Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Yukihiko Shimizu Canon 4
2 Kunikazu Tomita Nkk Co. 2
3 Kazuo Ozawa Sony 1
3 Mitsuo Arima Sony 1
3 Toshiyuki Shima Ushio Denki Kabushiki Kaisha 1