Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891011 | User-based digital rights management | Balaji S. Thenthiruperai, Kevin E. Hunter | 2011-02-15 |
| 7693840 | Method and system for distribution of common elements | David V. Berck | 2010-04-06 |
| 7603103 | Banded billing and associated invoice generation for communication service | Jesse M. Kates | 2009-10-13 |