WC

Wing Po CHAN

CL Chiaphua Industries Limited: 2 patents #4 of 22Top 20%
📍 Sha Tin, CN: #748 of 2,424 inventorsTop 35%
Overall (All Time): #2,206,800 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6629491 Cooking appliance 2003-10-07
6019029 Pressure cooker 2000-02-01