WH

Wen-Cheng Houg

Overall (All Time): #2,143,068 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7328503 Recycling system for engine oil filter 2008-02-12
6895646 Hydraulic puller 2005-05-24