YY

Yuk-Shing Yeung

📍 Sha Tin, CN: #1,175 of 2,424 inventorsTop 50%
Overall (All Time): #4,036,522 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D274316 Combined digital clock and mounting — 1984-06-19