Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Naoto Teraki Hitachi 2
2 Ryoichi Okura Okura Yusoki Kabushiki Kaisha 1
2 Takuya Oriuchi Hitachi 1
2 Iwao Moriyama Nippon Mektron 1