Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–9 of 9 inventors

Rank Inventor Primary Company Patents
1 Atsushi Oshima Seiko Epson 5
2 Yoshito Takakuwa Brother Kogyo 2
2 Akiya Shichijoh Denso 2
2 Koichi Ban Denso 2
#5 Yasuhiro Oomura Nikon 1
#5 Seiji Fujikura Hitachi Industrial Equipment Systems Co. 1
#5 Fumitoshi Okuda Brother Kogyo 1
#5 Seigo Kodama Fuji Machine Mfg. Co. 1
#5 Yasuhira Ota Brother Kogyo 1