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Arthur William Braman Jr.
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Cypress, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Top drive systems for wellbore and drilling operations
Patent number
9,347,265
Issue date
May 24, 2016
National-Oilwell Varco, L.P.
Bastiaan De Jong
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Sealing system
Patent number
9,249,902
Issue date
Feb 2, 2016
National-Oilwell Varco, L.P.
Richard Poundstone Munroe
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Top drive systems for wellbore and drilling operations
Patent number
8,839,854
Issue date
Sep 23, 2014
National-Oilwell Varco, L.P.
Bastiaan De Jong
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Dual ball upper internal blow out preventer valve
Patent number
8,752,653
Issue date
Jun 17, 2014
National-Oilwell Varco, L.P.
Padmasiri Daya Seneviratne
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
TOP DRIVE SYSTEMS FOR WELLBORE AND DRILLING OPERATIONS
Publication number
20140274549
Publication date
Sep 18, 2014
NATIONAL OILWELL VARCO. L.P.
Bastiaan De Jong
E21 - EARTH DRILLING MINING
Information
Patent Application
SEALING SYSTEM
Publication number
20140138920
Publication date
May 22, 2014
Richard Poundstone Munroe
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DUAL BALL UPPER INTERNAL BLOW OUT PREVENTER VALVE
Publication number
20110226485
Publication date
Sep 22, 2011
National-Oilwell Varco, L.P.
Padmasiri Daya Seneviratne
E21 - EARTH DRILLING MINING