Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Mitsuaki Kashida Nissui Pharmaceutical Co. 1
1 Toshiyuki Sakamoto Hitachi 1
1 Tatsumi Sakano Daikin Industries 1
1 Shuhei Hosokawa Nissui Pharmaceutical Co. 1
1 Jun Morita Canon 1