Inventor · Yokohama, JP

Takehiro Koga

11Patents
3h-index
17Co-inventors
53Inventor score

Filing activity: Aug 23, 1995 → Oct 25, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5603882A Piercing method and apparatus Emerging Cross-Sectional Technologies 7 Expired
US7799452B2 Solid polymer electrolyte membrane and production method of the same Emerging Cross-Sectional Technologies 4 Active
US8034880B2 Method for producing—SO3H group-containing fluoropolymer and—SO3H group-containing fluoropolymer Emerging Cross-Sectional Technologies 3 Active
US7828094B2 Driving system, control method of driving system, and vehicle equipped with driving system Emerging Cross-Sectional Technologies 3 Active
US7776970B2 Method for producing -SO3H group-containing fluoropolymer and -SO3H group-containing fluoropolymer Emerging Cross-Sectional Technologies 2 Active
US7813849B2 Vehicle control system Emerging Cross-Sectional Technologies 1 Active
US8465856B2 Solid polymer electrolyte membrane and production method of the same Emerging Cross-Sectional Technologies 1 Active
US9893378B2 Non-aqueous electrolyte solution and non-aqueous secondary battery Emerging Cross-Sectional Technologies 0 Active
US10644353B2 Non-aqueous secondary battery Emerging Cross-Sectional Technologies 0 Active
US8922170B2 Electric power supply system and vehicle having the same mounted therein, and method of controlling electric power storage device Emerging Cross-Sectional Technologies 0 Active
US7473748B2 Vinyl monomer with superacid ester group and polymer of the same Chemistry; Metallurgy 0 Expired

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