Shawn W. Callahan

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Tonawanda, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermal spray coatings and applications therefor
- Patent number 7,883,784
- Issue date Feb 8, 2011
- Praxair S. T. Technology, Inc.
- Prasad Shrikrisnna Apte
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermal spray coatings and applications therefor
- Patent number 7,879,457
- Issue date Feb 1, 2011
- Praxair S. T. Technology, Inc.
- Prasad Shrikrishna Apte
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrogen transport membrane fabrication method
- Patent number 7,781,049
- Issue date Aug 24, 2010
- Praxair Technology, Inc.
- Prasad S. Apte
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hydrogen transport membrane fabrication method
- Patent number 7,531,215
- Issue date May 12, 2009
- Praxair Technology, Inc.
- Prasad S. Apte
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Cold isopressing method and mold
- Patent number 6,776,941
- Issue date Aug 17, 2004
- Praxair Technology, Inc.
- Prasad S. Apte
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Cold isopressing method
- Patent number 6,372,165
- Issue date Apr 16, 2002
- Praxair Technology, Inc.
- Prasad S. Apte
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
HYDROGEN TRANSPORT MEMBRANE
- Publication number 20090214844
- Publication date Aug 27, 2009
- Prasad S. Apte
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
THERMAL SPRAY COATINGS AND APPLICATIONS THEREFOR
- Publication number 20080199684
- Publication date Aug 21, 2008
- Prasad Shrikrisnna Apte
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
THERMAL SPRAY COATINGS AND APPLICATIONS THEREFOR
- Publication number 20080199722
- Publication date Aug 21, 2008
- Prasad Shrikrishna Apte
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Hydrogen transport membrane fabrication method
- Publication number 20070110991
- Publication date May 17, 2007
- Prasad S. Apte
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Cold isopressing method and mold
- Publication number 20030006537
- Publication date Jan 9, 2003
- Prasad S. Apte
- B28 - WORKING CEMENT, CLAY, OR STONE