Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Takeshi Ito Olympus 14
2 Norihiro Yamada Toyoda Gosei Co. 5
3 Shinichi Hamaguchi Advantest 4
#4 Junichi Ichikawa 2
#4 Hiroshi Oyama Konica Minolta 2