DC

Dop Chen

TT Topray Technologies: 1 patents #5 of 16Top 35%
Overall (All Time): #3,347,001 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7325243 Driving device for objective lens of optical pickup Kirin Chang 2008-01-29