Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Takeo Yamane Tosoh Akzo 1
1 Yoichi Goto Mitsubishi Electric 1
1 Takashi MASUNAGA Dai-Ichi Seiko Co. 1
1 Shogo Kurogi Dai-Ichi Seiko Co. 1
1 Hirotake Kaneko 1