CW

Choi Man Wa

BA Battat: 6 patents #1 of 6Top 20%
📍 Fanling, CN: #4 of 62 inventorsTop 7%
Overall (All Time): #742,646 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8911845 Anti-counterfeiting mechanism for a toy housing Lam Kin Ming Clement 2014-12-16
8017222 Water-based drawing surface and device utilizing same 2011-09-13
7770524 Drive and secure mechanism for toy vehicle and track 2010-08-10
7073913 Portable easel for assisting in tracing and drawing of figures 2006-07-11
7051948 Flexible track for a toy vehicle 2006-05-30
6935920 Toy train accessory 2005-08-30
6631850 Flexible track for a toy vehicle 2003-10-14