RK

Ryuichi Katayama

NE Nec: 1 patents #355 of 1,409Top 30%
Overall (2003): #125,983 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6594206 Optical head and optical information recording/reproducing device — 2003-07-15