John P. Eck

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Mount Prospect, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for finding digitally modulated signals
- Patent number 7,590,398
- Issue date Sep 15, 2009
- Zenith Electronics LLC
- John Eck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Autoscan system for determining translation between satellite and c...
- Patent number 7,376,387
- Issue date May 20, 2008
- Zenith Electronics LLC
- John Eck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television scrambling system
- Patent number 5,912,970
- Issue date Jun 15, 1999
- Zenith Electronics Corporation
- John P. Eck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound masking in phase reversal TV scrambling system
- Patent number 4,802,213
- Issue date Jan 31, 1989
- Zenith Electronics Corporation
- Richard W. Citta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AUTOSCAN SYSTEM FOR DETERMINING TRANSLATION BETWEEN SATELLITE AND C...
- Publication number 20070287377
- Publication date Dec 13, 2007
- Zenith Electronics Corporation
- John Eck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE