Thomas Chakupurakal

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St. Clair Shores, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Evaporated electrodes for zirconia exhaust gas oxygen sensors
- Patent number 4,327,122
- Issue date Apr 27, 1982
- General Motors Corporation
- Thomas Chakupurakal
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Surface etching before electroding zirconia exhaust gas oxygen sensors
- Patent number 4,318,770
- Issue date Mar 9, 1982
- General Motors Corporation
- Thomas Chakupurakal
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES