Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kazumi Yasuda Babcock-Hitachi K.K. 1
1 Yoshiko Yamazaki Seed Co. 1
1 Yasukazu Kawamoto Shimano 1
1 Hiroyuki Arimoto Shimano 1