YC

Yip Kwong Chan

📍 Sha Tin, CN: #748 of 2,424 inventorsTop 35%
Overall (All Time): #2,255,673 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6000139 Paper punch 1999-12-14
D394080 Embossing device 1998-05-05