Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8316441 | System for protecting information | Patrick J. Ballester, Steven J. Pratt, Walter S. Richter, Max Smirnoff, James W. Tripp | 2012-11-20 |
| 6928551 | Method and apparatus for selectively denying access to encoded data | Larry Alan Lee, Robert L. Kilmer | 2005-08-09 |