TREA

James M. Royston

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vented gas riser apparatus
    • Patent number 7,931,306
    • Issue date Apr 26, 2011
    • Energy Control Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vented gas riser apparatus
    • Patent number 7,753,412
    • Issue date Jul 13, 2010
    • Energy Control Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vented gas riser apparatus
    • Patent number 7,740,284
    • Issue date Jun 22, 2010
    • Energy Control Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe couplings
    • Patent number 4,606,565
    • Issue date Aug 19, 1986
    • Coupling Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Insulated pipe couplings
    • Patent number 4,538,841
    • Issue date Sep 3, 1985
    • Coupling Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Vented gas riser apparatus
    • Publication number 20100264643
    • Publication date Oct 21, 2010
    • ENERGY CONTROL SYSTEMS, INC.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vented gas riser apparatus
    • Publication number 20090236846
    • Publication date Sep 24, 2009
    • ENERGY CONTROL SYSTEMS INC.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vented gas riser apparatus
    • Publication number 20090236845
    • Publication date Sep 24, 2009
    • ENERGY CONTROL SYSTEMS, INC.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...