Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–16 of 16 inventors

Rank Inventor Primary Company Patents
1 Takashi Saikawa Seiko Epson 6
2 Yasunaga Momose Seiko Epson 3
3 Satoshi Fujisawa Furukawa Electric Co. 2
3 Yutao Kobayashi Seiko Epson 2
3 Kenji KITAYAMA Daicel Chemical Industries 2
3 Noritaka IDE Seiko Epson 2
3 Kazuya Nakamura Makita 2
3 Mitsuhiro Toda Seiko Epson 2
#9 Yoshiaki Horiuchi Kuraray Co. 1
#9 Atsushi Taguchi Nipro 1
#9 Masamltsu Uehara Seiko Epson 1
#9 Mikio Yabuta Daicel Chemical Industries 1
#9 Noriaki Noma Daicel Chemical Industries 1
#9 Takaho Seto 1
#9 Hidekazu Kozuki Nippon Shokubai Co. 1
#9 Toshinori Nagahashi Seiko Epson 1