MK

Masahisa Kosaka

HO Hoya: 1 patents #11 of 28Top 40%
📍 Hatsukaichi, JP: #6 of 10 inventorsTop 60%
Overall (1997): #109,352 of 185,788Top 60%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5635580 Process for the production of polyurethane lens Yukio Kageyama 1997-06-03