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Wilbur Dean Hutchens

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  • Marshalltown, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Movable valve apparatus having conditioned lubricating surfaces
    • Patent number 9,255,650
    • Issue date Feb 9, 2016
    • Fisher Controls International, LLC
    • Mark John Linser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Methods and apparatus to load a valve packing
    • Patent number 9,182,053
    • Issue date Nov 10, 2015
    • Fisher Controls International LLC
    • Wilbur Dean Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal ring assemblies for use with rotary valves
    • Patent number 8,857,792
    • Issue date Oct 14, 2014
    • Fisher Controls International LLC
    • Timothy Randall Parrie
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Movable valve apparatus having conditioned lubricating surfaces
    • Patent number 8,632,053
    • Issue date Jan 21, 2014
    • Fisher Controls International, LLC
    • Mark John Linser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Methods and apparatus to load a valve packing
    • Patent number 8,613,423
    • Issue date Dec 24, 2013
    • Fisher Controls International LLC
    • Wilbur Dean Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Elliptical sealing surface for butterfly valve
    • Patent number 7,416,164
    • Issue date Aug 26, 2008
    • Fisher Controls International LLC
    • Philip Wayne Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Elliptical sealing surface for butterfly valve
    • Patent number 7,296,585
    • Issue date Nov 20, 2007
    • Fisher Controls International LLC
    • Philip Wayne Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Elliptical sealing surface for butterfly valve
    • Patent number 7,080,820
    • Issue date Jul 25, 2006
    • Fisher Controls International LLC
    • Philip W. Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Graphite packing
    • Patent number 5,542,681
    • Issue date Aug 6, 1996
    • Fisher Controls International, Inc.
    • Wilbur D. Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Torsionallly loaded fluid seals for rotary valves
    • Patent number 5,535,986
    • Issue date Jul 16, 1996
    • Fisher Controls International, Inc.
    • Wilbur D. Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Graphite packing
    • Patent number 5,299,812
    • Issue date Apr 5, 1994
    • Fisher Controls International, Inc.
    • Ronald R. Brestel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Zero clearance anti-extrusion rings for containment of PTFE packing
    • Patent number 5,131,666
    • Issue date Jul 21, 1992
    • Fisher Controls International, Inc.
    • Wilbur D. Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drain through ball valve
    • Patent number 4,846,213
    • Issue date Jul 11, 1989
    • Fisher Controls International, Inc.
    • Wilbur D. Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    MOVABLE VALVE APPARATUS HAVING CONDITIONED LUBRICATING SURFACES
    • Publication number 20140097373
    • Publication date Apr 10, 2014
    • FISHER CONTROLS INTERNATIONAL LLC
    • Mark John Linser
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    METHODS AND APPARATUS TO LOAD A VALVE PACKING
    • Publication number 20140077111
    • Publication date Mar 20, 2014
    • FISHER CONTROLS INTERNATIONAL LLC
    • Wilbur Dean Hutchens
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SEAL RING ASSEMBLIES FOR USE WITH ROTARY VALVES
    • Publication number 20130299729
    • Publication date Nov 14, 2013
    • Timothy Randall Parrie
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    MOVABLE VALVE APPARATUS HAVING CONDITIONED LUBRICATING SURFACES
    • Publication number 20110278489
    • Publication date Nov 17, 2011
    • Mark John Linser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHODS AND APPARATUS TO LOAD A VALVE PACKING
    • Publication number 20110006242
    • Publication date Jan 13, 2011
    • Wilbur Dean Hutchens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELLIPTICAL SEALING SURFACE FOR BUTTERFLY VALVE
    • Publication number 20080272324
    • Publication date Nov 6, 2008
    • FISHER CONTROLS INTERNATIONAL LLC
    • Philip W. Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ELLIPTICAL SEALING SURFACE FOR BUTTERFLY VALVE
    • Publication number 20080035874
    • Publication date Feb 14, 2008
    • FISHER CONTROLS INTERNATIONAL LLC
    • Philip W. Eggleston
    • 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

    Elliptical Sealing Surface for Butterfly Valve
    • Publication number 20060214129
    • Publication date Sep 28, 2006
    • FISHER CONTROLS INTERNATIONAL LLC
    • Philip W. Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Low adhesion additive
    • Publication number 20050082766
    • Publication date Apr 21, 2005
    • FISHER CONTROLS INTERNATIONAL
    • Michel K. Lovell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Elliptical sealing surface for butterfly valve
    • Publication number 20030062500
    • Publication date Apr 3, 2003
    • Philip W. Eggleston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...