KC

Kuo-Neng CHEN

Overall (All Time): #2,280,058 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5533879 Manual driven valved piston reciprocating liquid pump — 1996-07-09
5002154 Structure of portable oil sump residual engine oil suction pump device — 1991-03-26