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Daniel Gunder Roper

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  • Lucas, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Top entry axial flow regulator
    • Patent number 10,920,896
    • Issue date Feb 16, 2021
    • Emerson Process Management Regulator Technologies, Inc.
    • James L. Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Top entry axial flow regulator
    • Patent number 10,041,602
    • Issue date Aug 7, 2018
    • Emerson Process Management Regulator Technologies, Inc.
    • James L. Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanism and method to adjust size of balanced valve
    • Patent number 9,989,977
    • Issue date Jun 5, 2018
    • Emerson Process Management Regulator Technologies, Inc.
    • Daniel G. Roper
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pilot operated fluid regulators having a reset apparatus and relate...
    • Patent number 9,952,605
    • Issue date Apr 24, 2018
    • Emerson Process Management Regulator Technologies, Inc.
    • James Lyman Griffin
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Mechanically retained valve seat
    • Patent number 9,739,381
    • Issue date Aug 22, 2017
    • Emerson Process Management Regulator Technologies, Inc.
    • Michel Bouvry
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve sound reducing trim assembly with pressure relief mechanism
    • Patent number 9,664,303
    • Issue date May 30, 2017
    • Emerson Process Management Regulator Technologies, Inc.
    • James L. Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow path velocity modifier for a control valve
    • Patent number 9,470,337
    • Issue date Oct 18, 2016
    • Emerson Process Management Regulator Technologies, Inc.
    • Daniel G. Roper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Positioning device for pressure regulator
    • Patent number 9,188,233
    • Issue date Nov 17, 2015
    • Emerson Process Management Regulator Technologies, Inc.
    • Daniel G. Roper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pilot operated fluid regulators having a reset apparatus and relate...
    • Patent number 9,145,904
    • Issue date Sep 29, 2015
    • Emerson Process Management Regulator Technologies, Inc.
    • James Lyman Griffin
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Valve sound reducing trim assembly with pressure relief mechanism
    • Patent number 9,115,825
    • Issue date Aug 25, 2015
    • Emerson Process Management Regulator Technologies, Inc.
    • James L. Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow restricted seat ring for pressure regulators
    • Patent number 9,091,366
    • Issue date Jul 28, 2015
    • Emerson Process Management Regulator Technologies, Inc.
    • Thomas L. Weyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure-balanced fluid pressure regulators
    • Patent number 9,086,702
    • Issue date Jul 21, 2015
    • Emerson Process Management Regulator Technologies, Inc.
    • James Lyman Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve sound reducing trim assembly with pressure relief mechanism
    • Patent number 8,910,661
    • Issue date Dec 16, 2014
    • Emerson Process Management Regulator Technologies, Inc.
    • James L. Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Positioning device for pressure regulator
    • Patent number 8,826,933
    • Issue date Sep 9, 2014
    • Fisher Controls International LLC
    • Daniel G. Roper
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Two-piece trim for use with fluid regulators
    • Patent number 8,740,179
    • Issue date Jun 3, 2014
    • Fisher Controls International, LLC
    • James Lyman Griffin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self-aligning spring seat for fluid regulator and fluid regulator c...
    • Patent number 8,708,309
    • Issue date Apr 29, 2014
    • Emerson Process Management Regulator Technologies, Inc.
    • Daniel G. Roper
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Anti-gradient cupped seat for pressure regulator
    • Patent number 8,590,858
    • Issue date Nov 26, 2013
    • Emerson Process Management Regulator Technologies, Inc.
    • Daniel Gunder Roper
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Flow restricted seat ring for pressure regulators
    • Patent number 7,896,028
    • Issue date Mar 1, 2011
    • Fisher Controls International LLC
    • Thomas L. Weyer, Jr.
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Intelligent pressure regulator
    • Patent number 6,178,997
    • Issue date Jan 30, 2001
    • Fisher Controls International, Inc.
    • Paul R. Adams
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Intelligent pressure regulator
    • Patent number 6,056,008
    • Issue date May 2, 2000
    • Fisher Controls International, Inc.
    • Paul R. Adams
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Diagnostic device and method for pressure regulator
    • Patent number 6,035,878
    • Issue date Mar 14, 2000
    • Fisher Controls International, Inc.
    • Paul R. Adams
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Self-aligning valve disc assembly
    • Patent number 5,709,369
    • Issue date Jan 20, 1998
    • Fisher Controls International, Inc.
    • James Chester Hawkins
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents