Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Mamoru Murata Fuji Photo Optical Co. 1
1 Tatsuo Hayashi Honda Motor Co. 1
1 Hironobu Nakamura Ishikawa Gasket Co. 1
1 Kiyotaka Ida Daisen Industry Co. 1
1 Kazutoshi Tohyama Ngk Insulators 1
1 Iwao Nohara Daisen Industry Co. 1