Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Katsuhiko Honda Kubota 1
1 Akio Hattori Kubota 1
1 Satoru Fujimoto Daikin Industries 1
1 Junichi Minami Morinaga Milk Industry Co. 1
1 Yoshiyuki Koizumi Sumitomo Chemical 1