Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Yasuhiro Kurahashi Makino Milling Machine Co. 1
1 Kazumasa Kono Makino Milling Machine Co. 1
1 Masaharu Uchino Anritsu 1
1 Takumi Karasawa Nhk Spring Co. 1