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.
InactiveCN111716530ARealize automatic removalAvoid the problem of inaccurate calculation of grouting volumeHollow article cleaningCement mixing apparatusProcess engineeringSlurry
PendingCN112200038AIdentify fasterIdentify faster and more accuratelyFlicker reduction in ac networkCharacter and pattern recognitionAlgorithmTest sample
ActiveCN113556045AAchieving Voltage InversionReduce the numberAc-dc conversion without reversalPiezoelectric/electrostriction/magnetostriction machinesCapacitanceHemt circuits
ActiveCN113841495APrevent premature overflowGeneral water supply conservationPressurised distribution of liquid fertiliserEngineeringEnvironmental engineering
ActiveCN113864156AIncrease support spacingSolve the problem of energy consumptionPositive displacement pump componentsPositive-displacement liquid enginesStub axleEngineering
ActiveCN103989792ASolve the problem of cervical erosion that is difficult to cureFix damageMedical devicesSexual disorderDiseasePathogenic microorganism
ActiveCN108928495AMeet the requirements of optical indicatorsMeet the requirements of the standardAircraft lightsSemiconductor devices for light sourcesCopyingOptical index
ActiveCN105319858ASolve the problem of insufficient sampling frequencyShort test timePhotomechanical exposure apparatusMicrolithography exposure apparatusComputational physicsPoint energy
Owner:SHANGHAI MICRO ELECTRONICS EQUIP (GRP) CO LTD
ActiveCN106237329AImprove adsorption capacityThe adsorption process is gentle and easyEnergy modified materialsAerosol deliveryMagnetite NanoparticlesControllability
ActiveCN113683092AAvoid secondary pollutionOvercome the tedious problem of step-by-step doping stepsMaterial nanotechnologyMaterial analysis by observing effect on chemical indicatorThioureaPeroxidase
InactiveCN105111791AImprove the lubrication effectImprove water resistancePigment treatment with macromolecular organic compoundsPigment treatment with non-polymer organic compoundsSodium bicarbonatePotassium persulfate