Daniel Zenchelsky

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Los Gatos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Conditional access system and method for prevention of replay attacks
- Patent number 8,681,979
- Issue date Mar 25, 2014
- TiVo Inc.
- David C. Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conditional access system and method for prevention of replay attacks
- Patent number 8,036,382
- Issue date Oct 11, 2011
- TiVo Inc.
- David C. Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conditional access system and method prevention of replay attacks
- Patent number 7,590,240
- Issue date Sep 15, 2009
- TiVo Inc.
- David C. Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for improving bandwidth efficiency
- Patent number 6,965,730
- Issue date Nov 15, 2005
- TiVo, Inc.
- David Chamberlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CONDITIONAL ACCESS SYSTEM AND METHOD FOR PREVENTION OF REPLAY ATTACKS
- Publication number 20120027208
- Publication date Feb 2, 2012
- TiVo Inc,
- David C. Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONDITIONAL ACCESS SYSTEM AND METHOD FOR PREVENTION OF REPLAY ATTACKS
- Publication number 20090316895
- Publication date Dec 24, 2009
- TIVO INC.
- David C. Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for improving bandwidth efficiency
- Publication number 20040223722
- Publication date Nov 11, 2004
- David Chamberlin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Conditional access system and method prevention of replay attacks
- Publication number 20040126093
- Publication date Jul 1, 2004
- David C Platt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE