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Willard J. Sitton

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve seat structure
    • Patent number 4,515,347
    • Issue date May 7, 1985
    • Joy Manufacturing Company
    • Willard J. Sitton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Packing gland assembly
    • Patent number 4,177,998
    • Issue date Dec 11, 1979
    • ACF Industries, Incorporated
    • Anthony A. Laitkep
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball valve seat ring construction
    • Patent number 4,071,041
    • Issue date Jan 31, 1978
    • ACF Industries, Incorporated
    • George A. Moran
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Apparatus for coating workpieces with a plastic material
    • Patent number 3,985,097
    • Issue date Oct 12, 1976
    • ACF Industries, Incorporated
    • Willard J. Sitton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...