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Roger J. Voorhis

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  • Pennellville, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bidirectional meterd flow control device
    • Patent number 5,706,670
    • Issue date Jan 13, 1998
    • Carrier Corporation
    • Roger J. Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Electrical connector plug
    • Patent number 5,664,959
    • Issue date Sep 9, 1997
    • Carrier Corporation
    • Richard J. Duell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air conditioning apparatus
    • Patent number 5,533,357
    • Issue date Jul 9, 1996
    • Carrier Corporation
    • Roger J. Voorhis
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Control of outdoor air source water heating using variable-speed he...
    • Patent number 5,052,186
    • Issue date Oct 1, 1991
    • Electric Power Research Institute, Inc.
    • Kevin F. Dudley
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Refrigerant metering in a variable flow system
    • Patent number 4,873,838
    • Issue date Oct 17, 1989
    • Carrier Corporation
    • Roger J. Voorhis
    • 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

    Defrost control for variable speed heat pumps
    • Patent number 4,751,825
    • Issue date Jun 21, 1988
    • Carrier Corporation
    • Roger Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • 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...
  • Information Patent Grant

    Heat pump system
    • Patent number 4,394,816
    • Issue date Jul 26, 1983
    • Carrier Corporation
    • Roger J. Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration circuit
    • Patent number 4,362,030
    • Issue date Dec 7, 1982
    • Carrier Corporation
    • Roger J. Voorhis
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...