SC

Stephen Wai-Kin Chan

SC Simatelex Manufactory Co.: 1 patents #1 of 3Top 35%
📍 Sha Tin, CN: #31 of 112 inventorsTop 30%
Overall (2003): #116,403 of 273,478Top 45%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6660070 Air purifier Chi Cheung Chung, Wing Chung Li 2003-12-09