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Rudy De Bruyn
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Derby, CT, US
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last 30 patents
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Patent Grant
Conferencing system for distributed switching network
Patent number
5,379,280
Issue date
Jan 3, 1995
IPC Information Systems, Inc.
John M. Cotton
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Distributed control switching network for multi-line telephone comm...
Patent number
5,255,264
Issue date
Oct 19, 1993
IPC Information Systems, Inc.
John M. Cotton
H04 - ELECTRIC COMMUNICATION TECHNIQUE