Inventor · Saitama, JP

Pu Qian

16Patents
4h-index
11Co-inventors
53Inventor score

Filing activity: Dec 13, 2002 → Mar 4, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6827047B2 Vehicle provided with internal combustion engine and fuel reforming/supplying functions Emerging Cross-Sectional Technologies 13 Expired
US6935284B2 Power system Emerging Cross-Sectional Technologies 13 Expired
US6843208B2 Control method for premixed compression ignition internal combustion engine Mechanical Engineering; Lighting; Heating 7 Expired
US7443087B2 Polymer actuator Emerging Cross-Sectional Technologies 4 Expired
US7578853B2 Scanning probe microscope system Emerging Cross-Sectional Technologies 3 Expired
US7388321B2 Piezoelectric body, electric generator and polymer actuator Emerging Cross-Sectional Technologies 3 Expired
US8303810B2 Ethanol water solution concentrating device Performing Operations; Transporting 2 Active
US11567139B2 Secondary battery diagnostic device Emerging Cross-Sectional Technologies 1 Active
US8167144B2 Water separation membrane Performing Operations; Transporting 1 Active
US8715531B2 Actuator Electricity 1 Active
US11205781B2 Filamentary positive electrode for solid battery, solid battery, manufacturing method of filamentary positive electrode for solid battery and manufacturing method of solid battery Emerging Cross-Sectional Technologies 0 Active
US11300627B2 Method for determining battery state of lithium ion secondary battery Emerging Cross-Sectional Technologies 0 Active
US8419941B2 Ethanol water solution concentrating method Chemistry; Metallurgy 0 Active
US11480627B2 Method for determining micro short circuit of lithium ion secondary battery Emerging Cross-Sectional Technologies 0 Active
US8821706B2 Method and apparatus for producing conductive polymer film Chemistry; Metallurgy 0 Active
US8211678B2 Ethanol preparation method Emerging Cross-Sectional Technologies 0 Active

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