RH

Roger L. Hackman

GG Gleason Cutting Tools Gmbh: 4 patents #1 of 5Top 20%
📍 Winnebago, IL: #9 of 41 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,166,813 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10639756 Tools with removable information device 2020-05-05
8801503 Grinding machine with multi-spindle grinding head Wayne Martin, Mark A. Ritchie 2014-08-12
7520698 Cutting tool for gears and other toothed articles 2009-04-21
7462143 Machine spindle 2008-12-09