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Stephen D. Flanagin
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Santa Monica, CA, US
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last 30 patents
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Patent Grant
PBX telephone system I/O interface
Patent number
4,674,082
Issue date
Jun 16, 1987
Telex Computer Products, Inc.
Stephen D. Flanagin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive delta modulation codec
Patent number
4,646,322
Issue date
Feb 24, 1987
Telex Computer Products, Inc.
Stephen D. Flanagin
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
PBX Telephone system remote synchronization
Patent number
4,556,970
Issue date
Dec 3, 1985
United Technologies Corporation
Stephen D. Flanagin
H04 - ELECTRIC COMMUNICATION TECHNIQUE