Stephanie A. Ernster

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Novi, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Driveshaft with two-stage stiffness
- Patent number 9,416,815
- Issue date Aug 16, 2016
- GM Global Technology Operations LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
DRIVESHAFT WITH TWO-STAGE STIFFNESS
- Publication number 20160097420
- Publication date Apr 7, 2016
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Michael J. Grimmer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...