Daniel J. Esteban

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LaGaude, FR

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Patents Grantslast 30 patents

Information Patent Grant
Terminal adapter having a multiple HDLC communication channels rece...
- Patent number 5,043,989
- Issue date Aug 27, 1991
- International Business Machines Corp.
- Philippe Dalmas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for compressing data relative to voice signals and device a...
- Patent number 4,216,354
- Issue date Aug 5, 1980
- International Business Machines Corporation
- Daniel J. Esteban
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantizing process with dynamic allocation of the available bit res...
- Patent number 4,142,071
- Issue date Feb 27, 1979
- International Business Machines Corporation
- Alain Croisier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Process for block quantizing an electrical signal and device for im...
- Patent number 4,051,470
- Issue date Sep 27, 1977
- International Business Machines Corporation
- Daniel J. Esteban
- H03 - BASIC ELECTRONIC CIRCUITRY