Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6763464 | Self-protecting documents | Xin Wang, Prasad Ram | 2004-07-13 |
| 6754642 | Method and apparatus for dynamically assigning usage rights to digital works | Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael Raley, Guillermo Lao +1 more | 2004-06-22 |