Douglas R. Connally

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Mineral Wells, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for transferring special circuit telephone pairs
- Patent number 5,365,578
- Issue date Nov 15, 1994
- Industrial Technology
- James M. Buzbee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting digital carrier signals on telep...
- Patent number 5,297,167
- Issue date Mar 22, 1994
- Industrial Technology, Inc.
- James M. Buzbee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting digital carrier signals on telep...
- Patent number 5,140,614
- Issue date Aug 18, 1992
- Industrial Technology, Inc.
- James M. Buzbee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods of communicating over metallic conductors having multiple g...
- Patent number 4,790,001
- Issue date Dec 6, 1988
- Industrial Technology, Inc.
- Douglas R. Connally
- H04 - ELECTRIC COMMUNICATION TECHNIQUE