Geoffrey Alexander PICKETT

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Sugar Land, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve having protected, moveable seal and seal assembly therefor
- Patent number 11,555,371
- Issue date Jan 17, 2023
- National-Oilwell Varco, L.P.
- Geoffrey A. Pickett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of closing a blowout preventer seal based on seal erosion
- Patent number 10,132,133
- Issue date Nov 20, 2018
- National-Oilwell Varco, L.P.
- Frank Benjamin Springett
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dual gradient drilling system
- Patent number 9,249,637
- Issue date Feb 2, 2016
- National-Oilwell Varco, L.P.
- Frank B. Springett
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
VALVE HAVING PROTECTED, MOVEABLE SEAL AND SEAL ASSEMBLY THEREFOR
- Publication number 20200182005
- Publication date Jun 11, 2020
- National-Oilwell Varco, L.P.
- Geoffrey A. Pickett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD OF CLOSING A BLOWOUT PREVENTER SEAL BASED ON SEAL EROSION
- Publication number 20160160598
- Publication date Jun 9, 2016
- National-Oilwell Varco, L.P.
- Frank Benjamin Springett
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DUAL GRADIENT DRILLING SYSTEM
- Publication number 20140102789
- Publication date Apr 17, 2014
- National-Oilwell Varco, L.P.
- Frank B. SPRINGETT
- E21 - EARTH DRILLING MINING