YO

Yoshimi Obara

PE Pentax: 1 patents #89 of 164Top 55%
Overall (2004): #82,000 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6715875 Astigmatic-power spectacle lens — 2004-04-06