HI

Hisashi Ikawa

TC Tokai Optical Co.: 1 patents #5 of 17Top 30%
Overall (2020): #450,600 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10688739 Spectacle lens manufacturing system Hiroaki Watanabe, Atsushi Nagao, Shingo Ono, Hiroshi Ueno 2020-06-23