Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Masatake Murakawa Kubota 2
2 Tomoaki Aoki Hitachi Engineering Co. 1
2 Keiichi Hasegawa Toshiba Tec Kabushiki Kaisha 1
2 Hiroaki Iizuka Yazaki 1

Part of Georgia