Henry B. Kelly

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Stillwater, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Detection of a digital data fingerprint
- Patent number 6,973,573
- Issue date Dec 6, 2005
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE
Information Patent Grant
Hiding digital data in a digital audio or video carrier signal
- Patent number 6,768,709
- Issue date Jul 27, 2004
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc hidden data technique
- Patent number 6,717,899
- Issue date Apr 6, 2004
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE
Information Patent Grant
Copy protection through symbol substitution and induced errors
- Patent number 6,715,122
- Issue date Mar 30, 2004
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc authentication using alternate data modulation encodin...
- Patent number 6,487,155
- Issue date Nov 26, 2002
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Audio-Video Frame Synchronization in a Multimedia Stream
- Publication number 20130141643
- Publication date Jun 6, 2013
- Doug Carson & Associates, Inc.
- Eric M. Carson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Copy protection through symbol substitution and induced errors
- Publication number 20010028615
- Publication date Oct 11, 2001
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE
Information Patent Application
Hiding digital data in a digital audio or video carrier signal
- Publication number 20010024420
- Publication date Sep 27, 2001
- Doug Carson & Associates, Inc.
- Douglas M. Carson
- G11 - INFORMATION STORAGE