KN

Katsuhiko Nakanishi

HO Hoya: 1 patents #17 of 87Top 20%
Overall (2005): #163,174 of 245,428Top 70%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6894774 Method of defect inspection of graytone mask and apparatus doing the same 2005-05-17