CC

Chun Chiung Chen

Overall (All Time): #523,838 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6742268 Structure of a hand-saw 2004-06-01
6116123 Screw driver having a retractable and rotatable handle 2000-09-12
6047617 Ratchet tool 2000-04-11
D415005 Tool handle 1999-10-12
5884537 Ratchet tool 1999-03-23
5860336 Adjustable wrench 1999-01-19
5722307 Screw driver having a retractable and rotatable handle 1998-03-03
5603162 Utility knife combination 1997-02-18
5388333 Saw blade adjusting mechanism 1995-02-14
5271158 Saw blade adjusting device 1993-12-21