Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kiyoji Minegishi Sumitomo Heavy Industries 5
2 Masao Ozu Kabushiki Kaisha Toshiba 2
3 Ying-Hsia Wang 1
3 Kun Yang Bourns 1