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Arlington Heights, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Surged vapor compression heat transfer systems with reduced defrost...
Patent number
10,288,334
Issue date
May 14, 2019
XDX Global, LLC
David A. Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Surged heat pump systems and methods of defrosting an evaporator
Patent number
10,060,662
Issue date
Aug 28, 2018
XDX Global, LLC
David Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Surged heat pump systems and methods
Patent number
9,879,899
Issue date
Jan 30, 2018
XDX Global, LLC
David Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Surged vapor compression heat transfer systems with reduced defrost...
Patent number
9,127,870
Issue date
Sep 8, 2015
XDX Global, LLC
David Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Surged heat pump systems
Patent number
9,057,547
Issue date
Jun 16, 2015
XDX Global, LLC
David Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Patents Applications
last 30 patents
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Patent Application
Surged Vapor Compression Heat Transfer Systems with Reduced Defrost...
Publication number
20160187040
Publication date
Jun 30, 2016
XDX Global, LLC
David A. Wightman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...