TREA

James D. Brugman

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  • Yorba Linda, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blowout preventer monitoring system and method of using same
    • Patent number 10,000,987
    • Issue date Jun 19, 2018
    • National-Oilwell Varco, L.P.
    • Frank B. Springett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Blowout preventers for shearing a wellbore tubular
    • Patent number 8,720,567
    • Issue date May 13, 2014
    • National-Oilwell Varco, L.P.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Blowout preventers and methods of use
    • Patent number 8,602,102
    • Issue date Dec 10, 2013
    • National-Oilwell Varco, L.P.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    System and method for severing a tubular
    • Patent number 8,424,607
    • Issue date Apr 23, 2013
    • National-Oilwell Varco, L.P.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Blowout preventers and methods of use
    • Patent number 8,066,070
    • Issue date Nov 29, 2011
    • National-Oilwell Varco, L.P.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Blowout preventers and methods of use
    • Patent number 7,814,979
    • Issue date Oct 19, 2010
    • National Oilwell Varoo, L.P.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Top drives with shaft multi-seal
    • Patent number 7,748,473
    • Issue date Jul 6, 2010
    • National-Oilwell Varco, L.P.
    • Lawrence E. Wells
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Multi-seal for top drive shaft
    • Patent number 7,487,848
    • Issue date Feb 10, 2009
    • Varco I/P, Inc.
    • Larry Wells
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Blowout preventers and methods of use
    • Patent number 7,367,396
    • Issue date May 6, 2008
    • Varco I/P, Inc.
    • Frank Benjamin Springett
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Pipe guide
    • Patent number 7,350,587
    • Issue date Apr 1, 2008
    • Varco I/P, Inc.
    • Frank Benjamin Springett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Blowout preventer and movable bonnet support
    • Patent number 7,051,990
    • Issue date May 30, 2006
    • Varco I/P, Inc.
    • Frank Benjamin Springett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Lock bars for blowout preventer
    • Patent number 7,044,430
    • Issue date May 16, 2006
    • Varco I/P, Inc.
    • James D. Brugman
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Rotating blowout preventer and method
    • Patent number RE38249
    • Issue date Sep 16, 2003
    • Paul L. Tasson
    • 166 - Wells
  • Information Patent Grant

    Subsea hydraulic control system
    • Patent number 6,192,680
    • Issue date Feb 27, 2001
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Door connectors
    • Patent number 5,975,484
    • Issue date Nov 2, 1999
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    BOP with improved door connectors
    • Patent number 5,897,094
    • Issue date Apr 27, 1999
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotating blowout preventer and method
    • Patent number 5,662,171
    • Issue date Sep 2, 1997
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotating blowout preventer and method
    • Patent number 5,588,491
    • Issue date Dec 31, 1996
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pipe transfer system
    • Patent number 5,451,129
    • Issue date Sep 19, 1995
    • Varco International, Inc.
    • George I. Boyadjieff
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents