David R. Witt

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Longview, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Push bench and method of manufacturing small diameter tubing
- Patent number 8,387,434
- Issue date Mar 5, 2013
- United States Steel Corporation
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Push bench and method of manufacturing small diameter tubing
- Patent number 7,621,164
- Issue date Nov 24, 2009
- United States Steel Corporation
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Push bench method for manufacturing small diameter tubing
- Patent number 7,290,424
- Issue date Nov 6, 2007
- Lone Star Steel Company, L.P.
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Push Bench and Method of Manufacturing Small Diameter Tubing
- Publication number 20100064757
- Publication date Mar 18, 2010
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Push Bench and Method of Manufacturing Small Diameter Tubing
- Publication number 20080028815
- Publication date Feb 7, 2008
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Push bench and method of manufacturing small diameter tubing
- Publication number 20060053859
- Publication date Mar 16, 2006
- Paul Fullerton
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...