HC

Hsien-Pi Cheng

SF Shinn Fu: 2 patents #10 of 29Top 35%
📍 Dayuan District, TW: #44 of 135 inventorsTop 35%
Overall (All Time): #2,196,496 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6823673 Lower control system regulating the flow rate of lifting jack oil 2004-11-30
6318401 Air valve assembly for hydraulic jack 2001-11-20