FC

Frederick Ying-shu Chan

📍 Sha Tin, CN: #1,175 of 2,424 inventorsTop 50%
Overall (All Time): #3,411,448 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7017846 Retractable cable winder Chung Haap Tsoi 2006-03-28