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.

Molecular sieve special for acetylene gas and preparation method thereof

ActiveCN105174283BImprove water absorptionIncrease unit fill volumeOther chemical processesAluminosilicate zeolite type-AMolecular sieveUltimate tensile strength

Owner:江西鑫淘科技股份有限公司

A rotary drum type corn cob crushing multi-stage filter thresher

ActiveCN105123139BEasy to separateReduce wasteThreshersFiltrationEngineering

Owner:NANTONG HUIER FANS CO LTD

ECL substrate liquid and its preparation method and application

ActiveCN109085338BEasy to prepareImprove thermal stabilityBiological material analysisBiological testingFluorescencePolyethylene glycol

Owner:ELABSCI BIOTECH

Taper thread installation method and device for raising drilling rig

ActiveCN110552636BAvoid damageReduce labor costsDrilling rodsConstructionsHydraulic cylinderRatchet

Owner:NINGXIA TIANDI BENNIU IND GRP +1

An improved prefabricated residential threaded connection sleeve device

ActiveCN114645602BAchieve mechanical connectionEasy to installBuilding reinforcementsClassical mechanicsEngineering

Owner:HEBEI YIDA REINFORCING BAR CONNECTING TECH

Paper chopping blade and machining method thereof

ActiveCN101722252BThickness dimension accuracy requirements are not highReduce energy consumptionGrain treatmentsCutleryStrip steelPulp and paper industry

Owner:DONGGUAN ELITE ELECTRIC HARDWARE PRODUCT CO LTD

Open-type visual detection method based on featuring matching

InactiveCN101750419BOptically investigating flaws/contaminationSpecific detectionModular design

Owner:HUAHE NEW TECH DEV COMPANY RES INST OF PHYSICAL & CHEM ENG OF NUCLEAR IND

Kusnezoff monkshood root fever reducing and diuresis causing electuary and production method

InactiveCN105194357AComplete recipeDefinite curative effectMetabolism disorderAntipyreticPolygonum aviculareLygodium japonicum

Owner:HARBIN HAOTUO BIOLOGICAL SCI & TECH DEV

Long pole adjustable angle compressed air jet mosquito swatter

ActiveCN108605916BEasy to useSimple structureInsect catchers and killersDaily livingGas bladder inflation

Owner:SHENZHEN ZHISHANG INNOVATION TECH CO LTD

a welfare vehicle

ActiveCN107928893BExtended service lifeIncreased load-bearing capacityClosed circuit television systemsTransmissionVideo monitoringWheelchair

Owner:CHERY COMML VEHICLE ANHUI

Isolator for double regidity rail

ActiveCN100430553CGood vibration reduction effectImprove fatigue resistanceRail fastenersLong axisEngineering

Owner:BEIJING URBAN CONSTR DESIGN & DEV GRP CO

Method and device for determining intermediate nodes

ActiveCN104901878BAvoid blindnessBuying/selling/leasing transactionsData switching networksComputer networkOriginal data

Owner:HUAWEI TECH CO LTD

Organic light emitting diode display device and method of fabricating the same

ActiveCN102074569BTransistorStatic indicating devicesElectrical conductorScan line

Owner:SAMSUNG DISPLAY CO LTD

Semiconductor device and semiconductor device fabrication method

InactiveCN101960588AGood weather resistancePrevent intrusionSemiconductor/solid-state device detailsSolid-state devicesPower semiconductor deviceEngineering

Owner:PANASONIC CORP

Medicinal composition for treating diabetes

ActiveCN101357174BMetabolism disorderPlant ingredientsDiabetes mellitusBerberine

Owner:北京中一堂科技有限公司

A method for controlling bottomhole flow pressure of a coalbed methane well

ActiveCN107339083BStable flow pressureImprove control effectivenessSurveyConstructionsLinear regressionStroke frequency

Owner:PETROCHINA CO LTD

A kind of method for preparing hydroxyadamantane glycine derivative

ActiveCN104370769BCarbamic acid derivatives preparationOrganic compound preparationGlycineAcetic acid

Owner:上海飞腾医药科技有限公司

A kind of high-performance polylactic acid blown film and preparation method thereof

ActiveCN109354844BHigh strengthHigh modulusFlat articlesBlow moldingPolymer science

Owner:CHANGCHUN INST OF APPLIED CHEMISTRY - CHINESE ACAD OF SCI

A traditional Mongolian medicine for the treatment of diabetes

ActiveCN103386015BGood treatment effectImprove control effectMetabolism disorderPlant ingredientsAcute hyperglycaemiaSide effect

Owner:INNER MONGOLIA NORTHEAST NO 6 PHARMA GRP CO LTD

Animal hair collection equipment for veterinary use

ActiveCN112471962BAvoid flyingClean thoroughlySuction filtersSuction nozzlesAnimal scienceMedicine

Owner:焦学谦 +7

A kind of antibacterial magnesium alloy material and preparation method for short-term birth control ring

InactiveCN108159507BHigh strengthImprove plasticitySurgeryCoatingsManganeseAnti bacterial

Owner:TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Threaded prefabricated uhpc pipe pile and its manufacturing and construction method

InactiveCN106284307BSimple structureReasonable designShaping reinforcementsBulkheads/pilesPile capHigh intensity

Owner:FUZHOU UNIV

Flatbed knitting machine provided with compound needle, and slider control method for flatbed knitting machine

ActiveCN102995285BSimple structureControl positionFlat-bed knitting machinesYarnCam

Owner:SHIMA SEIKI MFG LTD

Coal and wood dual purpose furnace for cooking and warming

InactiveCN101655247BBurn fullyAvoid smokyLighting and heating apparatusBiofuelsCombustion chamberCoal

Owner:慈鲁

A two-step method to establish an osteoarthritis-like cell model after chondrogenic differentiation of mesenchymal stem cells

ActiveCN108048394BLow costShort cycleCulture processSkeletal/connective tissue cellsOsseous DifferentiationArticular chondrocyte

Owner:WUHAN UNIV

Self-service terminals for medical institutions

ActiveCN107146335BRelieve pressureReduce wearApparatus for meter-controlled dispensingMedical institutionSelf-service

Owner:广东融黔医科技有限公司

Method for preparing novel solid lubricant microspheres for drilling fluid

InactiveCN101705079BNon-toxicReduce manufacturing costDrilling compositionPolymer sciencePlastic materials

Owner:无锡润鹏复合新材料有限公司

Steam cooking equipment and its exhaust device

ActiveCN104921613BImprove the safety of useAvoid burnsSteam cooking vesselsSteam cookingEngineering

Owner:GUANGDONG MIDEA KITCHEN APPLIANCES MFG CO LTD +1

A Bridgeless Power Factor Correction Circuit Based on Resonant Switched Capacitor Converter

ActiveCN112332652BSolve efficiency problemsImprove efficiencyEfficient power electronics conversionApparatus without intermediate ac conversionCapacitanceHigh energy

Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Height adjustment mechanism of bicycle seat tube

ActiveCN107150741BEasy maintenanceEasy to assembleCycle saddlesEngineeringCushion

Owner:TAIWAN HODAKA INDAL

Data transmission method, device and system

ActiveCN106603205BImprove transmission qualityError prevention/detection by using return channelSite diversityData transmissionTransmission network

Owner:广州方硅信息技术有限公司

Device and process applied to hydrogen peroxide extraction

ActiveCN102491281BExtended stayShort stayPeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesFiberProcess engineering

Owner:SHANGHAI ANHORN ENVIRONMENTAL TECH CO LTD

Instant oyster with smoky flavor and processing method thereof

ActiveCN105192764BAdd flavorEasy to acceptFood scienceMicrowaveOyster

Owner:厦门海洋职业技术学院

Oil circuit structure and compressor having the same

ActiveCN112943581BImprove suction efficiencyImprove cooling effectPositive displacement pump componentsPositive-displacement liquid enginesThermodynamicsEngineering

Owner:ZHUHAI GREE REFRIGERATION TECH CENT OF ENERGY SAVING & ENVIRONMENTAL PROTECTION

Liquid nitrogen wash device and method for purifying raw material gas

ActiveCN103112824BTemperature controlPrevent curingHydrogen separation using liquid contactTemperature controlVapor–liquid separator

Owner:BEIJING XINFENG TAIKE ENG TECH

Seafood mustard sauce

InactiveCN101700114BSoft nutritionIncrease nutritionFood preparationEnzymatic hydrolysisCapsaicin

Owner:NINGBO UNIV

A piezoresistive detection substrate, display panel and display device

InactiveCN107168587BHigh sensitivityEliminate the effects ofDigital data processing detailsSolid-state devicesDisplay deviceEngineering

Owner:BOE TECH GRP CO LTD

Barrel components and food processors

ActiveCN108125542BShorten the lengthLess materialStrainersProcess engineeringMechanical engineering

Owner:GUANGDONG MIDEA CONSUMER ELECTRICS MFG CO LTD +1

Instrument with concaved chamber case for connector

InactiveCN100403862CEasy to assembleOvercome limitationsCasings/cabinets/drawers detailsElectronic instrumentElectronic instruments

Owner:TEKTRONIX INC

A preparation method of long-acting magnetic therapy thermal underwear

ActiveCN106723389BAntistaticEliminate washing and cleaning problemsElectrotherapyHandkerchiefsQuick FreezeFiber

Owner:佛山市霏比服饰智能科技有限公司

Catalyst protector for hydrogen peroxide production by anthraquinone method

ActiveCN103449379BPrevent outflowEvenly distributedPeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesAnthraquinone processHydrogen production

Owner:YANGZHOU RONGXIANG CHEM TECH DEV DESIGN

A self-test method and feedback circuit for an intelligent terminal to open a loop

ActiveCN106200620BImplement self-testAvoid judgmentElectric testing/monitoringEngineeringFeedback circuits

Owner:XUJI GRP +3

An agricultural intelligent spraying machine

InactiveCN104069970BSpray to achieveFlexible operationLiquid spraying apparatusInformation controlControl system

Owner:WEIFANG MEIAO AGRI SCI & TECH

Capless low drop-out voltage regulator with fast overvoltage response

InactiveCN101815974ALow powerImprove load step responseElectric variable regulationOvervoltageLoad circuit

Owner:NXP BV

Cable modem moudel unit and electronic unit

InactiveCN1314262CSufficient internal noise immunity characteristicsTelevision system detailsAnalogue secracy/subscription systemsDigital dataEngineering

Owner:KK TOSHIBA

Elevator video monitoring device based on full digital wireless communication

InactiveCN100502500CImprove anti-interference abilityFair priceClosed circuit television systemsTransmissionVideo monitoringImaging processing

Owner:ZHEJIANG UNIV OF TECH

Method for preparing highly sensitive meat freshness detection indicator card by electrospinning method

ActiveCN106404761BEvenly dispersedIncreased sensitivityMaterial analysis by observing effect on chemical indicatorBiotechnologyFiber

Owner:BEIJING UNIV OF CHEM TECH

Magnesia-alumina-ferroalloy preparation method

InactiveCN101418365BExtended stayLow boiling pointProcess efficiency improvementSteelmakingChemical composition

Owner:UNIV OF SCI & TECH BEIJING

Image processing method and device, electronic device, computer-readable storage medium

ActiveCN110233969BImprove clarityTelevision system detailsColor television detailsImaging processingComputer graphics (images)

Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

A multi-plane polishing device

InactiveCN106737101BEasy to operateReduce maintenance costsGrinding carriagesPolishing machinesHydraulic cylinderElectricity

Owner:太和县红森木业有限公司

A kind of preparation method of rhombohedral short column anhydrous magnesium carbonate

ActiveCN110217809BConsistent shapeUniform sizeMagnesium carbonatesCrystal systemReaction temperature

Owner:SHANDONG UNIV OF TECH

Wireless communication method and device

ActiveCN112865946ASolve the technical problem of carrying the PUCCHModulated-carrier systemsTransmission path divisionStart timeChannel scheduling

Owner:ZTE CORP

Carried catalyst synthesizing diphenyl carbonate and its preparing method

InactiveCN1133616CHigh catalytic activityLow priceOrganic compound preparationOrganic-compounds/hydrides/coordination-complexes catalystsPhenolOxidative carbonylation

Owner:HEBEI UNIV OF TECH

Bending stretch shaping method and shaper for low-melting point alloy mould

InactiveCN100368108CReduce manufacturing costShorten the preparation cycleAlloyMechanical engineering

Owner:BYD CO LTD

A large anti-falling nut for a shock tube

ActiveCN110307241BGuaranteed connection strengthEasy to separatePinsAerodynamic testingEngineeringHigh pressure chamber

Owner:BEIJING CHANGCHENG INST OF METROLOGY & MEASUREMENT AVIATION IND CORP OF CHINA

A preparation method of organic solar cells based on dual-solvent sol-gel ZNO cathode buffer layer

ActiveCN110459684BImprove solubilityAvoid interferenceSolid-state devicesSemiconductor/solid-state device manufacturingOrganic solar cellElectrical battery

Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

A floating wheat bran processing device

ActiveCN112473920BAchieve lockingNo rotation shedding phenomenon will occurGrain treatmentsScrew threadWheat Brans

Owner:江苏辰羽堂生物科技有限公司

Chain tensioning lubricating device for chain drive

ActiveCN108223725BEnsure stabilityAchieve stabilityGearingGear lubrication/coolingElectric machineryEngineering

Owner:玉环凯立汽车配件股份有限公司

Method for removing 2-aminoacetophenone in high fructose corn syrup

ActiveCN103525952BHigh light transmittancePure smellFructose productionGlucose productionBenzeneViscous liquid

Owner:SHANDONG SCENTS JIANYUAN BIO TECH

A cylinder braking type sand fishing winch braking device

InactiveCN110697605BReduce labor intensityFlexible brakingHoisting equipmentsPolluted environmentControl theory

Owner:BAOJI PETROLEUM MASCH CO LTD +2

Artificial intelligence-based vehicle driving risk management and control method and related equipment

ActiveCN111310562BComprehensive assessmentEvaluation scienceAcquiring/recognising facial featuresControl devicesDriving riskVehicle driving

Owner:CHINA PING AN PROPERTY INSURANCE CO LTD

Garlic automatic seeder

ActiveCN102487633BSolve the upright problemRealize intelligenceSeed depositing seeder partsRegular seed deposition machinesSeederControl system

Owner:QINGDAO AGRI UNIV

Temperature-sensing mattress system for verifying shelf temperature distribution evenness of freeze drier

InactiveCN100376880CEasy to useEasy to get materialsThermometer detailsThermometers using mean/integrated valuesAviationEpoxy

Owner:ZHEJIANG UNIV

a nanotio ₂ In-situ hybrid antibacterial and waterproof coating treatment agent and preparation method thereof

ActiveCN107987570BSolve light pollutionAvoid damageAntifouling/underwater paintsPaints with biocidesPtru catalystAlcohol

Owner:WUHAN TEXTILE UNIV

Clover drying method

ActiveCN106052304BHigh content of active ingredientsEasy to storeAntibacterial agentsDrying using combination processesThin membraneEngineering

Owner:赵俊

Connector cover for parts of environment-friendly vehicle and fastening method thereof

InactiveCN104733902BVehicle connectorsElectrically conductive connectionsEngineeringEnvironmentally friendly

Owner:HYUNDAI MOTOR CO LTD

A compound for preventing and treating grape downy mildew and composition using same

InactiveCN103833735BControl grape downy mildewBiocideOrganic chemistryVitis viniferaControlled release

Owner:GUIZHOU FRUIT INST

A rotary hook oil supply device

ActiveCN103074744BPrevent axial movementChange the oil supply sizeLubrication/cooling devicesInterference fitManufacturing cost reduction

Owner:JACK SEWING MASCH CO LTD

Drum washing machine and foam detection method and device during dehydration thereof

ActiveCN109423807BPrevent defoamingControl devices for washing apparatusWashing machine with receptaclesLaundry washing machineElectric machinery

Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Method for assembling backlight module, backlight module and display

ActiveCN104749819BImprove structural stabilityImprove production efficiencyLight fasteningsNon-linear opticsDisplay deviceEngineering

Owner:CHANGSHA HKC OPTOELECTRONICS CO LTD

A frequency control method and system for a transient process of a virtual synchronous generator

InactiveCN105978027BIncrease the damping factorReduced responsivenessSingle network parallel feeding arrangementsPower oscillations reduction/preventionVirtual synchronous generatorDamping factor

Owner:QINGHAI UNIVERSITY

A smoke blocking fire door

ActiveCN112431533BReduce circulationImprove sealingFireproof doorsSealing arrangementsWater vaporFire - disasters

Owner:临安杭采门业有限公司

System and method for testing radio frequency identification device label-copying risk

ActiveCN101751582BImprove securityMeet safety requirementsCo-operative working arrangementsSensing by electromagnetic radiationEngineeringRadio frequency

Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Nutritional diet for weight loss

ActiveCN104522632BNot easy to reboundGood for weight lossFood scienceHigh calorie foodBiology

Owner:HUBEI GOLDEN EAGLE BIOTECH

Flowing water louver generator

ActiveCN105179142BCompact structureReasonable designHydro energy generationReaction enginesGlass fiberPlastic materials

Owner:罗涛

Brake energy storage device and control method thereof

ActiveCN111058996BIncrease the swept areaReduce lossesBraking element arrangementsWind motor controlImpellerEngineering

Owner:SHANGHAI DIANJI UNIV

A microgrid control method and system

ActiveCN109449985BStable voltageSafe and stable jobSingle network parallel feeding arrangementsWind energy generationPower balancingWork unit

Owner:中科智寰(北京)科技有限公司

An annealing device and annealing method for an optical crystal

ActiveCN109056075BImprove annealing efficiencyLow costPolycrystalline material growthAfter-treatment detailsCondensed matter physicsMaterials science

Owner:秦皇岛市和易科技有限公司

Window air conditioning system and control method thereof

ActiveCN105066269BImprove comfortGuaranteed cooling effectMechanical apparatusCondensate preventionEngineeringAir conditioning

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

A method for arranging the radiant heating surface of a supercritical carbon dioxide boiler

ActiveCN106090865BImprove securityLow costCombustion processIndirect carbon-dioxide mitigationCombustorEngineering

Owner:HUANENG POWER INT INC +1

Automatic feeding device and its automatic cooking equipment

ActiveCN101637357BLow costIncrease the feeding speedCooking vesselsEngineeringActuator

Owner:AIC ROBOTICS TECH

A gluing mechanism based on copper clad laminate technology

ActiveCN110653132BHigh glue qualityLiquid surface applicatorsTransportation and packagingSolenoid valveCopper

Owner:安徽鸿海新材料股份有限公司

Recleaning method of fine-grain embedded hematite flotation tailings

ActiveCN102274789BIncrease dissociationHigh recovery rateSolid separationMechanical material recoveryThree stageEngineering

Owner:ANSTEEL GRP MINING CO LTD

Oil well electric spark de-blocking joint-forming robot

ActiveCN100554641CAvoid the problem of easy aging and breakdownSimple structural designFluid removalManipulatorAdaptive supportHigh pressure

Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Multi-mode base station wireless system

InactiveCN100442882CSolving problems where bandwidth is the bottleneckIncrease capacityRadio/inductive link selection arrangementsWireless communicationSystem capacityRadio relay

Owner:HUAWEI TECH CO LTD

Antifouling structure at the bottom of a curtain

ActiveCN110269495BEffective use of performanceImproved antifouling propertiesCurtainsDraperiesStructural engineeringBottle

Owner:济宁高新软件园服务有限公司

silent vacuum cleaner

InactiveCN103505149BEvenly dispersedReduce trafficSuction cleanersLow noiseThermodynamics

Owner:苏州市铂恒电器有限公司

A moving nut mechanism for clamps

InactiveCN104117861BEasy to adjust the positionEasy to operateWork clamping meansPositioning apparatusEngineeringMachining

Owner:HARBIN

A tapered dynamic and static pressure bearing assembly with textured shaft diameter surface

ActiveCN106870562BImprove carrying capacityReduce high-speed temperature riseBearingsInlet channelNeck surface

Owner:HOHAI UNIV CHANGZHOU

Image processing method, device, computer equipment and storage medium

ActiveCN111768479BImprove the display effectIncrease flexibilityImage enhancementImage analysisPersonalizationImaging processing

Owner:TENCENT TECH (SHENZHEN) CO LTD

A Planar Microstrip Patch Antenna with Broadband Endfire Circular Polarization

ActiveCN109860994BIncreased degree of freedom for matching adjustmentsImproving Impedance BandwidthRadiating elements structural formsAntennas earthing switches associationMicrostrip patch antennaDielectric substrate

Owner:ARMY ENG UNIV OF PLA

Method for producing low dielectric constant material layer

InactiveCN100397591CHigh affinityPrevent peelingSemiconductor/solid-state device manufacturingHydrogenOrganosilicon

Owner:UNITED MICROELECTRONICS CORP

A modified cellulose acetate membrane for chiral resolution, its preparation method and application

ActiveCN108671773BLow input costEasy to separateSemi-permeable membranesOrganic chemistry methodsPtru catalystSodium phosphates

Owner:CHINA PHARM UNIV

A kit for detecting alanyl aminopeptidase

ActiveCN104049090BImprove stabilityExtended shelf lifeMicrobiological testing/measurementColor/spectral properties measurementsQuantitative determinationAmmonia

Owner:CHANGCHUN HUILI BIOTECH CO LTD

A special equipment for making circular patterns on the surface of profiles

ActiveCN104249281BImprove consistencyImprove work efficiencyGrinding machinesDrive wheelEngineering

Owner:GUANGDONG YAOYINSHAN ALUMINUM

Method and apparatus for remotely delivering managed usb services through mobile computing devices

ActiveCN103608794BSoftware engineeringSubstation equipmentMass storagePrivate network

Owner:ALCATEL LUCENT SAS

A kind of application of pharmaceutical composition

ActiveCN109420157BRelieve painPromote extracellular calcium influxPeptide/protein ingredientsMetabolism disorderAlanine aminotransferasePancreatic hormone

Owner:HUAZHONG UNIV OF SCI & TECH

Electromagnetic valve

InactiveCN100501202CEasy to operateReduce manufacturing costOperating means/releasing devices for valvesMachines/enginesManufacturing cost reductionExhaust valve

Owner:CARL FREUDENBERG KG

Rotor blade adopting flat design

ActiveCN102442431BLow aerodynamic dragReduce centrifugal forceRotocraftEngineeringRotary wing

Owner:AIRBUS HELICOPTERS DEUT GMBH

Heat conduction plate and heat radiation module comprising heat conduction plate

InactiveCN104684343AImprove cooling effectIncrease surface areaSemiconductor/solid-state device detailsSolid-state devicesHeat pipeElectrical and Electronics engineering

Owner:INVENTEC PUDONG TECH CORPOARTION +1

An expansion joint for filling pipes

ActiveCN109578726BSimple structureLow costAdjustable jointsEngineeringMechanical engineering

Owner:FENY

Miniature circuit breaker

InactiveCN103077863BNo snapping forceOvercome the locking forceProtective switch operating/release mechanismsEngineeringCircuit breaker

Owner:LS INDAL SYST WUXI

Method for making flexible pipe joint

ActiveCN102343379BNo damageEngine componentsHose connectionsNeck partsEngineering

Owner:NAGOYA GIKEN IND

High-temperature radar infrared compatible stealth coating with functional gradient distribution and preparation method thereof

ActiveCN112961531BImprove absorbing performanceHigh resistivityPowdery paintsSpecial surfacesThermal dilatationRadar

Owner:NAT UNIV OF DEFENSE TECH

Multi-user cooperation virtual 4-antenna time circulation delayed transmission diversity system based on two-dimensional block spread spectrum (SPSP) technology

InactiveCN101951309BLarge throughput capacitySpatial transmit diversityError prevention/detection by diversity receptionMulti user interferenceMimo transmission

Owner:HARBIN INST OF TECH