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 physical sound cavity and an electronic equipment terminal back cover

ActiveCN104469593BReduce manufacturing costWon't missFrequency/directions obtaining arrangementsSound sourcesEngineering

Owner:SHENZHEN SANG FEI CONSUMER COMM CO LTD

Massive MIMO multi-cell cooperative beam allocation method under millimeter wave

ActiveCN105554780BReduce complexityImprove uneven distributionNetwork planningMultiplexingDistribution method

Owner:HARBIN INST OF TECH

A kind of nitrogen-containing high-chromium wear-resistant steel and its preparation process

ActiveCN106319383BEvenly dispersedPromote generationManganeseNitrogen gas

Owner:安徽中建材开源新材料科技有限公司

Card feeding positioning mechanism and card feeding positioning method of a smart card chip writing device

InactiveCN104463049BReduce power sourceSimple structureDigitally marking record carriersProbe cardSmart card

Owner:GUANGZHOU MINGSEN TECH CO LTD

A combined method and device for machining threaded holes

ActiveCN103464807BImprove machining accuracyEasy to operateThread cutting machinesDrill jigsNumerical controlCombined method

Owner:DONGFANG ELECTRIC MACHINERY

Ink cartridge regeneration method and regenerated ink cartridge

ActiveCN109304939BPrevent ink leakageLarge storage capacityPrintingEngineeringMechanical engineering

Owner:ZHUHAI NINESTAR MANAGEMENT CO LTD

A multi-stage hybrid hydraulic system with precise speed regulation

ActiveCN109973455BRealize stepless adjustmentPrecise control of feed speedServomotor componentsServometer circuitsHydraulic pumpEngineering

Owner:CHINA COAL TECH & ENG GRP CHONGQING RES INST CO LTD

An Explicit Predictive Control Method for Quadrotor UAV Based on Pigeon Swarm Optimization

ActiveCN105652664BReduce control complexityLower control costsAdaptive controlKinematicsAlgorithm

Owner:BEIHANG UNIV

A precision metering ceramic plunger injection pump

ActiveCN103967733BReduce wearAvoid it happening againPositive displacement pump componentsPump controlSurface roughnessEngineering

Owner:山东海燕医用材料制造有限公司

Production process of biological diesel oil and apparatus

InactiveCN101397504BEfficient productionRapid productionBiofuelsLiquid hydrocarbon mixture productionBiodieselTubes types

Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI +1

An inner pull type inflation valve

ActiveCN105782535BIncrease pressureImprove sealingAeration devicesGas cylinderEngineering

Owner:WUHAN AVIATION INSTR

Mixture of octene hydroformylation by-product and diesel, kereosene or c8-c20 olefines as collectors

PendingCN113518667AHigh yieldHigh selectivityFlotationKeroseneOctene

Owner:BASF SE

A beacon base station release device

ActiveCN111604877BAchieve releasePositioning is not easyProgramme-controlled manipulatorEndless track vehiclesElectrical and Electronics engineeringBase station

Owner:SHENHUA SHENDONG COAL GRP

A multifunctional tunnel construction manipulator group and its construction method

ActiveCN106437783BMeet job needsUnderground chambersTunnel liningHanging basketEngineering

Owner:CHANGSHA KEDA INTELLIGENT EQUIP INC CO

A flat type automatic folding combined table and chair

InactiveCN104026880BAchieve foldingFoldable tablesStowable tablesElectric machineryDrive motor

Owner:西安建筑科技大学华清学院

A prefabricated station construction method using anchor cables and steel support enclosure structures

ActiveCN107130629BShorten construction timeEnsure safetyArtificial islandsUnderwater structuresSubway stationBuilding construction

Owner:SUBWAY ENG CO LTD OF CHINA RAILWAY 16TH CONSTR BUREAU +1

Method of managing mcvideo communications in an off-grid mission critical video (mcvideo) communications system

ActiveCN109792565BSelective content distributionCommunications systemOff-the-grid

Owner:SAMSUNG ELECTRONICS CO LTD

A moving target detection system and method based on bistatic radar

ActiveCN106872967BImprove detection accuracyRadio wave reradiation/reflectionPhase correctionRadar

Owner:NAVAL AERONAUTICAL & ASTRONAUTICAL UNIV PLA

Plasma display panel (PDP)

InactiveCN1761017AAddress electrodesSustain/scan electrodesTectorial membranePhosphor

Owner:SAMSUNG SDI CO LTD

Staining method for wet spinning of acrylic fibers

ActiveCN102864514BBright colorWide spectrumWet spinning methodsMonocomponent synthetic polymer artificial filamentStock solutionMaterials science

Owner:SHANGHAI REBECCA FIBER MATERIAL TECH

Memory optimization method for realizing advanced audio coding algorithm on digital signal processor (DSP)

InactiveCN101968771BReduce usageReduce incidenceMemory adressing/allocation/relocationSpeech analysisDigital signal processingStatic memory allocation

Owner:BEIHANG UNIV

A writing method and writing device for a solid-state storage hard disk

ActiveCN103207836BHigh data storage efficiencyExtended service lifeMemory adressing/allocation/relocationSolid-state storageCache page

Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

A panoramic video playback method and device

ActiveCN107888987BGeometric image transformationPanoramic photographyTime rangeComputer graphics (images)

Owner:HUAWEI TECH CO LTD

Spinal fixation access and delivery system

PendingCN110891501AInternal osteosythesisDiagnosticsPosterior approachCervical facet joints

Owner:PROVIDENCE MEDICAL TECH

Switching detector of reactive compensator

InactiveCN101482587BEasy to cut inspectionImprove factory qualityElectrical measurement instrument detailsElectrical testingPhase currentsPower factor

Owner:王万俊

Projection image presentation method and device

ActiveCN106162126BImprove experiencePicture reproducers using projection devicesProjection imageMachining system

Owner:HISENSE BROADBAND MULTIMEDIA TECH

A lifting type food carrying device

ActiveCN106175120BNovel structureEasy to operateServing tablesElectrical and Electronics engineeringEngineering

Owner:新沂市达婷黄沙有限公司

Crawler Chassis Module and Bolting Rig

ActiveCN113216836BDerricks/mastsMechanical machines/dredgersVehicle frameControl theory

Owner:ZHANGJIAKOU XUANHUA HUATAI MINING & METALLURGIC MACHINERY

Full-automatic tube-cutting chamfering machine

ActiveCN103231248BExtended service lifeReduce work intensityMetal-working feeding devicesOther manufacturing equipments/toolsEngineeringUltimate tensile strength

Owner:杭州杨氏实业有限公司

A kind of nasal cavity filling material and preparation method thereof

ActiveCN111643714BGood biocompatibilityHigh biosecuritySurgical adhesivesPharmaceutical delivery mechanismCelluloseFiber

Owner:诺一迈尔(山东)医学科技有限公司

Antitumor drugs based on indazole, indole or azaindazole, azaindole with bisaryl urea structure

InactiveCN103450152BOvercoming drug resistanceOrganic chemistryAntineoplastic agentsNitrosoMelanoma

Owner:JINAN HAILE MEDICAL TECH DEV

A multi-socket intelligent timing power strip

ActiveCN109687243BExtended functional scopeIncrease flexibilityCoupling device detailsArchitecture with single central processing unitMan machinePower usage

Owner:李新华

Device for controlling the blowing medium in a stretch blower

ActiveCN104369358BSmall space requirementSave materialValve housingsEngineeringPhysics

Owner:오이겐자이츠아게

A 3D printing process for the surface of a glass bottle

ActiveCN113580779BReduce labor intensityIncrease productivityTypewritersOther printing apparatusEngineeringBottle

Owner:TONGXIANG HESHAN CRAFT GLASSWARE FACTORY

A method and device for removing dichloromethane in high-boiling heat-sensitive materials

ActiveCN111514602BCraft briefEasy to operateFractional distillationThermodynamicsReboiler

Owner:TIANJIN UNIV OF SCI & TECH

Hand-held electric tool and operating method thereof

ActiveCN102909700BQuick switchEasy to operatePortable power-driven toolsHand heldEngineering

Owner:POSITEC POWER TOOLS (SUZHOU) CO LTD

Project managing system and project managing method

InactiveCN1617154AReduce workloadResourcesSpecial data processing applicationsData displayEngineering

Owner:NEC CORP

Control method of anion garbage in mixed pulp containing high yield pulp

ActiveCN104420382BReduce loadImprove retentionSlime-control agents additionFiberSlurry

Owner:TIANJIN UNIV OF SCI & TECH

Configuration method for functional icons of mobile terminal and mobile terminal

ActiveCN102609210BIncrease flexibilityImprove operating experienceInput/output processes for data processingComputer terminalComputer science

Owner:HUAQIN TECH CO LTD

A kind of preparation method of reconstituted tobacco leaf

ActiveCN108185506BControl chemical compositionImprove qualityTobacco preparationBiotechnologyNicotiana tabacum

Owner:HUBEI CHINA TOBACCO IND

Polylactic acid-polyalkylene glycol copolymer with fast crystallization rate and composition containing same

ActiveCN105934461BFast crystallizationHigh crystallinityPolymer scienceKitchen utensils

Owner:HANWHA TOTAL ENERGIES PETROCHEMICAL CO LTD

Object identification and positioning method in refrigeration equipment and refrigeration equipment

ActiveCN107886540BHigh degree of intelligenceImage enhancementImage analysisEngineeringComputer vision

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

a quick connector

ActiveCN106090490BEasy to assembleEasy to disassembleCouplingsMechanical engineering

Owner:ZHEJIANG UNIV OF TECH

Method for preparing high water absorption and water retention composite materials containing layer silicate mineral

InactiveCN100419027CLow costFast water absorptionCross linkerSilicate minerals

Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Turbulent Air Mitigation for Vehicles

ActiveCN107640230BVehicle body stabilisationRace vehiclesComputer scienceTransport engineering

Owner:GM GLOBAL TECH OPERATIONS LLC

Highly Reliable Merging and Forwarding Method of Multiple Full-duplex Serial Ports

ActiveCN110838892BHigh bandwidthStrong error correction abilityError preventionDuplex signal operationWired communicationHigh bandwidth

Owner:TIANJIN JINHANG COMP TECH RES INST

Benzyltriphenylphosphonium bistrifluoromethanesulfonimide ionic liquid, synthesis method and application as metal corrosion inhibitor

ActiveCN108676029BThe synthesis process is simpleMild reaction conditionsGroup 5/15 element organic compoundsSulfonic acid amide preparationPhosphoniumBenzyl chloride

Owner:HENAN UNIVERSITY

Method for marking sequence number of scanning lines

InactiveCN101833201BSemiconductor/solid-state device manufacturingPhotomechanical exposure apparatusLiquid-crystal displayLarge size

Owner:BEIJING BOE OPTOELECTRONCIS TECH CO LTD

A kind of synthetic method of 4-cyclopropyl biphenyl fluorine-containing compound

ActiveCN108299152BLow priceEasy to buyOrganic compound preparationHydroxy compound preparationChlorobenzeneGrignard reagent

Owner:山东盛华新材料科技股份有限公司 +1

Diesel particulate filter with washcoat to enhance filter performance

ActiveCN103206287BExhaust apparatusSilencing apparatusMicroparticleDiesel particulate filter

Owner:DEERE & CO

High-altitude picking equipment

InactiveCN107969218ANo emissionsSimple organizationPicking devicesBrushless motorsDrive shaft

Owner:DALIAN UNIV

a pipe bending machine

ActiveCN106825156BImprove work efficiencyImprove management efficiencyMetal-working feeding devicesPositioning devicesControl powerControl system

Owner:SHANGHAI LEAO MACHINERY DESIGN CO LTD

A rotating and extending rocking massage head group

ActiveCN104161648BAchieve double massageSuction-kneading massageRock groupMassage

Owner:XIAMEN EMOKA HEALTH SCI & TECH CO LTD

A limit device for a rotary shaft

ActiveCN104493622BSolve the complicated limitThe limit is safe and reliableMetal working apparatusExecution unitMechanical engineering

Owner:NINGXIA KOCEL MACHINE TOOL ACCESSORIES

Rapid anhydrous phosphorization liquid having chemical impregnation action

InactiveCN1213168CStrong adhesionPhosphating time is shortMetallic material coating processesChemical treatmentPolyvinyl butyral

Owner:陈二孝

A machine translation device and method based on intelligent matching

ActiveCN102831109BImprove production efficiencyBetter accuracySpecial data processing applicationsTemplate basedFrequency count

Owner:中国专利信息中心

Waveguides with integrated spacers and related systems and methods

PendingCN114341687ACoupling light guidesOptical waveguide light guideAdhesiveEngineering

Owner:MAGIC LEAP INC

Consolidation method and structure of seam joints in flooded roofs with overhanging structure

ActiveCN111395661BAvoid tearingHas the function of waterproof sealingBuild-up roofsRoof covering insulationsStructural engineeringUltimate tensile strength

Owner:东莞市末客信息科技有限公司

A device and method for producing animal fiber fabric texture effect

ActiveCN113002113BHas a soft and warm effectHas a warming effectLamination ancillary operationsLaminationAnimal scienceAnimal fiber

Owner:ZHEJIANG LINGLONG TEXTILE

An intelligent pickup system

ActiveCN108490980BConvenient recordingHigh degree of intelligenceWallsControl using feedbackAudio power amplifierEngineering

Owner:DONGGUAN POLYTECHNIC

Combined Milling Method and Fixture for Bearing Ball and Socket Swing Nozzle Shell

ActiveCN103252619BUniform spherical clearanceMeet design accuracy requirementsPositioning apparatusMetal-working holdersBall bearingEngineering

Owner:湖北三江航天江北机械工程有限公司

device for controlling speakers

ActiveCN106165446BLoudspeaker transducer fixingTransducer circuit dampingExcitation signalLoudspeaker

Owner:DEVIALET

Preparation method of 2,7-sodium naphthalenedisulfonate product using transforming production of 1,6-naphthalenedisulfonic mother liquid

ActiveCN102993061BReduce pollutionReduce manufacturing costSulfonic acids salts preparationCooling downHydrolysis

Owner:ZAOZHUANG TAIRUI FINE CHEM

An easy-to-install line connector

ActiveCN113270740BImprove connection efficiencyGuaranteed tightnessElectric connection structural associationsClamped/spring connectionsStructural engineeringMechanical engineering

Owner:新沂市宏祥电子有限公司

A device for removing debris

InactiveCN104433984BAddress issues such as vulnerabilitySimple structureCarpet cleanersFloor cleanersEngineeringBroom

Owner:ANHUI POLYTECHNIC UNIV

Information transmission device and method for automatically switching optical network SCN and MCN

InactiveCN101170711BEfficient deliveryRealize the priority forwarding functionMultiplex system selection arrangementsTime-division multiplexComputer hardwareTraffic capacity

Owner:ZTE CORP

A transmission method, terminal, network device, and computer-readable storage medium

ActiveCN111277377BAchieve distinctionSite diversitySignal allocationComputer hardwareComputer architecture

Owner:VIVO MOBILE COMM CO LTD

Method and equipment for washing, disinfecting, sterilizing, preserving and processing fruits and vegetables with leaves

InactiveCN103859002BReduce harmFully cleanedFruits/vegetable preservation by irradiation/electric treatmentFruits/vegetable preservation by coatingWaxMotor drive

Owner:HUNAN BOHENG AGRI SCI & TECH DEV CO LTD

A cantilever rod screen threading machine

ActiveCN112792522BImprove rod threading efficiencyReasonable structural designMetal working apparatusRobot handEngineering

Owner:HENAN WINNER VIBRATING EQUIP

Styrene waterproof paint for wood material

InactiveCN103275532BPrevent expansion and deformationPrevent rotCoatingsPotassium persulfateEnvironmental resistance

Owner:苏州市德莱尔建材科技有限公司

Liquid crystal display device

InactiveCN100412667CReduce risk of damageEasy to operateStatic indicating devicesNon-linear opticsLiquid-crystal displayActive matrix

Owner:NEC LCD TECH CORP

A solid material feeding system for an intelligent cooking device

ActiveCN106333604BReduce manufacturing costSuitable for mass productionCooking vesselsHigh volume manufacturingMotor shaft

Owner:云霄县食品快检中心

Apparatus and method for measuring radius of end surface of tapered roller

ActiveCN109029208BSolve measurement problemsAccurate methodMechanical diameter measurementsMeasurement deviceMaximum diameter

Owner:AVIC HARBIN BEARING

A Single-Layer Piezoelectric Transformer Achieving Different Step-Up Ratio

ActiveCN111180570BReduce volumeAdjustable boost ratioPiezoelectric/electrostrictive/magnetostrictive devicesEngineeringPiezoelectric transformer

Owner:ANHUI UNIVERSITY

Method and device for accessing wi-fi hotspot

ActiveCN105163316BAvoid accessImprove securityAssess restrictionSecurity arrangementPasswordThe Internet

Owner:TENCENT TECH (SHENZHEN) CO LTD

A manufacturing method, casing and electronic device

ActiveCN104073800BShell texture is hardVariety of shell texturesSuperimposed coating processMetallic materialsOptoelectronics

Owner:LENOVO (BEIJING) LTD

5-hydroxytryptamine receptor agonist and its preparation method and use

ActiveCN106397413BGood hygroscopicityEasy to storeOrganic active ingredientsSenses disorderHydroxylamineCitrate monohydrate

Owner:SICHUAN CREDIT PHARMA

Intelligent mobile phone or intelligent wearable device convenient for user in checking calendar event

InactiveCN108196889AShorten the timeSubstation equipmentSpecific program execution arrangementsComputer terminalTouchscreen

Owner:充梦霞

Organic EL device and making method, making device and liquid drop spraying out device thereof

InactiveCN1291626CLiquid surface applicatorsInking apparatusEngineeringElectron

Owner:TOKYO ELECTRON LTD

server system

ActiveCN109426308BFast and efficient assembly workQuick linkDigital processing power distributionComputer hardwareElectrical connection

Owner:MITAC COMP (SHUN DE) LTD +1

A kind of preparation method of ionic liquid modified carbon paste electrode

ActiveCN105699455BImprove electrochemical activityIncrease the rate of electron transferMaterial electrochemical variablesCopper wireScanning tunneling microscope

Owner:HAINAN NORMAL UNIV

Automatic aligning device for pen holder and pen cover

InactiveCN104260579BMeet needsReduce labor costsPen repairingEngineeringMechanical engineering

Owner:NINGBO UNIVERSITY OF TECHNOLOGY

A steamer that can pack and carry crabs

InactiveCN103932579BEasy to fixEasy to storeSteam cooking vesselsEngineeringWatering trough

Owner:DONGXING XINYU IND

Cylindrical Defiber Refiner

ActiveCN105908554BExpand the scope of implementationWide adaptabilityPulp beating/refining methodsFiberGear grinding

Owner:丹东东方轻工机械有限公司

Wine cabinet and its wine rack components

ActiveCN102967120BEasy to sort and storeEasy to storeLighting and heating apparatusCooling fluid circulationWine bottleEngineering

Owner:HEFEI MIDEA REFRIGERATOR CO LTD

A laser directional additive method for nickel-based directional superalloys

ActiveCN107774997BReduce manufacturing costGood orientationAdditive manufacturing apparatusIncreasing energy efficiencyShielding gasDendrite (metal)

Owner:江西瑞曼增材科技有限公司

A Diesel Engine Fuel Injection Timing Detection Method Based on at89c52 Single Chip Microcomputer

InactiveCN103670862BEngine testingFuel injection apparatusCompressibilityHigh pressure

Owner:TIANJIN UNIVERSITY OF TECHNOLOGY

An rcs Extraction Algorithm for Target Strong Scattering Source

ActiveCN106324579BRadio wave reradiation/reflectionRadarRadial position

Owner:SHANGHAI RADIO EQUIP RES INST

A transparent proxy implementation method, device, client and terminal

ActiveCN107070934BReduce complexityAvoid LSP conflictsTransmissionService provisionBasic service

Owner:TENCENT TECH (SHENZHEN) CO LTD

Multi-functional wheel-type telescopic arm unloading machine

ActiveCN102417115BReduce labor intensityLow costLoading/unloadingHydraulic cylinderMachine

Owner:HUNAN WANTONG TECH

Air bubble ingress prevention mechanism, liquid material discharge device provided with the same, and liquid material discharge method

ActiveCN102574148BAvoid mixingEasy to operateLiquid surface applicatorsCoatingsEngineeringFluid - substance

Owner:MUSASHI ENG INC

Strengthening and flame-retardant modified artificial forest wood and preparation method thereof

ActiveCN101664945BImprove flame retardant performanceHigh densityWood treatment detailsPressure impregnationSolubilityCompound a

Owner:INST OF WOOD INDUDTRY CHINESE ACAD OF FORESTRY

A Method for FPGA Accelerated Realization of Singular Value Decomposition of Matrix

ActiveCN113536228BCombination rules are simple and clearEasy to develop and implementComplex mathematical operationsSingular value decompositionMultiplexing

Owner:ZHEJIANG LAB

Inner tube adjustment device

ActiveCN110265330BAchieve regulationImprove securitySemiconductor/solid-state device manufacturingWaferBack-up ring

Owner:淮安西德工业设计有限公司

A thick-gauge pipeline steel hot-rolled steel strip that is easy to coil and has excellent low-temperature performance and its manufacturing method

ActiveCN105568143BImprove low temperature impact toughnessExcellent low temperature drop weight performanceUltra fastInternal stress

Owner:SHOUGANG CORPORATION +1