Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Mitoyoshi, JP ranks #29,123 worldwide for total patents filed all time, with 34 patents from 3 inventors. Leading employers of inventors based in Mitoyoshi, JP include Samsung, Sumitomo Metal Industries, Iwatani Sangyo Kabushiki Kaisha.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Ryuichi Shimizu Samsung 27
2 Kazuo Yamanaka Sumitomo Metal Industries 6
3 Tsunehiko Kokura Iwatani Sangyo Kabushiki Kaisha 1