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.
ActiveCN104749441BOvercome the disadvantage of inherent poor precision of resistance valueResistance/reactance/impedenceElectrical resistance and conductanceHigh-voltage direct current
InactiveCN103805222BTake advantage ofEasy to operateWorking-up pitch/asphalt/bitumen by chemical meansWorking-up pitch/asphalt/bitumen by solidifying/disintegratingBiochemical engineeringNitrogen
InactiveCN101911036ASuppression of Width FluctuationPulse modulation television signal transmissionElectric digital data processingDigital dataData signal
ActiveCN112032395BEasy maintenanceImprove convenienceOperating means/releasing devices for valvesValve members for heating/coolingEngineeringPneumatic valve
ActiveCN101925181BEfficient use ofSolve the problem of resource scheduling and allocationModulated-carrier systemsHybrid transportCarrier signalComputer science
InactiveCN100410920CImprove work efficiencyReduce workloadSensing record carriersRecord carriers used with machinesDriver/operatorInformation transmission
ActiveCN102970299BSimple structureEasy to buildKey distribution for secure communicationUser identity/authority verificationConfidentialityProtection system