Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Ippei Noda Ricoh Company 5
2 Yoshinori Matsuyama Nidek Co. 3
2 Jun Ito Seiko Epson 3
#4 Kyoji Takeichi Nidek Co. 2
#5 Shinichi Asai Konica Minolta 1
#5 Sachio Murai Itoh Optical Industrial Co. 1
#5 Naohide Isogai Nidek Co. 1
#5 Toshiro Matsumoto Nidek Co. 1