AI

Atsujirou Ishii

OC Olympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
Overall (All Time): #2,306,389 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5080473 Vari-focal lens system — 1992-01-14
4999007 Vari-focal lens system Norihiko Aoki, Hirofumi Tsuchida 1991-03-12