Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kazutaka Ishikura Mazda Motor 1
1 Fumiko Yoyasu Citizen Electronics Co. 1
1 Tatsuya Uesugi Mazda Motor 1
1 Kazunori Takahashi Nidec Sankyo 1