John B. Bartell

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Madison, AL, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method to backup communication occurring across a plural...
- Patent number 7,577,088
- Issue date Aug 18, 2009
- Adtran, Inc.
- Brad D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for protecting communication between a central of...
- Patent number 7,457,234
- Issue date Nov 25, 2008
- Adtran, Inc.
- John B. Bartell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Backplane architecture for providing both loop repeater and multipl...
- Patent number 6,396,844
- Issue date May 28, 2002
- Adtran, Inc.
- David L. Mack
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System and method to backup communication occurring across a plural...
- Publication number 20040146004
- Publication date Jul 29, 2004
- Brad D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE