Keith D. Sheffler

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Wethersfield, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermal barrier coating having improved durability and method of pr...
- Patent number 6,471,881
- Issue date Oct 29, 2002
- United Technologies Corporation
- Yan Chai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thermal barrier removal process
- Patent number 6,158,957
- Issue date Dec 12, 2000
- United Technologies Corporation
- John J. Marcin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thermal barrier coating system
- Patent number 4,861,618
- Issue date Aug 29, 1989
- United Technologies Corporation
- Raymond W. Vine
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for preventing closure of cooling holes in hollow, air coole...
- Patent number 4,743,462
- Issue date May 10, 1988
- United Technologies Corporation
- Thomas J. Radzavich
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR