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Francis Paul Maddens
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Cagnes-sur-Mer, FR
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last 30 patents
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Patent Grant
Method of adjusting the end of transmission in a modem
Patent number
5,003,582
Issue date
Mar 26, 1991
International Business Machines Corporation
Francis Maddens
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Device for detecting a data signal energy drop
Patent number
4,780,886
Issue date
Oct 25, 1988
International Business Machines Corporation
Francis Maddens
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method and device for synchronizing the receiver clock in a data tr...
Patent number
4,039,748
Issue date
Aug 2, 1977
International Business Machines Corporation
Francois Gabriel Caron
H04 - ELECTRIC COMMUNICATION TECHNIQUE