Leonard J. Cook

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Lewisville, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for sound reduction of high efficiency furnaces
- Patent number 10,753,607
- Issue date Aug 25, 2020
- Lennox Industries Inc.
- Leonor Beakley
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Fan with reduced noise generation
- Patent number 7,351,041
- Issue date Apr 1, 2008
- Lennox Industries Inc.
- Robert B. Uselton
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vibration dampening device
- Patent number 7,137,268
- Issue date Nov 21, 2006
- Lennox Manufacturing Inc.
- Leonard J. Cook
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Fan with reduced noise generation
- Patent number 6,872,048
- Issue date Mar 29, 2005
- Lennox Industries, Inc.
- Robert B. Uselton
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR SOUND REDUCTION OF HIGH EFFICIENCY FURNACES
- Publication number 20190178493
- Publication date Jun 13, 2019
- Lennox Industries Inc.
- Leonor BEAKLEY
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Vibration dampening device
- Publication number 20060101840
- Publication date May 18, 2006
- Lennox Manufacturing Inc.
- Leonard J. Cook
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Fan with reduced noise generation
- Publication number 20050147496
- Publication date Jul 7, 2005
- LENNOX INDUSTRIES, INC.
- Robert B. Uselton
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Fan with reduced noise generation
- Publication number 20030098144
- Publication date May 29, 2003
- LENNOX INDUSTRIES, INC.
- Robert B. Uselton
- F24 - HEATING RANGES VENTILATING