Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Osamu Sugino Canon 2
1 Shoji Imaizumi Minolta Co. 2
3 Hidetoshi Hara Toray Industries 1
3 Shigeyuki Takagi Kabushiki Kaisha Toshiba 1
3 Kyoichi Suzuki Fujicopian Co. 1
3 Masahiko Kurauchi Ajinomoto Co. 1