ST

Shui-Te Tsai

RU Razor Usa: 6 patents #9 of 36Top 25%
Overall (All Time): #173,692 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9969456 Collapsible skateboard 2018-05-15
9422021 Collapsible skateboard 2016-08-23
8474840 Collapsible skateboard 2013-07-02
8157275 Collapsible skateboard 2012-04-17
7559561 Collapsible skateboard 2009-07-14
7063341 Collapsible skateboard 2006-06-20
6561401 Article storage device of scooter 2003-05-13
6435528 Wheel brake for a kick scooter 2002-08-20
6431567 Collapsible skateboard 2002-08-13
6415881 Retaining device of scooter battery set 2002-07-09
6409190 Front suspension device for a skate cart 2002-06-25
6406042 Kick scooter 2002-06-18
6394213 Power clutch mechanism of scooter 2002-05-28
6332565 Structure for carrying scooter 2001-12-25
D450354 Scooter 2001-11-13
D449017 Electric tricycle 2001-10-09
6298952 Brake of rear wheel of scooter 2001-10-09
6296082 Scooter rear wheel brake 2001-10-02
6283485 Foldable handlebar stem of a skate cart 2001-09-04
6282981 Handlebar height adjustable device for a skate cart 2001-09-04
6285160 Retaining device of battery set of scooter 2001-09-04
6273205 Power clutch mechanism of scooter 2001-08-14
6206387 Collapsible skateboard 2001-03-27
6139035 Brake device for a skate cart 2000-10-31