Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Murayama Hidemi Figaro Engineering 1
1 Takao Wakabayashi Nakanishi Metal Works Co. 1
1 Sadao Yukimoto Kanegafuchi Kagaku Kogyo 1