YH

Yu Hsun Hsuan

Overall (All Time): #1,603,592 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6718641 Hand operated punching assembly 2004-04-13
D458308 Punch 2002-06-04
D446816 Punch 2001-08-21