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.

Hybrid crankshaft for refrigeration compressor

ActiveCN105736315BEliminate the disadvantage of not being able to exceed the center of the crankshaftIncreased oil pumping capacityPositive displacement pump componentsPositive-displacement liquid enginesRefrigeration compressorButt joint

Owner:WANBAO GROUP COMPRESSOR CO LTD

Preparation method and preparation apparatus for ultrafine heavy calcium coating filler

ActiveCN103627212BImprove wear resistanceNarrow particle size distributionCocoaGrain treatmentsWork in processSolid content

Owner:HUNAN LEIXIN NEW MATERIAL TECH

A method for detecting the freshness of food in a refrigerator

ActiveCN106990213BFreshness responseTesting foodGas concentrationRefrigerated temperature

Owner:QINGDAO HAIER SMART TECH R & D CO LTD +1

High-flame-retardant low-temperature foaming type door and window penetrating strip foaming material, polyurethane foam and preparation method thereof

ActiveCN113402696AWith low temperature foamingGuaranteed insulation effectDoors/windowsPassive housesPolyesterPolymer science

Owner:SHANGHAI DONGDA POLYURETHANE

The entire surface of the mother mold core is obliquely drawn

ActiveCN110271152BSmooth demouldingBiotechnologyMedicine

Owner:SUZHOU MITAC PRECISION TECH

Surface quality on-line detection system for coin finished goods

ActiveCN101393138BEasy to catchReasonable designOptically investigating flaws/contaminationComposite fieldDrive wheel

Owner:CHINA BANKNOTE PRINTING & MINTING +1

A low-energy building parapet wall through-wall pipe insulation structure

ActiveCN106545706BEnsure stabilityGuaranteed waterproof performanceThermal insulationPipesArchitectural engineeringStructural engineering

Owner:山东秦恒建筑节能科技有限公司

Method and device for starting an internal combustion engine with a high alcohol content in the fuel

ActiveCN109891073BEasy to controlElectrical controlInternal combustion piston enginesDecreased pressureEngineering

Owner:VTESCO TECH GMBH

A low-friction wellhead pumping device

ActiveCN110578496BReduce frictionReduce energy consumptionFluid removalPetroleum oilRat heart

Owner:山东创新石油技术有限公司

Vehicle headlamp and vehicle headlamp system

InactiveCN104279482AImplement AFS controlVehicle headlampsPoint-like light sourceEngineeringLight emitting device

Owner:STANLEY ELECTRIC CO LTD

A method for measuring temperature of a dual-pass mz structure fused with long-period fiber gratings

ActiveCN106644155BReduce widthHigh precisionThermometers using physical/chemical changesFiberLong-period fiber grating

Owner:BEIJING INFORMATION SCI & TECH UNIV

A kind of alkaline battery sealing ring

ActiveCN105789499BCell sealing materialsElectrical batteryStructural engineering

Owner:FUJIAN NANPING NANFU BATTERY

A bicycle garage control method and garage management system

ActiveCN108756347BRealize automatic provisioningImprove efficiencyParkingsLand resourcesControl system

Owner:XIAMEN UNIV OF TECH

Dielectric ceramic composition, process for producing the same, dielectric ceramic employing it and multilayer ceramic component

InactiveCN100378030CInhibition of dissolutionLow dielectric lossFixed capacitor dielectricCeramicsElectrical resistance and conductanceElectrical conductor

Owner:UBE IND LTD

Judgment method for the degree of influence of chemicals put into production on the normal operation of sewage anaerobic treatment system

ActiveCN105906046BGuaranteed uptimeCircumstances to Avoid Adverse EffectsWater treatment parameter controlTreatment with anaerobic digestion processesWater qualityChemical agent

Owner:YANJING BEER GUILIN LIQUAN +1

Optimization method of vehicle safety system parameters based on micro-traffic simulation model

ActiveCN106250637BEasy to set upStrong expandabilityGeometric CADDesign optimisation/simulationTraffic modelSimulation

Owner:TSINGHUA UNIV

A kind of preparation method of luminous preserved flower

InactiveCN104604552BMeet the pursuit of diversityImprove textureFloral handlingCut flowersPetal

Owner:NINGBO YUANHONG BIOTECH

Rotary locking door lock for temperature control box

ActiveCN106522694BWith closing pullFulfil requirementsBuilding locksTemperature controlPull force

Owner:SUZHOU SUSHI TESTING INSTR CO LTD

Non-destructive testing method for internal voids in concrete under low heat input conditions

ActiveCN109211832BReduce the difficulty of operationDetection speedRadiation pyrometryColor/spectral properties measurementsPrincipal component analysisClassical mechanics

Owner:RES INST OF HIGHWAY MINIST OF TRANSPORT

Distributed balanced load control method and call system for call service

ActiveCN106899772BFlexible handlingReduce wasteSpecial service for subscribersTransmissionSource Data VerificationEngineering

Owner:SHENZHEN BINCENT TECH

Lens light transmittance detection device and lens assembly equipment

InactiveCN101221088BPhotometryMountingsBeam collimationCharge couple device

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

Method for Determination of Fingerprint of Huagaisan Granules

ActiveCN107014930BEnhanced overall comparisonEasy to manufactureComponent separationSilanesSilica gel

Owner:太极集团重庆桐君阁药厂有限公司

an electronic device

ActiveCN104679112BImprove user experienceEasy to operateDigital data processing detailsComputer scienceControl unit

Owner:LENOVO (BEIJING) LTD

A detection method for privacy leakage between app components

InactiveCN106570399BAvoid explosionResolve discontinuityPlatform integrity maintainanceThird partyPathPing

Owner:NORTHWEST UNIV

A wire self-straightening arc spray gun

ActiveCN104826772BAvoid excessive bendingAvoid stickingLiquid surface applicatorsCoatingsGear wheelArc spray

Owner:WUHU DINGHAN REMFR TECH

The Method of Opening the Curved Hanging Groove on the Curved Stone Board in Architectural Decoration

InactiveCN110877418BGuaranteed interchangeabilityEasy to replaceWorking accessoriesStone-like material working toolsStructural engineeringIndustrial engineering

Owner:长顺县兴建工程建设有限公司

Device and method for inverting pallets of car seats online

ActiveCN109466657BSwap implementationAchieve swapVehiclesCar seatProduction line

Owner:YANFENG ADIENT SEATING CO LTD

Subway Traction Transformation System Training Platform

ActiveCN111210702BVoltage level guaranteeFacilitate fault simulationEducational modelsTraction transformerSwitchgear

Owner:广州株电交通设备有限公司

Silicon chip cleaning device of chemical and mechanical polishing equipment

ActiveCN101716585BPrecise positioningEasy to cleanCleaning processes and apparatusEngineeringUnresolved Issue

Owner:THE 45TH RES INST OF CETC

Bagged snack food storage cabinet and shelf life sorting method thereof

ActiveCN112474418AEasy to deal withAppropriate handlingSortingRevolving cabinetSnack foodProcess engineering

Owner:HEFEI UNIV OF TECH

Modeling device, simulation device, modeling program, simulation program, method for using thermal balance model, and system for using the thermal balance model

InactiveCN101512240AEasy constructionGeometric CADMechanical apparatusSimulationThermal balance

Owner:SANYO ELECTRIC CO LTD

Pipeline Leakage Early Warning System, Method and Application Based on Internet of Things and BIM

InactiveCN109000158BTimely and effective releasePrecise positioningPipeline systemsEarly warning systemThe Internet

Owner:SHENZHEN MUNICIPAL DESIGN & RES INST

A small energy-saving lifting equipment

InactiveCN106672820BRealize energy-saving operationRealize human-machine separation operationCranesElastic componentModel selection

Owner:DALIAN UNIV OF TECH

Camera device and flash control method

ActiveCN104280979BTelevision system detailsColor television detailsComputer moduleTest object

Owner:HTC CORP

A copper recovery electrode group

ActiveCN105132947BCathode optimizationImprove conductivityPhotography auxillary processesProcess efficiency improvementCopperOxygen evolution

Owner:苏州铂瑞电极工业有限公司

Plating equipment and plating method for electronic antenna

ActiveCN102011161BSolve the problem of being easily platedReasonable process designElectrodesEngineeringConductive materials

Owner:BEIJING XINGHAN SPECIAL PRINTING

Synchronous generator q shaft parameter on-line identification method

InactiveCN102904518BImprove recognition accuracyReduce the number of parametersElectronic commutation motor controlVector control systemsPower Management UnitSoftware engineering

Owner:STATE GRID ANHUI ELECTRIC POWER CO LTD +1

A method for measuring characteristic spectrum of Xiaoshuantongluo granule

ActiveCN107505408BComprehensive monitoringThe determination conditions are accurateComponent separationFluid phaseSilanes

Owner:HEFEI PINGGUANG PHARMA +1

A tree trunk whitening equipment for landscaping

ActiveCN109433487BApply evenlyPrevent movementBrush bodiesBristleAgricultural scienceTree trunk

Owner:绍兴明煌科技有限公司

Method for preparing propylene from pentene and ethylene

ActiveCN103420758BLarge specific surface areaHigh reactivityMolecular sieve catalystsHydrocarbon by metathesis reactionMolecular sieveReaction temperature

Owner:CHINA PETROLEUM & CHEM CORP +1

Sleep breathing monitoring method and device

ActiveCN109431470BImprove evaluation efficiencySolve the problem of low efficiency in sleep quality assessmentDiagnostic signal processingSensorsRespiratory disturbance indexEmergency medicine

Owner:SECOND AFFILIATED HOSPITAL OF COLLEGE OF MEDICINEOF XIAN JIAOTONG UNIV

Polarization-filter module and touch screen

ActiveCN103336383BReduce thicknessRealize touch operationNon-linear opticsInput/output processes for data processingOptical ModuleLight filter

Owner:ANHUI JINGZHUO OPTICAL DISPLAY TECH CO LTD

Package assembly for upper/lower electrode light-emitting diodes and light-emitting device manufacturing method using same

InactiveCN101529604BEase of mass productionHigh strengthSolid-state devicesSemiconductor devicesPower flowMetal sheet

Owner:CI KASEI COMPANY

product display stand

ActiveCN109982611BShow cabinetsRacksStructural engineeringMechanical engineering

Owner:WM WRIGLEY JR CO

A variable compression ratio engine mechanism

ActiveCN108104958BSimple structureVariable compression ratioEngine controllersMachines/enginesCombustion chamberCrank

Owner:DONGFENG MOTOR CORP HUBEI

Network communication method for software maintenance of nuclear power plant dcs platform engineer station

ActiveCN110442442BGuaranteed uptimeProgram initiation/switchingSoftware maintainance/managementNuclear plantMaster station

Owner:CHINA NUCLEAR CONTROL SYST ENG

Repair and regeneration method of lithium iron phosphate cathode material in waste batteries

ActiveCN110277602BHigh specific capacityRealize repair and regenerationCell electrodesWaste accumulators reclaimingLithium iron phosphatePhysical chemistry

Owner:JINGMEN GEM NEW MATERIAL

Cavity multilayer film electret generator structure and its preparation method, energy supply system

ActiveCN109818520BStable jobImprove energy harvesting efficiencyFriction generatorsPolymer sciencePolymer insulation

Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI

Liquid glue jointing method for double-station touch screen

ActiveCN102896874BAvoid it happening againAvoid compromising qualityLaminationLamination apparatusElectric machineryEngineering

Owner:KUNSHAN SAMON AUTOMATION TECH

Generalized Electromagnetic Wave Orbital Angular Momentum Transmission System Based on Smart Reflector

ActiveCN113133014BGuaranteed transmission capacityReduce power consumptionNetwork planningHigh level techniquesPhase gradientReflective surfaces

Owner:TSINGHUA UNIV

a surgical robot

ActiveCN111012500BEnsure safetySpeed upSurgical manipulatorsSurgical robotsPhysical medicine and rehabilitationElectric machinery

Owner:CHENGDU BORNS MEDICAL ROBOTICS INC

A network frequency adjustment method for rapid load reduction of generator sets

ActiveCN104779615BReduce the number of non-stopsPrevent overpressureSingle network parallel feeding arrangementsPower oscillations reduction/preventionControl mannerPower grid

Owner:JIUQUAN IRON & STEEL GRP

Straw briquette gasification dual-swirl burning furnace

InactiveCN101608799BBurn fullyFast startupLighting and heating apparatusChemical industryCombustion chamberHeat energy

Owner:合肥天焱生物质能科技有限公司

A Convolutional Neural Network Pruning Method Based on Feature Map Sparsification

ActiveCN110874631BHardware friendlyCharacter and pattern recognitionNeural architecturesAlgorithmNeural network nn

Owner:BEIJING ZHICUN WITIN TECH CORP LTD

Objective lens driving device

InactiveCN1174392CReduce the numberImprove playback performanceRecord information storageOptical beam guiding meansResistance forcePhysics

Owner:HITACHI LTD +1

Piling and pushing mechanism and piling and pushing method for mahjong machine

InactiveCN101987247BRealize free switchingMake stable cardsIndoor gamesDrive wheelElectric machinery

Owner:吴永良

Device for eliminating defects at the head/tail parts of threaded fastener

ActiveCN101704207BReduce defectsImprove product qualityEdge grinding machinesProcess equipmentGrinding wheel

Owner:GUIZHOU AEROSPACE XINLI CASTINGSAND FORGINGS

Multi-channel gas mixed flow device

ActiveCN102798564BSimple structureCompact structurePreparing sample for investigationMixed flowProcess engineering

Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID +1

Multifunctional water-based white primer and preparation method thereof

ActiveCN101812260BImprove mechanical propertiesGood chemical propertiesCoatingsWater basedEmulsion

Owner:CHINA PAINT MFG CO SHENZHEN

Method for comprehensively recovering gold, iron and sulphur resource from gold-containing sulfurous iron ore

InactiveCN101348859BHigh recovery rateOmit the beneficiation processFlotationWet separationSlagAdhesive

Owner:KUNMING UNIV OF SCI & TECH

Heat shrink sleeve heating device

ActiveCN107160609BImprove the heating effectEngineeringHeating effect

Owner:BC P INC CHINA NAT PETROLEUM CORP +1

A method and device for preventing a mobile terminal from freezing and crashing

ActiveCN104902093BPrevent crashImprove experienceSubstation equipmentMemory cardsEmbedded system

Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Three-band integrated atmospheric aerosol particle scattering coefficient measuring instrument and measuring method

ActiveCN102183492BAvoiding scatter calculation problemsExtended service lifeScattering properties measurementsRayleigh scatteringOptical measurements

Owner:安徽工业技术创新研究院

A wiper control system

ActiveCN107472199BEasy to controlImprove versatilityVehicle cleaningLow speedControl system

Owner:SINO TRUK JINAN POWER

Preparation method for nuclear case structure hybridization electrode

InactiveCN100463233CImprove photoelectric conversion efficiencyIncrease roughnessLight-sensitive devicesFinal product manufactureColloidDirect current magnetron sputtering

Owner:WUHAN UNIV

Measurement method of stand-alone pointing accuracy in satellite simulated zero-gravity state

ActiveCN104344804BMeet the requirements of high-precision measurementEliminate the effects ofTheodolitesTheodolitePrism

Owner:SHANGHAI SATELLITE ENG INST

Sputtering apparatus and sputter film deposition method

InactiveCN100545301CVacuum evaporation coatingSputtering coatingProduction rateSputtering

Owner:AGC INC

Method, device and system for calculating network video real-time attention

InactiveCN102750320BReduce attentionQuick responseSpecial data processing applicationsGranularityData needs

Owner:ALIBABA (CHINA) CO LTD

An all-in-one shearing and deburring machine for sheet metal processing

ActiveCN110900208BReduce processIncrease productivityOther manufacturing equipments/toolsPunchingPhysics

Owner:扬州智讯智能设备有限公司

Cleaning method of lithium battery coating die

ActiveCN113058810BGuaranteed accuracyImprove cleaning and maintenance efficiencyLiquid surface applicatorsSpraying apparatusMechanical engineeringLithium battery

Owner:HEFEI GUOXUAN HIGH TECH POWER ENERGY

A composite dust removal and purification system for underground mine chute ore-drawing dust control

ActiveCN109779675BImprove dust removal efficiencyImprove energy savingMining devicesDust removalAir volumeMining engineering

Owner:SINOSTEEL MAANSHAN INST OF MINING RES CO LTD +1

A kind of titanium dioxide hollow microsphere with high visible light activity and its preparation method and application

ActiveCN108452787BImprove separation efficiencyEnhanced light absorptionGas treatmentPhysical/chemical process catalystsLight ActivityMicrosphere

Owner:SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES

A heat pump assisted pressure swing rectification method for separating benzene and isobutanol mixture

ActiveCN110981685BHigh purityHigh recovery rateOrganic compound preparationChemical industryIsobutanolBenzene

Owner:SHANDONG UNIV OF SCI & TECH

Wireless site monitoring method and device

ActiveCN114662058BRealize remote and accurate monitoringImprove the accuracy of early warningElectrical testingCurrent measurements onlySite monitoringData set

Owner:CHINA TOWER CO LTD

Chemical nano-silver plating solution and preparation method thereof, and silver plating method for copper part

InactiveCN102560451BTightly boundHigh bath stabilityMaterial nanotechnologyLiquid/solution decomposition chemical coatingChemical platingCopper

Owner:JIANGSU UNIV

A class of azafluoroboron dipyrrole near-infrared fluorescent dyes and preparation method thereof

InactiveCN111171595BGood water solubilityAdjust solubility at any timeAzo dyesGroup 3/13 element organic compoundsTumor therapyNitromethane

Owner:TIANJIN UNIV

Air duct structure and heat exchanger with it

ActiveCN104359206BPrevent leakagePrevent air leakageDucting arrangementsEngine sealsNatural stateEngineering

Owner:GREE ELECTRIC APPLIANCES INC

Hinge and cladding with hinge

ActiveCN107923203AWing accessoriesPin hingesContact pressureEngineering

Owner:FACC

Catalytic conversion method for improving productivity of low carbon olefin hydrocarbon

ActiveCN101293806BInhibition of the retransformation reactionHigh yieldOrganic chemistryHydrocarbon oil crackingCatalytic transformationPtru catalyst

Owner:CHINA PETROLEUM & CHEM CORP +1

X-ray machine dynamic imaging control device

InactiveCN101690668BQuality improvementRealize the connection functionX-ray apparatusRadiation diagnosticsDigital signal processingMicrocontroller

Owner:山西迪尔影像科技有限公司

Phase-conjugate read-out in a holographic data storage

InactiveCN1973324ADigital storageRecording/reproducing/erasing using optical interference patternsSignal waveOptical axis

Owner:KONINK PHILIPS ELECTRONICS NV

Construction method of embedded pipe in concrete cut-off wall based on detachable straightening device

InactiveCN106996103BGuaranteed inclinationImprove efficiencyBulkheads/pilesStructural engineeringGuide tube

Owner:SHANGHAI JIAOTONG UNIV

A high temperature resistant air leakage repair material

ActiveCN103509344BZero pressure lossAir leak disappearsOther chemical processesRepair materialEngineering

Owner:SHANGHAI MEISHAN IRON & STEEL CO LTD

Link state detecting method and apparatus

ActiveCN101159627BImprove accuracyReduce missed detection rateData switching networksInformation transmissionPhysical layer

Owner:NEW H3C TECH CO LTD

Method and device for measuring adsorption capacities of materials

ActiveCN102539278BEasy to operateRealize measurementPermeability/surface area analysisDead volumeTest sample

Owner:PETROCHINA CO LTD +3

Intelligent driving safety guidance system and guidance method in foggy area

ActiveCN103500519BIncrease blinking frequencyFull warningAnti-collision systemsTraffic signalsVisibilityGuidance system

Owner:北京中交华安科技有限公司 +1

Form content automatic entry method and device

InactiveCN103902995BAvoid interferenceOvercoming the effects of recognitionCharacter and pattern recognitionComputer visionDislocation

Owner:XIAN HUILONG TECH CO LTD

An energy-saving and environment-friendly storage tank anti-overflow equipment for water conservancy projects

InactiveCN112049220BPrevent overflowAchieve the effect of automatically covering the water surfaceSewerage structuresWater storageInlet valve

Owner:宁夏运达工程建设有限责任公司

Center distance-regulating mechanism for steel plate-forming machine

ActiveCN101439353BEasy to adjustWith self-locking abilityMetal rolling stand detailsMetal rolling arrangementsSheet steelManufacturing technology

Owner:ZHEJIANG JINGGONG SCI & TECH

An imaging method suitable for multipath phantom suppression of through-wall radar

ActiveCN105954745BImprove signal to noise ratioImprove detection abilityRadio wave reradiation/reflectionRadarImaging algorithm

Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Preparation method of nanometer silicon composite material with core-shell structure

ActiveCN103311511BIncrease profitIncrease conversion rateCell electrodesNanotechnologyIngotBiological activation

Owner:宁波革鑫新能源科技有限公司

A detection device and detection method

InactiveCN103964214BSolve flipOptically investigating flaws/contaminationDe-stacking articlesEngineeringControl unit

Owner:李志强

Antique rice paper diatomite wall material and its construction method

ActiveCN103755217BMeet decorative requirementsGood effectEmulsionMethyl cellulose

Owner:长兴克洛斯威科技有限公司

A batch filtering device and method for heavy metal-containing wastewater

ActiveCN104258610BAvoid pollutionEasy to operatePreparing sample for investigationGravity filtersWastewaterWater sample

Owner:STATE GRID CORP OF CHINA +1

Inkjet head and inkjet printer

ActiveCN111347791BPrintingCapacitanceComputer printing

Owner:TOSHIBA TEC KK

A kind of internal cross-section rotation angle sensor of strain type structure and its calibration method

ActiveCN103791827BReasonable structureEasy to disassembleUsing electrical meansEngineeringEngineering structures

Owner:HARBIN INST OF TECH AT WEIHAI

Device and method for shielding terminal signal, device and method for removing shielding of terminal signal, and terminal signal management system

ActiveCN102868992BCoverage is unlimitedReduce use costNetwork data managementComputer terminalSubscriber identity module

Owner:BEIJING WATCH DATA SYST