SN

Sachiko Nasu

PC Pentax Precision Co.: 1 patents #6 of 16Top 40%
Overall (2004): #120,926 of 270,089Top 45%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6683730 Variable-focus lens system Eijiroh Tada 2004-01-27