GERALD F. JOHNSON

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Farmington Hills, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Cylinder head and method
- Patent number 8,672,018
- Issue date Mar 18, 2014
- GM Global Technology Operations LLC
- Devin R. Hess
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

Information Patent Application
CYLINDER HEAD AND METHOD
- Publication number 20140048033
- Publication date Feb 20, 2014
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- DEVIN R. HESS
- B32 - LAYERED PRODUCTS