Louis R. Semff

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Broadband composite structure fabricated from inorganic polymer mat...
- Patent number 6,080,455
- Issue date Jun 27, 2000
- Raytheon Company
- Donald L. Purinton
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for making high yield-low carbon ceramic via polysilazane
- Patent number 6,063,327
- Issue date May 16, 2000
- Raytheon Company
- Louis Richard Semff
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Broadband composite structure fabricated from inorganic polymer mat...
- Patent number 6,037,023
- Issue date Mar 14, 2000
- Raytheon Company
- Donald L. Purinton
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High yield-low carbon ceramic via silicon-based polymers
- Patent number 5,948,348
- Issue date Sep 7, 1999
- Raytheon Company
- Louis Richard Semff
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of making a broadband composite structure fabricated from an...
- Patent number 5,738,750
- Issue date Apr 14, 1998
- Texas Instruments Incorporated
- Donald L. Purinton
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES