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.

Self-adaptively dividing method for code units in high-efficiency video coding

InactiveCN101938657BImprove compression efficiencyEffective reflectionTelevision systemsDigital video signal modificationComputer architectureRate distortion

Owner:XIDIAN UNIV

Formula of tobacco charging essence with fragrant mow extract

ActiveCN102212421BGreat tasteAdd natural sweetnessTobacco preparationEssential-oils/perfumesBiotechnologyFlavoring essences

Owner:GUANGZHOU AOJIAN PERFUME

Structure and manufacturing method of anode current collector in cylindrical zinc-air battery

InactiveCN103474669BHigh surface area ratio per unit massSmall spacingFuel and primary cellsElectrode carriers/collectorsElectrical batteryUnit mass

Owner:胡伟康

A double-tube thermal recovery wellhead device and its application method

ActiveCN112227998BGuarantee unimpededAvoid wastingSurveyDrilling rodsRubber ringDouble tube

Owner:DONGYING HUACHEN PETROLEUM EQUIP CO LTD

Adjustment method for the axis of the reflective surface of the Dove prism to be parallel to the axis of mechanical rotation

ActiveCN103217776BAvoid the risk of damaging the lens bodyAvoid the problem of non-adjustable deformationMountingsTheodoliteOptical axis

Owner:西安应用光学研究所

A kind of artificial down production equipment

ActiveCN105386182BLiquid surface applicatorsCoatingsYarnFrequency conversion

Owner:YANCHENG INST OF IND TECH

A three-phase load balancing method for distribution transformers

InactiveCN103986172BShort switching timePolyphase network asymmetry elimination/reductionPolyphase network asymmetry reductionDistribution transformerThree-phase

Owner:赵世红 +1

A data-driven component planetary exploration data archiving system and method

ActiveCN109408484BImprove securityImprove scalabilityFile access structuresTransmissionComputational scienceEngineering

Owner:NAT ASTRONOMICAL OBSERVATORIES CHINESE ACAD OF SCI +1

A kind of non-heavy metal friction material and brake pad

ActiveCN105524316BImproved coefficient of friction stabilityIncrease coefficient of frictionOther chemical processesFriction liningCrack resistanceButadiene-styrene rubber

Owner:BEIJING TIANYISHANGJIA NEW MATERIAL

A kind of debris removal device for flour processing

ActiveCN108745894BReduce the temperatureAchieve separationSievingGas current separationStructural engineeringMechanical engineering

Owner:阜阳市国峰伟业粮油有限责任公司

A scene-adaptive satellite signal receiving and processing method

ActiveCN109725333BSolve measurement problemsImplement Adaptive ProcessingSatellite radio beaconingEngineeringSatellite orbit

Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Method for making MBMS service conversation

InactiveCN100505903CSave resourcesImprove compatibilitySpecial service provision for substationNetwork traffic/resource managementComputer compatibilityRadio Network Controller

Owner:ZTE CORP

Assembly method of controllable pitch propeller oil distributor

ActiveCN111824360BFirmly connectedEasy to operatePropulsive elementsOil filterPetroleum engineering

Owner:WUHAN MARINE MACHINERY PLANT

A method and device for determining an application account

ActiveCN108833453BGood serviceAccurately determineTransmissionMarketingEngineeringData mining

Owner:TENCENT TECH (SHENZHEN) CO LTD

A light-load simulation platform

ActiveCN104637361BRealize functionReal immersionCosmonautic condition simulationsSimulatorsHydraulic cylinderElution

Owner:苏州新施诺半导体设备有限公司

Image decolorization device, image decolorization method and image storage system

ActiveCN105150690BInking apparatusOther printing apparatusComputer scienceImage storage

Owner:KK TOSHIBA +1

Disease prevention and treatment method and system

ActiveCN102043895BGuaranteed timelinessMeet the needs of disease surveillanceSpecial data processing applicationsDiseaseMedicine

Owner:PEKING UNIV

A heat dissipation assembly and a communication module

InactiveCN109041552AStable jobStable work stableOptical light guidesCooling/ventilation/heating modificationsMechanical engineeringHot Temperature

Owner:CHENGDU SUPERXON COMM TECH CO LTD

Sea-land clutter scene segmentation method based on DC component ratio measurement

ActiveCN105427301BReflect the differenceMeet real-time processing requirementsImage enhancementImage analysisScene segmentationMorphological filter

Owner:XIDIAN UNIV

A hyperbolic packing bending die

InactiveCN105458088BNo splashingNo convectionShaping toolsSputteringPunch press

Owner:TIANJIN NORTH EFFICIENT PETROCHEM EQUIP MFG CO LTD

Fireproof elastic sealing gum

ActiveCN103788899BImprove water resistanceImprove radiation resistanceNon-macromolecular adhesive additivesEster polymer adhesivesMicrosphereFumed silica

Owner:广西鸿兴人防工程有限公司

Structured catalyst for synthesizing oxalate by CO gaseous-phase coupling and preparation method thereof

ActiveCN101850273BEasy to prepareReduce manufacturing costPreparation by carbon monoxide or formate reactionMetal/metal-oxides/metal-hydroxide catalystsOxalateSilicon oxide

Owner:TIANJIN UNIV +2

Composite plated part and manufacturing method thereof

PendingCN114144544AReduce sheddingContact materialsElectrolytic coatingsManufactured materialComposite plate

Owner:DOWA METALTECH CO LTD

A screening device with dust removal function for processing Dendrobium products

ActiveCN113231300BWith dust removal functionAchieve rotationSievingDispersed particle filtrationAnimal scienceMedicine

Owner:安徽逸品山庄现代农业发展有限公司

Method and device for updating a thesaurus

ActiveCN106933801BReduce the amount of updatesGuaranteed capacityDatabase updatingWeb data indexingPersonalizationEngineering

Owner:BEIJING ANYUNSHIJI TECH CO LTD

Manufacturing method of surface mounting capacitor for enhancing weldability

ActiveCN101752080BReduce resistanceReduce adverse effectsCapacitorsSurface mountingEngineering

Owner:XIAMEN FARATRONIC

Ultra-clean graphene and its preparation method

ActiveCN108069416BSimple structureRaw material safetyGrapheneGraphiteGraphene

Owner:PEKING UNIV

A construction method for the drainage structure of the integral trackbed turnout area of the freight yard railway in the port area

ActiveCN113699835BReduced drainage areaImprove transportation capacityRail switchesBallastwayReinforced concreteTransportation capacity

Owner:CHINA CIVIL ENG CONSTR CORP

Active carbon fiber fixed bed continuous adsorption and desorption apparatus

InactiveCN100479903CReduce resistanceGood effectDispersed particle separationFiberCarbon fibers

Owner:SOUTH CHINA UNIV OF TECH

A low-pressure casting aluminum alloy wheel mold that is easy to mold and demolds without deformation

ActiveCN106925758BSmooth demouldingIncrease productivityPressure castingCasting mold

Owner:QINHUANGDAO XINGLONG WHEEL HUB

Driving device and method capable of adjusting running direction of roller blind motor

InactiveCN101446171BAchieve regulationEasy to adjustDoor/window protective devicesControl signalElectric machine

Owner:王金友

Capacitive screen, liquid crystal handwriting apparatus, touch display component and intelligent terminal

ActiveCN107066161AImprove touch performanceNon-linear opticsInput/output processes for data processingHandwritingCholesterol

Owner:SHENZHEN WICUE OPTOELECTRONICS CO LTD

Method for realizing operation mode of e-book reader, electronic device

ActiveCN108845740BImprove user experienceOvercome the inconvenience of one-handed operationDigital computer detailsInput/output processes for data processingElectronic bookOperation mode

Owner:ZHANGYUE TECH CO LTD +1

A Measuring Method of Average Sound Absorption Coefficient of Reverberation Pool Wall

ActiveCN109324113BEasy to measureEasy to operateAnalysing solids using sonic/ultrasonic/infrasonic wavesAcousticsMeasurement problem

Owner:HARBIN ENG UNIV

Detection scheme selection method and device for likelihood ratio calculation

ActiveCN105760657BReduce professional requirementsImprove accuracyTherapiesMedical automated diagnosisComputer scienceInformation acquisition

Owner:SHENZHEN NEW INDS BIOMEDICAL ENG

A method and storage device for identifying hyponym relations in knowledge graphs based on pattern expansion and Bert classification

ActiveCN112417161BReduce complexityReduce labor inputNatural language data processingNeural architecturesConcept recognitionText recognition

Owner:FUJIAN YIRONG INFORMATION TECH

Corn blend oil containing elderberry oil and preparation method thereof

ActiveCN103549038BHigh nutritional valueMeet needsEdible oils/fatsNutritive valuesElderberries

Owner:SHANDONG SANXING CORN IND SCI CO LTD

Requirement response control method for household temperature control load

ActiveCN103336434BLow running costReduce construction costsTemperatue controlAdaptive controlTemperature controlElectric power system

Owner:TIANJIN UNIV

Measuring method of surface cracks in mining subsidence area

ActiveCN110118516BEasy to carryGet the length parameter quicklyAngles/taper measurementsMechanical depth measurementsMeasurement testMechanical engineering

Owner:CHONGQING VOCATIONAL INST OF ENG

Core pushing control valve

ActiveCN102734511BImprove securityOperating means/releasing devices for valvesCheck valvesEngineeringControl valves

Owner:CHINA NAT OFFSHORE OIL CORP +1

Preparation method for nano titanium dioxide with high visible light catalytic activity and water dispersion thereof

ActiveCN102180515BReduce the number of hydroxyl groupsVisible light catalytic activity is highPhysical/chemical process catalystsTitanium dioxideLight ActivityPhoto catalytic

Owner:HANGZHOU WANJING NEW MATERIAL

A kind of pectin-doxorubicin conjugate and its preparation method and application

ActiveCN110418653BTo achieve the purpose of increasing efficiency and reducing toxicityOrganic active ingredientsPharmaceutical non-active ingredientsChemical structureHigh concentration

Owner:SICHUAN YINGRUI PHARMA TECH CO

A kind of preparation method of nano wet oxidation catalyst

ActiveCN108927167BReduce churnNo ingredientsWater contaminantsHeterogenous catalyst chemical elementsFiltrationSlurry

Owner:PETROCHINA CO LTD

A chip-clearing jig and chip-clearing method

ActiveCN104338953BImplement automatic cleanupExpansion mandrelsGrinding work supportsMachine toolTailstock

Owner:JIANGXI JIANGLING CHASSIS CO LTD

A method and device for reminding the recognizability of a vehicle license plate

ActiveCN103522935BPrevent traffic violation incidentsAcoustic signal devicesOptical signallingComputer scienceReliability engineering

Owner:ZHEJIANG GEELY HLDG GRP CO LTD +1

Wood craft grinding and blackening antique imitation process

InactiveCN101844326BNatural surface colorBeautiful surface colorGrinding machinesPulp and paper industryGrinding wheel

Owner:冯东 +1

Computer room environmental control integrated monitoring platform

InactiveCN105785946BSafe and reliable workImprove performanceProgramme total factory controlWeb serviceEngineering

Owner:ZHANGQIU POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1

An intelligent automatic tracking endoscopic system for operating field

ActiveCN107440748BImplement automatic trackingRealize automatic adjustmentSurgical navigation systemsComputer graphics (images)Display device

Owner:THE FIRST AFFILIATED HOSPITAL OF MEDICAL COLLEGE OF XIAN JIAOTONG UNIV

A biomass briquette fuel central heating device

InactiveCN105003910BReduce consumptionRealize automatic operationSolid fuel combustionWater heatersControl systemFiltration

Owner:ACADEMY OF PLANNING & DESIGNING OF THE MINIST OF AGRI

A medium-driven heat transfer brightening machine

ActiveCN104057704BEvenly heatedClean working environmentTypewritersEngineeringPulp and paper industry

Owner:沈阳蓝航铭创数码科技有限公司

Lactone ring-containing polymer having few foreign matters and not easily causing gelation, and its applications

ActiveCN1911972AHigh transparencyImprove heat resistanceOrganic compound preparationCarboxylic acid esters preparationForeign matterPolymer science

Owner:NIPPON SHOKUBAI CO LTD

Method for bleaching human hair fibers at low temperature with low damage

InactiveCN102071567BHigh whitenessAvoid pollutionDry-cleaning apparatus for textilesBleaching apparatusFiberHigh energy

Owner:DONGHUA UNIV

Welding Deviation Measurement Method, Device and Automatic Welding System Based on Synchronous Drawing

ActiveCN111570974BLow costAvoid removal of arc interferenceWelding accessoriesEngineeringWeld seam

Owner:HUBEI UNIV OF ARTS & SCI

Vernier caliper

InactiveCN100561110CSlide gaugesVernier scaleEngineering

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

A method and device for generating a vector beam based on a birefringent polarizing beam splitter

ActiveCN105182547BQuality improvementExtinction ratioOptical elementsBeam splitterGaussian beam

Owner:SHANDONG NORMAL UNIV

CMOS image sensor based on back electrode connection and preparation method thereof

ActiveCN108878465BLower impedanceImprove spatial resolutionSolid-state devicesRadiation controlled devicesComputer hardwareCMOS

Owner:FUDAN UNIV

A piezoelectric micromixer integrating pumping and mixing

ActiveCN113101845BIncrease mixing intensityImprove mixing efficiencyTransportation and packagingMixersPump chamberInlet valve

Owner:ZHEJIANG NORMAL UNIVERSITY

Method for reporting and matching call log and device thereof

ActiveCN101925084BImprove retrieval efficiencySolve the problem of matching alignmentSpecial data processing applicationsWireless communicationElectricityProper time

Owner:ZTE CORP

Transport and Release Supervision Methods for Carrier Pigeon Races

ActiveCN104732356BSolve regulatory forensics challengesMonitor driving trackResourcesComputer science

Owner:HEFEI QITIAN TECH CO LTD

A multi-line time-lapse scanning extended sampling sub-pixel image registration method

ActiveCN104143187BHigh precisionReduce grayscale differenceImage analysisScan lineTime difference

Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Engine fuel atomization spray head and fuel atomization spray device

InactiveCN101191450BHigh pressure gas fuel injectionMachines/enginesPositive controlEngineering

Owner:毛俊杰

Brazing alloy for connecting heterogenous metals with large spot laser-electric arc composite heat source

InactiveCN100509256CEfficient connectionPremium connectionWelding/cutting media/materialsWelding/soldering/cutting articlesBraze alloyCarbon steel

Owner:HARBIN WELDING INST LTD

fan

ActiveCN104343701BImprove sealingPerfect outlet structurePump componentsPump installationsImpellerEngineering

Owner:DELTA ELECTRONICS INC

A data collection method and smart wearable device

ActiveCN105512476BReal-time understanding of physical statusTimely measuresInput/output for user-computer interactionMedical communicationMedical recordData acquisition

Owner:LAUNCH TECH CO LTD

Positioning device with tolerance compensation, vehicle component assembly comprising such a device, and positioning method with tolerance compensation

ActiveCN106363550BWork holdersSheet joiningControl engineeringMechanical engineering

Owner:AKWEL VIGO SPAIN SL

Method and apparatus for installation and repair of pipe system

InactiveCN105307839ASleeve/socket jointsThermal insulationPlastic materialsClassical mechanics

Owner:TSC INNOVATION AB

A Method for Integer Finite Field Compressive Sensing

ActiveCN109787637BRedundancy simplifiedReduce redundancyCode conversionSource encodingAnti jamming

Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Pixel array and display panel

ActiveCN101762917BVariations in parasitic capacitance are consistentLow costSemiconductor/solid-state device detailsSolid-state devicesElectricityScan line

Owner:CENTURY DISPLAY (SHENZHEN) CO LTD

A target tracking method and device

ActiveCN111209837BIncrease confidence decision strategyImprove performanceCharacter and pattern recognitionDecision strategyComputer vision

Owner:WUHAN KOTEI INFORMATICS

Vibration-ultrasonic broaching machine and broaching method for key parts of aero-engine

ActiveCN110026604BReduce the temperatureEasy chip removalBroaching machinesUltrasonic sensorElectric machinery

Owner:HANGZHOU DIANZI UNIV

Tools for sheathing treatment devices and associated systems and methods

ActiveCN110831523AGuide needlesStentsEndovascular therapySurgery

Owner:COVIDIEN LP

Prediction method of icing on adjacent grid transmission lines based on altitude factor

ActiveCN106203718BEffective guidanceImprove forecasting efficiencyForecastingSpecial data processing applicationsTerrainAtmospheric sciences

Owner:STATE GRID HUNAN ELECTRIC POWER +2

Continuous hole processing device for ladder side of composite material cable tray

ActiveCN105127472BImprove processing efficiencyImprove drilling qualityMetal working apparatusBoring/drilling machinesVehicle frameCable tray

Owner:HEBEI YANWU EXPLODEPROOF ELECTRICAL EQUIP

A kind of preparation method of nickel foam/graphene/manganese dioxide three-layer structure electrode material

ActiveCN107045950BGood dispersionEasy to makeHybrid capacitor electrodesHybrid/EDL manufactureCapacitanceComposite electrode

Owner:哈尔滨工大华策科技有限公司

An egr valve and engine

ActiveCN108979906BHigh control precisionPrevent openingExhaust gas recirculationMachines/enginesEngineeringMechanical engineering

Owner:WEICHAI POWER CO LTD

Method for inhibiting oscillation of binode magnetic injection gun region of gyrotron amplifier

InactiveCN101599401BOscillation suppressionAvoid harmTransit-time tubesDischarge tube electron gunsAudio power amplifierHydrogen

Owner:INST OF ELECTRONICS CHINESE ACAD OF SCI

A fast determination method of ambiguity between network rtk reference stations of Beidou tri-frequency signal

ActiveCN107193029BQuick solveReduce latency impactSatellite radio beaconingTroposphereIonosphere

Owner:WUHAN UNIV

Immersion lithography method and system

ActiveCN102540761BNo need to change photoresist surfaceBest temperature distributionSemiconductor/solid-state device manufacturingPhotomechanical exposure apparatusPhotoresistPost exposure

Owner:TAIWAN SEMICON MFG CO LTD

A novel interferon α1 and its preparation method, composition and application

ActiveCN109485719BImprove securityImprove biological activityPeptide/protein ingredientsDigestive systemMedicineInterferon alpha

Owner:SHENZHEN LIYUNDE BIOTECH CO LTD

A Quantum Communication System

ActiveCN109560880BIncrease distanceDesensitizationPhotonic quantum communicationCommunications systemInterference (communication)

Owner:JILIN UNIV

Depalletizing-Transfer Equipment

ActiveCN105600477BImprove work efficiencyReduce manufacturing costConveyorsDe-stacking articlesEngineeringGravity center

Owner:GUAGNZHOU SYL AUTOMATIC CONTROL TECH CO LTD

Drunken driving prevention device

ActiveCN101966817BPrevent cheatingStop drunk drivingTractorsPropulsion unit safety devicesSteering wheelEngineering

Owner:JIANGSU ROTHWELL ELECTRIC

High elastic wear-resistant fiber fabric

ActiveCN111118680BHigh porosityFeel goodHollow filament manufactureConjugated synthetic polymer artificial filamentsPolymer scienceSpinning

Owner:JIANGSU DAMAONIU NEW MATERIAL TECH CO LTD

An automatic gain control adjustment system and method with signal strength detection

ActiveCN104581919BPower managementTransmission monitoringTransceiverEngineering

Owner:SPREADTRUM COMM (SHANGHAI) CO LTD

A car networking service support environment that supports intelligent computing of virtual car groups

ActiveCN107609672BForecastingTransmissionPersonalizationDriver/operator

Owner:BEIJING UNIV OF POSTS & TELECOMM

A method for electroplating diamond wire cutting silicon wafers

ActiveCN107116712BPromote recoveryFast cutting speedGrinding machinesFine working devicesReciprocating motionWire cutting

Owner:杨凌美畅新材料股份有限公司

A method for increasing the biomass of Gluconobacter futau hd924

ActiveCN109456924BIncrease production intensityIncrease intracellular NADHBacteriaMicroorganism based processesGluconobacter frateuriiDihydroxyacetone

Owner:HENAN UNIVERSITY

Cable tie tensioning and cut off tool

InactiveCN107399448AWire toolsBundling machine detailsEngineeringElectric cables

Owner:DELPHI TECH INC

A dedicated line machine device

ActiveCN107512443BThe detection process is fastImprove efficiencyPackaging automatic controlEngineeringAutomatic testing

Owner:江苏富联通讯技术股份有限公司

Method for manufacturing semirigid mould for coaxial cable, and the mould

ActiveCN101093738BEliminate gapsImprove performanceCoaxial cables/analogue cablesManufacturing co-axial cablesElectrical conductorCoaxial cable

Owner:KINGSIGNAL TECHNOLOGY CO LTD

One-step fluorescent quantitative RT-PCR detection primers and kits for Nodamura virus in Macrobrachium rosenbergii

InactiveCN104946797BEasy to operateMicrobiological testing/measurementMicroorganism based processesAgricultural scienceFluorescence

Owner:GUANGXI ACADEMY OF FISHERY SCI

A low chromium high wear resistance ball mill casting ball and its manufacturing method

ActiveCN105401060BImprove metallographic structureHigh hardnessFoundry mouldsFurnace typesHardnessHigh wear resistance

Owner:湖北华武重工集团有限公司

Fresh chilli sauce and preparation process thereof

InactiveCN102240031BMaintain nutrientsRich in vitaminsFood preparationVitamin CAdditive ingredient

Owner:韩伟

Antiseptic storage box for fresh food

ActiveCN111746895BImprove anti-corrosion performanceEasy to disassemble and replace independentlyPackaging under vacuum/special atmosphereRigid containersFresh foodStructural engineering

Owner:山东宏大生姜市场有限公司

Commodity identification method and device based on gravity sensing

ActiveCN112102559BReduce recognition errorsImprove recognition accuracyCoin-freed apparatus detailsCash registersData miningOperations research

Owner:SICHUAN HONGMEI INTELLIGENT TECH CO LTD

A method for preparing functionalized chiral cyclic carbonates through biomass polyols

ActiveCN109988143BLow toxicityWide applicabilityOrganic chemistryChemical synthesisPtru catalyst

Owner:DALIAN UNIV OF TECH

An oil level gauge and a gear box

ActiveCN108361358BSimple structureEasy to installGear lubrication/coolingEngineeringStructural engineering

Owner:ZHUZHOU ELECTRIC LOCOMOTIVE CO LTD

Character image line selecting method and device and character image identifying method and device

InactiveCN1410943AImage analysisCharacter and pattern recognitionPattern recognition

Owner:CANON KK

High-speed optical return-to-zero code duty cycle measuring method and device thereof

ActiveCN102638307BLow costTransmission monitoring/testing/fault-measurement systemsOptical communicationAnalog-to-digital converter

Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

A Computer Graphics Recognition Technology and Three-dimensional Modeling Method for the Mesostructure of Composite Materials

ActiveCN106469454BAvoid errorsAvoid instabilityImage analysis3D modellingYarnGraphics

Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS