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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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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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Service multiplexer
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Patent number 6,337,849
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Issue date Jan 8, 2002
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British Telecommunications public limited company
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Avril Joy Smith
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Rate controller
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Patent number 6,327,269
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Issue date Dec 4, 2001
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British Telecommunications public limited company
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John Leonard Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Broadband switching system
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Patent number 6,222,823
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Issue date Apr 24, 2001
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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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Broadband switching network
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Patent number 5,504,744
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Issue date Apr 2, 1996
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British Telecommunications public limited company
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Method of communication
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Patent number 5,414,698
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Issue date May 9, 1995
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British Telecommunications public limited company
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Mobile communications system
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Patent number 5,168,498
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Issue date Dec 1, 1992
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British Telecommunications public limited company
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communication system
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Patent number 5,142,532
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Issue date Aug 25, 1992
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British Telecommunications Public Limited Company
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communications systems
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Patent number 5,008,663
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Issue date Apr 16, 1991
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British Telecommunications public company limited
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communications systems
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Patent number 4,933,935
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Issue date Jun 12, 1990
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British Telecommunications p.l.c.
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communications network
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Patent number 4,817,088
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Issue date Mar 28, 1989
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British Telecommunications p.l.c.
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John L. Adams
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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