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Dwight N. Johnson

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  • Santa Ana, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Faucet assembly with pinch valves
    • Patent number 4,356,574
    • Issue date Nov 2, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Faucet
    • Patent number D266104
    • Issue date Sep 7, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Backflow preventer
    • Patent number 4,345,619
    • Issue date Aug 24, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Faucet
    • Patent number D264615
    • Issue date May 25, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Faucet assembly with pinch valves
    • Patent number 4,313,469
    • Issue date Feb 2, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pilot valve
    • Patent number 4,313,460
    • Issue date Feb 2, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Package product and method
    • Patent number 4,311,236
    • Issue date Jan 19, 1982
    • JH Industries, Inc.
    • Dwight N. Johnson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Fill valve
    • Patent number 4,240,606
    • Issue date Dec 23, 1980
    • JH Industries, Inc.
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Fluid control valve and liner therefor
    • Patent number 4,232,851
    • Issue date Nov 11, 1980
    • Textron Inc.
    • Dwight N. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow responsive device
    • Patent number 4,197,809
    • Issue date Apr 15, 1980
    • Textron, Inc.
    • Dwight N. Johnson
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Throttling control valve
    • Patent number 4,198,029
    • Issue date Apr 15, 1980
    • Textron, Inc.
    • Dwight N. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fill valve
    • Patent number 4,180,096
    • Issue date Dec 25, 1979
    • JH Industries, Inc.
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Pilot regulator
    • Patent number 4,083,375
    • Issue date Apr 11, 1978
    • Dwight N. Johnson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Inlet orifice device to control thruput flow for pressure regulators
    • Patent number 4,019,531
    • Issue date Apr 26, 1977
    • The Singer Company
    • Dwight N. Johnson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Backflow preventer
    • Patent number 3,952,766
    • Issue date Apr 27, 1976
    • JH Industries, Inc.
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE