SC

Shu Chi Chiang

Overall (All Time): #875,312 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7028587 Ratchet tool 2006-04-18
6250183 Ratchet tool having various tool members 2001-06-26
6227077 Ratchet mechanism for tool 2001-05-08
6148696 Ratchet screw driver 2000-11-21
5996452 Chuck device for power tool 1999-12-07
5732606 Extendible screw driver 1998-03-31