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Broadband switching network
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Patent number 7,035,211
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Issue date Apr 25, 2006
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British Telecommunications public limited company
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Avril J. Smith
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM transmission equipment
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Patent number 6,614,760
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Issue date Sep 2, 2003
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Kabushiki Kaisha Toshiba
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Muneyuki Suzuki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Packet telephone system
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Patent number 6,487,200
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Issue date Nov 26, 2002
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AT&T Corp.
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Alexander Gibson Fraser
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Multimedia switching system
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Patent number 6,483,842
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Issue date Nov 19, 2002
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Nortel Networks Limited
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Roy Harold Mauger
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Broadband switching system
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Patent number 6,452,905
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Issue date Sep 17, 2002
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British Telecommunications public limited company
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Avril J. Smith
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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