Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Kyoichi Fujimoto Tdk 2
1 Kozo Hayashi Tdk 2
1 Tsuyoshi Uno 2
1 Syuji Ito Mitsubishi Electric 2
1 Katsumi Hasegawa Kai R&D Center Co. 2