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Derrick A. Marris

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  • Blossvale, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for controlling supplemental electric heat dur...
    • Patent number 5,332,028
    • Issue date Jul 26, 1994
    • Carrier Corporation
    • Derrick A. Marris
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Method and apparatus for enhancement of heat pump defrost
    • Patent number 5,095,711
    • Issue date Mar 17, 1992
    • Carrier Corporation
    • Derrick A. Marris
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat pump charging
    • Patent number 4,796,436
    • Issue date Jan 10, 1989
    • Carrier Corporation
    • Roger J. Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Passive ventilated control box
    • Patent number 4,742,864
    • Issue date May 10, 1988
    • Carrier Corporation
    • Richard J. Duell
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Control module cooling
    • Patent number 4,709,560
    • Issue date Dec 1, 1987
    • Carrier Corporation
    • Roger Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...