KS

Koichi Shimada

Canon: 2 patents #487 of 2,200Top 25%
📍 Oshu, JP: #1 of 3 inventorsTop 35%
Overall (1997): #32,764 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5646769 Light-quantity control device Osamu Sato 1997-07-08
5646770 Light-quantity control device Osamu Sato 1997-07-08