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Charles T. Whitfield
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Murfreesboro, TN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Track system for heater assembly
Patent number
8,571,395
Issue date
Oct 29, 2013
Backer EHP Inc.
Donald E. Porterfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heating coil assembly and methods for assembling the same
Patent number
6,593,553
Issue date
Jul 15, 2003
Emerson Electric Co.
Charles T. Whitfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electrical coil insulator
Patent number
5,880,440
Issue date
Mar 9, 1999
Emerson Electric Co.
Charles T. Whitfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
TRACK SYSTEM FOR HEATER ASSEMBLY
Publication number
20120074129
Publication date
Mar 29, 2012
Emerson Electric Co.
Donald E. Porterfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
RESISTIVE HEATING ELEMENT FOR ELECTRICAL HEATING
Publication number
20100237059
Publication date
Sep 23, 2010
Emerson Electric Co.
Donald E. Porterfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Heating coil assembly and methods for assembling the same
Publication number
20020139793
Publication date
Oct 3, 2002
Charles T. Whitfield
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR