Tim Funderburk

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Villa Park, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiport conference circuit with multi-frame summing and voice lev...
- Patent number 4,274,155
- Issue date Jun 16, 1981
- GTE Automatic Electric Laboratories Inc.
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiport conference circuit with multi-frame summing
- Patent number 4,257,120
- Issue date Mar 17, 1981
- GTE Automatic Electric Laboratories Incorporated
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiport conference circuit with voice level coding
- Patent number 4,254,497
- Issue date Mar 3, 1981
- GTE Automatic Electric Laboratories, Inc.
- Tim Funderburk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE