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Stephen John Walker

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  • Houston, TX, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    BREECH LOCK COUPLING
    • Publication number 20160327191
    • Publication date Nov 10, 2016
    • Cameron International Corporation
    • Stephen John Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILLING RISER ASSEMBLIES
    • Publication number 20160032662
    • Publication date Feb 4, 2016
    • AMERIFORGE GROUP INC.
    • Stephen J. Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER DISCONNECT PACKAGE FOR LOWER MARINE RISER PACKAGE, AND ANNULA...
    • Publication number 20150315867
    • Publication date Nov 5, 2015
    • SAFESTACK TECHNOLOGY L.L.C.
    • William Matthew Caldwell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER DISCONNECT PACKAGE FOR LOWER MARINE RISER PACKAGE, AND ANNULA...
    • Publication number 20150233202
    • Publication date Aug 20, 2015
    • SAFESTACK TECHNOLOGY L.L.C.
    • William Matthew Caldwell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER DISCONNECT PACKAGE FOR LOWER MARINE RISER PACKAGE, AND ANNULA...
    • Publication number 20140262307
    • Publication date Sep 18, 2014
    • SAFESTACK TECHNOLOGY L.L.C.
    • William Matthew Caldwell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Seal Sub System
    • Publication number 20130255956
    • Publication date Oct 3, 2013
    • Cameron International Corporation
    • David L. Gilmore
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    RISER SYSTEM
    • Publication number 20130043036
    • Publication date Feb 21, 2013
    • Cameron International Corporation
    • John E. Kotrla
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    ALUMINUM AUXILIARY LINES FOR DRILLING RISER
    • Publication number 20120037377
    • Publication date Feb 16, 2012
    • Cameron International Corporation
    • Stephen John Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    BREECH LOCK COUPLING
    • Publication number 20110037257
    • Publication date Feb 17, 2011
    • Cameron International Corporation
    • Stephen John Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Blowout preventer stack landing assist tool
    • Publication number 20060157236
    • Publication date Jul 20, 2006
    • Cooper Cameron Corporation;
    • Stephen J. Walker
    • E21 - EARTH DRILLING MINING