Eric Donald Wiebrecht

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West Bloomfield, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Engine and method for improved crankcase fatigue strength with frac...
- Patent number 8,573,177
- Issue date Nov 5, 2013
- GM Global Technology Operations LLC
- Eric Donald Wiebrecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Engine and method for improved crankcase fatigue strength with frac...
- Patent number 8,181,344
- Issue date May 22, 2012
- GM Global Technology Operations LLC
- Eric Donald Wiebrecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ENGINE AND METHOD FOR IMPROVED CRANKCASE FATIGUE STRENGTH WITH FRAC...
- Publication number 20120167856
- Publication date Jul 5, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Eric Donald Wiebrecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ENGINE AND METHOD FOR IMPROVED CRANKCASE FATIGUE STRENGTH WITH FRAC...
- Publication number 20100011574
- Publication date Jan 21, 2010
- GM Global Technology Operations, Inc.
- Eric Donald Wiebrecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR