Robert S. Ingham

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Toledo, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Spark plug with pressure sensor
- Patent number 6,204,594
- Issue date Mar 20, 2001
- Cooper Automotive Products, Inc.
- Robert S. Ingham
- G01 - MEASURING TESTING
Information Patent Grant
Spark plug with concentric pressure sensor
- Patent number 6,094,990
- Issue date Aug 1, 2000
- Cooper Automotive Products, Inc.
- James D. Lykowski
- G01 - MEASURING TESTING