Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–12 of 12 inventors

Rank Inventor Primary Company Patents
1 Kenichi Suzuki Sanden 8
2 Hideaki Ito Fujifilm 5
3 Eiji Inoue Nsk 3
3 Yoichi Takada Canon 3
#5 Katsuhiko Miwa Sumitomo Electric Industries 2
#5 Yutaka Imai Sony 2
#5 Yoshihiko Yamada Unisia Jecs 2
#8 Masahiko Inoue Mitsubishi Electric 1
#8 Masaru Kondo Ngk Spark Plug Co. 1
#8 Masao Shoji Nsk-Warner K.K. 1
#8 Takuya Kato Sony 1
#8 Akihiko Ito Seiko Epson 1