KC

Ka-Wah Chow

VI Vtech Industries: 5 patents #1 of 26Top 4%
VE Vtech Electronics: 2 patents #10 of 40Top 25%
📍 Sha Tin, CN: #206 of 2,424 inventorsTop 9%
Overall (All Time): #754,295 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D551230 Video game controller Chun-man Santoro Lau, Wai-chi (Joyce) Wong 2007-09-18
D547384 Video game console Chun-man Santoro Lau, Wai-chi (Joyce) Wong 2007-07-24
D387814 Infant activity gymnasium unit Pui-Chung Lau 1997-12-16
D380231 Electronic educational game housing 1997-06-24
D374691 Infant activity gymnasium unit Pui-Chung Lau 1996-10-15
D369831 Electronic educational game housing Pui-Chung Lau 1996-05-14
D348283 Electronic educational multiple activity toy 1994-06-28