Tiffanie E. Coe

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Sterling Heights, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Internal mandrel and method
- Patent number 8,631,671
- Issue date Jan 21, 2014
- GM Global Technology Operations LLC
- Paul E. Krajewski
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Two mode hydroform seal apparatus and method
- Patent number 7,685,856
- Issue date Mar 30, 2010
- GM Global Technology Operations, Inc.
- Mike M. Ghiran
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
INTERNAL MANDREL AND METHOD
- Publication number 20120260709
- Publication date Oct 18, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Paul E. Krajewski
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...