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.
InactiveCN101610071BProblem Solving with Reduced Deviation ToleranceAmplifier modifications to reduce temperature/voltage variationDifferential amplifiersAudio power amplifierOutput compare
ActiveCN108986043BImprove robustnessSolve the problem of block effect in block reconstructionImage enhancementImage analysisPattern recognitionComputer graphics (images)
ActiveCN104361037BImprove recallImprove accuracyNatural language data processingSpecial data processing applicationsMicrobloggingClassification methods
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ActiveCN102357735BRealize direct laser etching processSolve the problem of no suitable three-dimensional microstructure processing technologyLaser beam welding apparatusLaser etchingLaser processing
ActiveCN103311931BSmall footprintLayout specificationReactive power adjustment/elimination/compensationReactive power compensationTransformerControl theory
ActiveCN110743942BRealize the change of displacementIncreased flexibility of useMetal-working feeding devicesPositioning devicesMolding machineMechanical engineering
ActiveCN101474634BImprove rigidityImprove bite conditionsMetal rolling stand detailsGuiding/positioning/aligning arrangementsDrive shaftElectric machinery
InactiveCN100357397CSolve the problem of mineral shortageSolve the shortageFatty acid esterificationLiquid hydrocarbon mixture productionSocial benefitsVegetable oil
InactiveCN103962181BEasy to makeEasy to recycleOrganic compound preparationOrganic-compounds/hydrides/coordination-complexes catalystsHydration reactionPtru catalyst
ActiveCN102537393BSolve the problem of difficult closing operationWith self-cleaning functionOperating means/releasing devices for valvesSlide valveEngineeringAir tightness