Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kenichiro Yoshida Hitachi Maxell 2
2 Akihiro Tsuruno Kobe Steel 1
2 Yoshiyuki OKUBO Panasonic 1
2 Yasushi Tateno Seiko Epson 1