KY

Kuo-Chung Yeh

Overall (All Time): #522,947 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7147442 Automatic oil pump, with a valved pumping piston and a valved driving piston unit 2006-12-12
6843964 Air purifying cap 2005-01-18
6598244 Ozone water foot massager 2003-07-29
6585135 Anti-reverse structure of a continuous pneumatic oil feeding gun 2003-07-01
6530219 Jack assembly that may be lifted rapidly 2003-03-11
6521194 Ozone-generating faucet 2003-02-18
6494347 Grease gun having automatic continuous feeding device 2002-12-17
D413009 Air cleaning hat 1999-08-24
5861127 Portable air purifying apparatus 1999-01-19
D332246 Combined rear view mirror and air purifier 1993-01-05