MC

Man-Chi Chang

Overall (All Time): #726,277 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9868195 Hand tool assembly 2018-01-16
9120207 Pliers 2015-09-01
9068735 Magnetic retainer with illumination device 2015-06-30
8869659 Hand tool 2014-10-28
8464616 Tools with driving rods 2013-06-18
D653452 Tool container 2012-02-07
6735872 Cutter knife 2004-05-18