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Wade J. Helfer

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  • Ames, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device and method for conditioning flow through a valve assembly
    • Patent number 11,644,123
    • Issue date May 9, 2023
    • Fisher Controls International LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve body insert apparatus and related methods
    • Patent number 11,525,516
    • Issue date Dec 13, 2022
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow control seals
    • Patent number 11,460,118
    • Issue date Oct 4, 2022
    • Fisher Controls International LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Methods and apparatus to load a valve packing
    • Patent number 11,143,314
    • Issue date Oct 12, 2021
    • Fisher Controls International LLC
    • Trenton Frank Jackson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bushing having a shaft seal
    • Patent number 10,969,030
    • Issue date Apr 6, 2021
    • Fisher Controls International LLC
    • Trenton Frank Jackson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary control valve having a clamped valve seat
    • Patent number 10,914,387
    • Issue date Feb 9, 2021
    • Fisher Controls International LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve body insert apparatus and related methods
    • Patent number 10,844,962
    • Issue date Nov 24, 2020
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flexible seals for process control valves
    • Patent number 9,587,747
    • Issue date Mar 7, 2017
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve seals
    • Patent number 9,568,110
    • Issue date Feb 14, 2017
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flexible seals for process control valves
    • Patent number 9,127,775
    • Issue date Sep 8, 2015
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve seals
    • Patent number 8,814,138
    • Issue date Aug 26, 2014
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Packing followers for use with valves
    • Patent number 8,727,310
    • Issue date May 20, 2014
    • Fisher Controls International LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Collets for use with valves
    • Patent number 8,408,837
    • Issue date Apr 2, 2013
    • Fisher Controls International, LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flexible seals for process control valves
    • Patent number 8,286,938
    • Issue date Oct 16, 2012
    • Fisher Controls International LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary actuator lever apparatus having an annular recess
    • Patent number 8,096,526
    • Issue date Jan 17, 2012
    • Fisher Controls International, LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve having “C” seal
    • Patent number 8,011,386
    • Issue date Sep 6, 2011
    • Fisher Controls International LLC
    • James Leroy Gossett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve having “C” seal
    • Patent number 7,681,594
    • Issue date Mar 23, 2010
    • James L. Gossett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve trim and bore seal
    • Patent number 6,851,658
    • Issue date Feb 8, 2005
    • Fisher Controls International Inc.
    • William V. Fitzgerald
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLOW CONTROL SEALS
    • Publication number 20220163120
    • Publication date May 26, 2022
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHODS AND APPARATUS TO LOAD A VALVE PACKING
    • Publication number 20210301931
    • Publication date Sep 30, 2021
    • FISHER CONTROLS INTERNATIONAL LLC
    • Trenton Frank Jackson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE BODY INSERT APPARATUS AND RELATED METHODS
    • Publication number 20210025498
    • Publication date Jan 28, 2021
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DEVICE AND METHOD FOR CONDITIONING FLOW THROUGH A VALVE ASSEMBLY
    • Publication number 20190316707
    • Publication date Oct 17, 2019
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BUSHING HAVING A SHAFT SEAL
    • Publication number 20190162325
    • Publication date May 30, 2019
    • FISHER CONTROLS INTERNATIONAL LLC
    • Trenton Frank Jackson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTARY CONTROL VALVE HAVING A CLAMPED VALVE SEAT
    • Publication number 20170307087
    • Publication date Oct 26, 2017
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE BODY INSERT APPARATUS AND RELATED METHODS
    • Publication number 20170102075
    • Publication date Apr 13, 2017
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLEXIBLE SEALS FOR PROCESS CONTROL VALVES
    • Publication number 20150369371
    • Publication date Dec 24, 2015
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE SEALS
    • Publication number 20140319399
    • Publication date Oct 30, 2014
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE SEALS
    • Publication number 20130092859
    • Publication date Apr 18, 2013
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLEXIBLE SEALS FOR PROCESS CONTROL VALVES
    • Publication number 20120319022
    • Publication date Dec 20, 2012
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    "Collets for Use with Valves"
    • Publication number 20100108930
    • Publication date May 6, 2010
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rotary Actuator Lever Apparatus Having an Annular Recess
    • Publication number 20100108929
    • Publication date May 6, 2010
    • Wade Jonathon Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PACKING FOLLOWERS FOR USE WITH VALVES
    • Publication number 20100102262
    • Publication date Apr 29, 2010
    • Wade J. Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CONTROL VALVE HAVING "C" SEAL
    • Publication number 20100044613
    • Publication date Feb 25, 2010
    • FISHER CONTROLS INTERNATIONAL LLC
    • James L. Gossett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Control Valve Having "C" Seal
    • Publication number 20080264504
    • Publication date Oct 30, 2008
    • FISHER CONTROLS INTERNATIONAL LLC
    • James L. Gossett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLEXIBLE SEATS FOR PROCESS CONTROL VALVES
    • Publication number 20070215834
    • Publication date Sep 20, 2007
    • Wade Jonathan Helfer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flexible seals for process control valves
    • Publication number 20070138429
    • Publication date Jun 21, 2007
    • Wilbur Dean Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Control valve trim and bore seal
    • Publication number 20040149950
    • Publication date Aug 5, 2004
    • William V. Fitzgerald
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...