Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Hideaki Matsuo Sumitomo Electric Industries 1
1 Kosuke Iai Abel Unlimited 1
1 Norio Kikukawa Ykk 1
1 Isao Hagiwara Mitsubishi Gas Chemical Company 1
1 Takashi Ishioka Kabushiki Kaisha Toshiba 1