DC

Dan Czekansky

TT The Timken: 1 patents #115 of 291Top 40%
Overall (All Time): #3,311,104 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7843095 Friction drive spindle unit Xiaolan Ai, David K. Lawrentz, Josh Cowan 2010-11-30