Inventor · Tokyo, JP

Kouji Sato

19Patents
7h-index
41Co-inventors
66Inventor score

Filing activity: Mar 18, 1980 → May 23, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6866181B2 Friction stir welding method Performing Operations; Transporting 34 Expired
US6334252B1 Production of vehicles Emerging Cross-Sectional Technologies 33 Expired
US6688674B2 Production of vehicles Emerging Cross-Sectional Technologies 20 Expired
US5120384A Method of manufacturing multilayer laminate Emerging Cross-Sectional Technologies 19 Expired
US4340834A Surface acoustic wave resonator device Electricity 15 Expired
US8146924B2 Low-compression force metal gaskets Mechanical Engineering; Lighting; Heating 11 Active
US5659206A Electrical circuit system including voltage detector to selectively halt operation of an electrical circuit Emerging Cross-Sectional Technologies 10 Expired
US5901839A Switching device Electricity 7 Expired
US7126003B2 Method for producing 2-azetidinone derivative Chemistry; Metallurgy 4 Expired
US4346322A Elastic surface wave device Electricity 4 Expired
US5232971A Polyolefin resin composition Chemistry; Metallurgy 3 Expired
US6668438B2 Production of vehicles Emerging Cross-Sectional Technologies 2 Expired
US7808086B2 Lead frame and manufacturing method thereof, and semiconductor apparatus and manufacturing method thereof Emerging Cross-Sectional Technologies 2 Active
US6872823B1 Process for producing benzoxazine derivative and production intermediate thereof Emerging Cross-Sectional Technologies 2 Expired
US7189847B2 Process for producing benzoxazine derivative and production intermediate thereof Emerging Cross-Sectional Technologies 1 Expired
US9159663B2 Semiconductor device with respective electrode pad rows and respective external electrodes electrically connected and arranged in the respective end portions of the substrate Electricity 0 Active
US6578544B2 Electromagnetic fuel injection valve Emerging Cross-Sectional Technologies 0 Expired
US7217560B2 Process for preparation of optically active propoxyaniline derivatives Chemistry; Metallurgy 0 Expired
US7087778B2 Process for producing benzoxazine derivative and production intermediate thereof Emerging Cross-Sectional Technologies 0 Expired

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