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POTS/packet bridge
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Patent number 9,407,773
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Issue date Aug 2, 2016
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AT&T Intellectual Property II, L.P.
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Joel Goldman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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POTS/packet bridge
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Patent number 7,929,519
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Issue date Apr 19, 2011
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AT&T Intellectual Property II, L.P.
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Joel Goldman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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-
-
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Pots/packet bridge
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Patent number 6,963,556
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Issue date Nov 8, 2005
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AT&T Corp.
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Joel Goldman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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-
-
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Pots/packet bridge
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Patent number 6,134,235
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Issue date Oct 17, 2000
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AT&T Corp.
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Joel Goldman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE