Timothy I. Hentzel

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San Francisco, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for tracking a user's interaction with a resou...
- Patent number 6,877,007
- Issue date Apr 5, 2005
- Anna M. Hentzel
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM TO PROVIDE REFERENCE DATA FOR IDENTIFICATION OF D...
- Publication number 20070106405
- Publication date May 10, 2007
- Gracenote, Inc.
- Randall E. Cook
- G06 - COMPUTING CALCULATING COUNTING