Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Hitoshi Furuta Fuji Oil Holdings 2
1 Tomoyuki Maruyama Toyota 2
3 Takanobu Saka Ngk Insulators 1
3 Takaaki Koizumi Ngk Insulators 1
3 Yoshitaka Doi Nichia 1