Roger L. Hackman

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Winnebago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Tools with removable information device
- Patent number 10,639,756
- Issue date May 5, 2020
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Grinding machine with multi-spindle grinding head
- Patent number 8,801,503
- Issue date Aug 12, 2014
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutting tool for gears and other toothed articles
- Patent number 7,520,698
- Issue date Apr 21, 2009
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Machine spindle
- Patent number 7,462,143
- Issue date Dec 9, 2008
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
TOOLS WITH REMOVABLE INFORMATION DEVICE
- Publication number 20180126505
- Publication date May 10, 2018
- GLEASON CUTTING TOOLS CORPORATION
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
GRINDING MACHINE WITH MULTI-SPINDLE GRINDING HEAD
- Publication number 20130337726
- Publication date Dec 19, 2013
- GLEASON CUTTING TOOLS CORPORATION
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TOOL GRINDING MACHINE
- Publication number 20120129434
- Publication date May 24, 2012
- GLEASON CUTTING TOOLS CORPORATION
- Roger L. Hackman
- B24 - GRINDING POLISHING
Information Patent Application
Machine spindle
- Publication number 20080145164
- Publication date Jun 19, 2008
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutting tool for gears and other toothed articles
- Publication number 20060133901
- Publication date Jun 22, 2006
- Gleason Cutting Tools Corporation
- Roger L. Hackman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR