Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Ryuji Yamazaki Panasonic 1
1 Masamichi Yamagata Ykk 1
1 Ryoichiro Uehara Ykk 1
1 Atsushi Takata Riso Kagaku 1
1 Masami Takemura Yoshida Kogyo K.K. 1