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Seamless wireless mobility
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Patent number 8,085,717
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Issue date Dec 27, 2011
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AT&T Intellectual Property I, L.P.
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Douglas O'Neil
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Application services gateway
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Patent number 8,060,557
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Issue date Nov 15, 2011
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AT&T Intellectual Property I, L.P.
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John A. Hicks, III
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Seamless wireless mobility
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Patent number 7,720,040
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Issue date May 18, 2010
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AT&T Intellectual Property I, L.P.
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Douglas O'Neil
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communication environment switchover
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Patent number 7,646,777
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Issue date Jan 12, 2010
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AT&T Intellectual Property I, L.P.
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John Alson Hicks, III
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Seamless wireless mobility
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Patent number 7,574,207
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Issue date Aug 11, 2009
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AT&T Intellectual Property I, L.P.
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Douglas O'Neil
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Network interface device
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Patent number 7,262,695
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Issue date Aug 28, 2007
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AT&T Intellectual Property, Inc.
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John A. Hicks, III
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Application services gateway
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Patent number 7,209,945
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Issue date Apr 24, 2007
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BellSouth Intellectual Property Corporation
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John A. Hicks, III
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H04 - ELECTRIC COMMUNICATION TECHNIQUE