BLower blood pressureExcellent antihypertensive effectAntibody mimetics/scaffoldsVirus peptidesReceptorImmunogenicity

Owner:WUHAN HUAJIYUAN BIOTECH DEV