John Gandy

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Conroe, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing stainless steel pipe for use in piping systems
- Patent number 7,157,672
- Issue date Jan 2, 2007
- Gandy Technologies Corporation
- John Gandy
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing cold worked, high strength seamless CRA PIPE
- Patent number 6,880,220
- Issue date Apr 19, 2005
- John Gandy Corporation
- John Gandy
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electropolishing method for oil field tubular goods and drill pipe
- Patent number 6,523,615
- Issue date Feb 25, 2003
- John Gandy Corporation
- John B. Gandy
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Galvanic corrosion protection system
- Patent number 5,906,400
- Issue date May 25, 1999
- John Gandy Corporation
- John Gandy
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Method of manufacturing stainless steel pipe for use in piping systems
- Publication number 20040234715
- Publication date Nov 25, 2004
- John Gandy
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method of manufacturing cold worked, high strength seamless CRA PIPE
- Publication number 20040200881
- Publication date Oct 14, 2004
- John Gandy
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electropolishing method for oil field tubular goods and drill pipe
- Publication number 20010027867
- Publication date Oct 11, 2001
- John B. Gandy
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC