Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Manabu Saitou Fujikura 3
1 Masahiko Hosokawa Fanuc 3
3 Yasuharu Aizawa Fanuc 2
3 Kazunari Aoyama Fanuc 2
3 Soichiro Ide Fanuc 2
3 Kunitaka Komaki Fanuc 2
3 Makoto Haga Fanuc 2
#8 Takumi Miyashita Fujitsu Limited 1
#8 Hayato Nakada Toyota 1
#8 Yasuhiko Kikkawa Makino Milling Machine Co. 1
#8 Kunizo Watanabe Citizen Seimitsu Co. 1
#8 Takashi Idei Fanuc 1
#8 Takehiro Yamaguchi Showa Denko K.K. 1