Robert G. O'Neal

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Yuma, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Hot gas defrost refrigeration system
- Patent number 6,481,231
- Issue date Nov 19, 2002
- Ardco, Inc.
- Kenneth E. Vogel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Hot gas defrost refrigeration system
- Patent number 6,286,322
- Issue date Sep 11, 2001
- Ardco, Inc.
- Kenneth E. Vogel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat pipe defrost of evaporator drain
- Patent number 5,586,441
- Issue date Dec 24, 1996
- Russell A Division of Ardco, Inc.
- Wilbert J. Wilson
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Evaporative condenser
- Patent number 5,046,331
- Issue date Sep 10, 1991
- Russell A Division of Ardco, Inc.
- Robert G. O'Neal
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Defrost heater support
- Patent number 4,756,358
- Issue date Jul 12, 1988
- Ardco, Inc.
- Robert G. O'Neal
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Hot gas defrost refrigeration system
- Publication number 20020078699
- Publication date Jun 27, 2002
- Kenneth E. Vogel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...