Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Yuji Katsuda Ngk Insulators 2
2 Kazumasa Makino Brother Kogyo 1
2 Masaru Yagi Kitagawa Industries Co. 1
2 Kazunari Ogura Jtekt 1