Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Kuniaki Tanaka 2
2 Tadahiro Echigo President Of Toyama University 1
2 Seiichi Nakahara Kuraray Co. 1
2 Hitoshi Ofune Ykk 1
2 Shungo Morinaga Murata Manufacturing Co. 1
2 Hideto Miyamoto Kabushiki Kaisha Fujikoshi 1
2 Zenzou Hamada Nachi-Fujikoshi 1