LT

Lung-Po Tsai

HC Ho Lee Co.: 4 patents #1 of 6Top 20%
Overall (All Time): #425,961 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7284968 Bidirectional air pump 2007-10-23
7144504 Compact water filter for cleaning pool water 2006-12-05
7086415 Control valve 2006-08-08
6955529 Bidirectional air pump assembly for inflatable objects 2005-10-18
6836914 Air-cushioned bed with built in air blower 2005-01-04
D498480 Filter pump 2004-11-16
D497916 Pump 2004-11-02
6786131 Valve used for an inflatable article 2004-09-07
D487752 Pump structure 2004-03-23
6669440 Dual-chamber air pump 2003-12-30
D464362 Pump 2002-10-15
D425914 Electric pump 2000-05-30