Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Youshin Yagi Shin-Kobe Electric Machinery Co. 2
1 Soichi Kato Zexel Gmbh 2
3 Takayoshi Tomioka Kabushiki Kaisha Toshiba 1
3 Kiyoshi Motegi Nikon 1