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David J. Adams

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  • Warren, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Independent secondary indicator for vapor valve actuation
    • Patent number 11,204,134
    • Issue date Dec 21, 2021
    • Betts Industries, Inc.
    • David J. Adams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dual cylinder pressure equalization system
    • Patent number 10,876,650
    • Issue date Dec 29, 2020
    • Betts Industries, Inc.
    • Patrick Lund
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tank pressure and vacuum relief device
    • Patent number 8,171,953
    • Issue date May 8, 2012
    • Betts Industries, Inc.
    • David J. Adams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tank filling and pressure relief assembly
    • Patent number 5,967,358
    • Issue date Oct 19, 1999
    • Betts Industries, Inc.
    • David J. Adams
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents