Inventor · Beijing, CN

Jun Xu

102Patents
12h-index
104Co-inventors
89Inventor score

Filing activity: Feb 1, 1999 → Aug 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8357893B2 Ion mobility sensor system Physics 76 Active
USD748510S1 Handheld raman spectrometer General 45 Active
US7487699B2 Screw fastening device Performing Operations; Transporting 42 Active
USD677185S1 Handheld raman spectrometer General 36 Active
US6822225B2 Pulsed discharge ionization source for miniature ion mobility spectrometers Physics 30 Expired
US7368959B1 Voltage regulator with synchronized phase shift Electricity 21 Active
US6868047B2 Compact ATE with time stamp system Physics 20 Expired
US8888619B2 Over-running decoupler with torque limiter Emerging Cross-Sectional Technologies 19 Active
US8093715B2 Enhancement of thermal interface conductivities with carbon nanotube arrays Emerging Cross-Sectional Technologies 16 Active
US6771061B2 High speed tester with narrow output pulses Physics 15 Expired
US8731435B2 Process cartridge for an imaging device Physics 12 Active
USD952196S1 Net light General 12 Active
US7661340B2 Screw fastening device Performing Operations; Transporting 12 Active
USD872502S1 Neck pillow General 11 Active
US8348116B2 Nail gun adaptable to nails of different length Performing Operations; Transporting 11 Active
US9606578B2 Connector and an electronic device having the same Physics 10 Active
US8863925B2 Decoupler with integrated torsional vibration damper Mechanical Engineering; Lighting; Heating 8 Active
US9611680B2 Double-shaft hinge and electronic device Physics 7 Active
US6504008B1 Cell based signal generation Chemistry; Metallurgy 6 Expired
US7022513B2 Cell based signal generation Chemistry; Metallurgy 6 Expired
US10418106B2 Methods of programming different portions of memory cells of a string of series-connected memory cells Physics 5 Active
US9999144B2 Double-shaft hinge and electronic device Physics 4 Active
US6635871B2 Positron lifetime spectrometer using a DC positron beam Physics 4 Expired
US9865355B2 Apparatuses and methods for transistor protection by charge sharing Physics 3 Active
US10854304B1 Apparatus and methods for seeding operations concurrently with data line set operations Physics 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.