Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802000 | System for authenticating access to online content referenced in hardcopy documents | Daniel H. Greene, Thomas A. Berson | 2004-10-05 |
| 6754821 | System, method and article of manufacture for transition state-based cryptography | Thomas A. Berson, Matthew Franklin, Teresa F. Lunt, Diana K. Smetters | 2004-06-22 |
| 6728376 | System for encrypting documents with stencils | Matthew Franklin | 2004-04-27 |