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Claude H. Watts
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Mayfield Heights, OH, US
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last 30 patents
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Patent Grant
High temperature investment material and method for making solid in...
Patent number
6,949,136
Issue date
Sep 27, 2005
Precision Metalsmiths, Inc.
Robert A. Horton
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
High temperature investment material and method for making solid in...
Patent number
6,746,528
Issue date
Jun 8, 2004
Precision Metalsmiths, Inc.
Robert A. Horton
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Refractory containing investment material and method of making
Patent number
5,310,420
Issue date
May 10, 1994
Precision Metalsmiths, Inc.
Claude Watts
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Investment casting method and stucco therefor
Patent number
4,689,081
Issue date
Aug 25, 1987
Claude H. Watts
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for manufacturing shell molds
Patent number
4,533,394
Issue date
Aug 6, 1985
Claude H. Watts
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Pattern assembly and method of making the same
Patent number
4,061,175
Issue date
Dec 6, 1977
Precision Metalsmiths, Inc.
Claude H. Watts
B22 - CASTING POWDER METALLURGY