Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Akihiko Hayashi Orient Chemical Industries Co. 2
2 Hiroaki Takebayashi Koyo Seiko Co. 1
2 Toshiyuki Onishi Canon 1
2 Koichi Ohata Denso 1
2 Mitsuhiro Kondo Ibiden Co. 1
2 Tadaki Morimura 1