Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Yoshibumi Nakajima Sanyo Electric Co. 3
2 Tamotsu Miyamoto Mitsuba 1
2 Shigeki Iwamoto Kureha 1
2 Hiroyuki Senda Sumitomo Electric Industries 1