WC

Wan-sing Chu

BC Best Tide Mfg. Co.: 5 patents #1 of 2Top 50%
Overall (All Time): #1,027,985 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7552739 Collapsible structure Lai-Ha Wu 2009-06-30
7357140 Collapsible structure Lai-Ha Wu 2008-04-15
7252107 Pop up collapsible structures Lai-Ha Wu 2007-08-07
6782905 Convertible play structure Lai-Ha Wu 2004-08-31
D429307 Foldable playhouse Lai-Ha Wu 2000-08-08