Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Toyoji Sugimoto Sumitomo Electric Industries 3
2 Mitsuo Terada Kobe Steel 1
2 Yoshizo Kawamori Mita Industrial Co. 1
2 Yoshiharu Shigemori 1
2 Tatemi Nakamura Fuji Electronics Industry Co. 1