David R. Sawyer

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Smithfield, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for leveling and shielding a stud gun and oper...
- Patent number 6,437,279
- Issue date Aug 20, 2002
- Newport News Shipbuilding and Dry Dock Company
- David R. Sawyer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welded stud hanging assembly for a blasting and coating containment...
- Patent number 5,832,859
- Issue date Nov 10, 1998
- Newport News Shipbuilding and Dry Dock Company
- David R. Sawyer
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Stud mounted hoist ring
- Patent number 5,586,801
- Issue date Dec 24, 1996
- Newport News Shipbuilding and Dry Dock Company
- David R. Sawyer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hull markings
- Patent number 5,526,766
- Issue date Jun 18, 1996
- Newport News Shipbuilding and Dry Dock Company
- Jerry S. Armstrong
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT