KN

Kimio Nagasaka

SE Seiko Epson: 1 patents #323 of 763Top 45%
📍 Hokuto, JP: #2 of 4 inventorsTop 50%
Overall (2002): #173,335 of 266,432Top 70%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6490239 Optical disc with pit interval and depth for maximum visual effect — 2002-12-03