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David A. Springer
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Winters, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Diversion damper
Patent number
9,175,873
Issue date
Nov 3, 2015
NIGHTBREEZE CORP.
Gregory S. Sheldon
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Integrated dehumidification system
Patent number
8,397,522
Issue date
Mar 19, 2013
Davis Energy Group, Inc.
David A. Springer
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
System and method for pre-cooling of buildings
Patent number
7,992,630
Issue date
Aug 9, 2011
Davis Energy Group, Inc.
David A. Springer
G05 - CONTROLLING REGULATING
Information
Patent Grant
Slab edge insulating form system and methods
Patent number
7,596,915
Issue date
Oct 6, 2009
Davis Energy Group, Inc.
Brain E. Lee
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Integrated ventilation cooling system
Patent number
7,398,821
Issue date
Jul 15, 2008
Davis Energy Group
Leo I. Rainer
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Night-storage underfloor cooling systems
Patent number
5,542,260
Issue date
Aug 6, 1996
Richard C. Bourne
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combined refrigerator water heater
Patent number
5,220,807
Issue date
Jun 22, 1993
Davis Energy Group, Inc.
Richard C. Bourne
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Energy-saving protected roof systems
Patent number
5,174,128
Issue date
Dec 29, 1992
Davis Energy Group, Inc.
Richard C. Bourne
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Modular back side radiant heating panels with spring retention devices
Patent number
5,131,458
Issue date
Jul 21, 1992
Davis Energy Group, Inc.
Richard C. Bourne
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Information
Patent Application
DIVERSION DAMPER
Publication number
20110247694
Publication date
Oct 13, 2011
DAVIS ENERGY GROUP, INC
Gregory S. SHELDON
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Integrated dehumidification system
Publication number
20090277193
Publication date
Nov 12, 2009
DAVIS ENERGY GROUP, INC
David A. Springer
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Slab edge insulating form system and methods
Publication number
20070289239
Publication date
Dec 20, 2007
DAVIS ENERGY GROUP, INC
Brian E. Lee
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
System and method for pre-cooling of buildings
Publication number
20070227721
Publication date
Oct 4, 2007
DAVIS ENERGY GROUP, INC
David A. Springer
G05 - CONTROLLING REGULATING
Information
Patent Application
Integrated dehumidification system
Publication number
20050235666
Publication date
Oct 27, 2005
DAVIS ENERGY GROUP, INC
David A. Springer
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Integrated ventilation cooling system
Publication number
20020124992
Publication date
Sep 12, 2002
Leo I. Rainer
F24 - HEATING RANGES VENTILATING