Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–9 of 9 inventors

Rank Inventor Primary Company Patents
1 Seiichi Takeda Pfu Limited 2
2 Toshihiko Uno Horiba 1
2 Koji Nakamichi Fujitsu Limited 1
2 Yuji Noda Fujitsu Limited 1
2 Shigeharu Okano Pfu Limited 1
2 Takashi Odajima Hitachi 1
2 Ikuo Toratani Goldwin Technical Center 1
2 Shigeki Uesugi Pfu Limited 1
2 Akihiko Inamoto Pfu Limited 1