YO

Yasuji Ogata

OC Olympus Optical Co.: 2 patents #56 of 280Top 20%
Overall (1989): #12,672 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4836662 Telephoto zoom lens system Takanori Yamanashi 1989-06-06
4815829 Telephoto zoom lens system Takanori Yamanashi 1989-03-28