Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Satoshi Shoji Nhk Spring Co. 2
2 Hisako Yasui Yakult Honsha 1
2 Tsugio Ide Seiko Epson 1
2 Yoshiro Koga Seiko Epson 1