Kenneth J. Frett

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Crystal Beach, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Serial data channel metering attachment for metering channels to wh...
- Patent number 5,488,408
- Issue date Jan 30, 1996
- A. C. Nielsen Company
- Kenneth S. Maduzia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining channel to which a receiver is...
- Patent number 5,305,464
- Issue date Apr 19, 1994
- A. C. Nielsen Company
- Kenneth J. Frett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining channel reception of a receiver
- Patent number 4,723,302
- Issue date Feb 2, 1988
- A. C. Nielsen Company
- Allen L. Fulmer
- H03 - BASIC ELECTRONIC CIRCUITRY