MH

Masashi Hankawa

OC Olympus Optical Co.: 2 patents #55 of 360Top 20%
Overall (1997): #31,416 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5623371 Macro lens system 1997-04-22
5596386 Projection and reception type focus detecting apparatus 1997-01-21