John P. Rawlings

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Oklahoma City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Subterranean heat exchange units comprising multiple secondary cond...
- Patent number 5,533,355
- Issue date Jul 9, 1996
- Climate Master, Inc.
- John P. Rawlings
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Ground source heat pump system comprising modular subterranean heat...
- Patent number 5,477,914
- Issue date Dec 26, 1995
- Climate Master, Inc.
- John P. Rawlings
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Ground source heat pump system comprising modular subterranean heat...
- Patent number 5,372,016
- Issue date Dec 13, 1994
- Climate Master, Inc.
- John P. Rawlings
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Ground source heat pump system comprising modular subterranean heat...
- Patent number 5,339,890
- Issue date Aug 23, 1994
- Climate Master, Inc.
- John P. Rawlings
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Ground source air conditioning system comprising a conduit array fo...
- Patent number 5,081,848
- Issue date Jan 21, 1992
- John P. Rawlings
- F24 - HEATING RANGES VENTILATING