P

Inventor

HACKMAN ROGER L

US4 patents
⚠️ This page may combine multiple inventors who share the name “HACKMAN ROGER L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GLEASON CUTTING TOOLS CORP

3 patents
US10639756B2May 5, 2020

Tools with removable information device

GLEASON CUTTING TOOLS CORP1 citations55
US7520698B2Apr 21, 2009

Cutting tool for gears and other toothed articles

GLEASON CUTTING TOOLS CORP6 citations55
US7462143B2Dec 9, 2008

Machine spindle

GLEASON CUTTING TOOLS CORP4 citations55

HACKMAN ROGER L

1 patent
US8801503B2Aug 12, 2014

Grinding machine with multi-spindle grinding head

HACKMAN ROGER L5 citations64