Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Jun Amako Seiko Epson 4
2 Yasuo Hibino Central Glass Company, Limited 3
3 Tsuneaki Sakamoto Honda Access 1
3 Takahiro Moro Canon 1
3 Tomoyuki Koshi Kowa Company 1
3 Kotaku KOBAYASHI Tanita 1
3 Tomoaki Katagiri Ntt Docomo 1
3 Kazunori Okano Hitachi 1
3 Shigeaki Furukawa Sumitomo Electric Industries 1
3 Hajime Ishibashi Toshiba Storage Device 1
3 Shinsuke Shibahara 1
3 Kouji Kimura Nitto Denko 1
3 Ikuhiro Yamada Daikin Industries 1
3 Tamotsu Takahashi Fujitsu Limited 1