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Timothy Steven Williams
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Fresno, TX, US
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last 30 patents
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Patent Grant
Energy managing keel joint
Patent number
7,766,580
Issue date
Aug 3, 2010
National-Oilwell Varco, L.P.
David William Dartford
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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Patent Application
Energy managing keel joint
Publication number
20090209352
Publication date
Aug 20, 2009
David William Dartford
E21 - EARTH DRILLING MINING