Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
YI

Yukio Iigahama

CJColorlink Japan: 1 patents #1 of 3Top 35%
Overall (2017): #183,074 of 506,227Top 40%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9678362 Optical device provided to an eye glass or a helmet having a voltage control unit that switches a voltage cyclically Yuta DOGEN, Masayuki Sasagawa 2017-06-13