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Bidirectional meterd flow control device
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Patent number 5,706,670
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Issue date Jan 13, 1998
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Carrier Corporation
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Roger J. Voorhis
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Electrical connector plug
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Patent number 5,664,959
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Issue date Sep 9, 1997
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Carrier Corporation
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Richard J. Duell
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Air conditioning apparatus
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Patent number 5,533,357
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Issue date Jul 9, 1996
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Carrier Corporation
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Roger J. Voorhis
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F24 - HEATING RANGES VENTILATING
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-
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Heat pump charging
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Patent number 4,796,436
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Issue date Jan 10, 1989
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Carrier Corporation
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Roger J. Voorhis
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Control module cooling
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Patent number 4,709,560
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Issue date Dec 1, 1987
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Carrier Corporation
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Roger Voorhis
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Heat pump system
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Patent number 4,394,816
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Issue date Jul 26, 1983
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Carrier Corporation
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Roger J. Voorhis
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Refrigeration circuit
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Patent number 4,362,030
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Issue date Dec 7, 1982
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Carrier Corporation
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Roger J. Voorhis
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...