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Russell P. Gundrum
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Kingwood, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Induction neutralizing transformer
Patent number
8,059,725
Issue date
Nov 15, 2011
AT&T Intellectual Property I, L.P.
Russell P. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital subscriber line induction neutralizing transformer network
Patent number
7,433,412
Issue date
Oct 7, 2008
AT&T Intellectual Property L.; L.P.
Russell P. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital subscriber line induction neutralizing transformer network
Patent number
7,266,154
Issue date
Sep 4, 2007
The Southwestern Bell Telephone Co.
Russell F. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Induction Neutralizing Transformer
Publication number
20090060062
Publication date
Mar 5, 2009
AT&T Intellectual Property I, L.P.
Russell P. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital subscriber line induction neutralizing transformer network
Publication number
20070253494
Publication date
Nov 1, 2007
The Southwestern Bell Telephone Co.
Russell P. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital subscriber line induction neutralizing transformer network
Publication number
20030210747
Publication date
Nov 13, 2003
The Southwesten Bell Telephone Company
Russell P. Gundrum
H04 - ELECTRIC COMMUNICATION TECHNIQUE