KO

Kazuhiko Ohnuma

TO Topcon: 1 patents #27 of 79Top 35%
Overall (2004): #181,083 of 270,089Top 70%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6814441 Apparatus for measurement of polarized distribution, polarizing filter for using therein and polarizing filter assembly Yasufumi Fukuma, Hidetaka Aeba 2004-11-09