Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Nobuki Sunagare Sumitomo Electric Industries 4
2 Hiroji Masuda NTT 1
2 Kuninori Kitahara Fujitsu Limited 1
2 Hakaru Sasaki Hitachi 1