PC

Ping-Yim Cheung

📍 Sha Tin, CN: #1,175 of 2,424 inventorsTop 50%
Overall (All Time): #3,504,537 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6529338 Zoom lens assembly with focus adjustment mechanism — 2003-03-04