YC

Yo C. Chung

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,336,923 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4746097 High efficiency hydraulic jack/air pump Richard B. Lee 1988-05-24
4706937 Automobile compressor-jack device 1987-11-17