Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911143 | Method and system for advanced role-based access control in distributed and centralized computer systems | Virgil D. Gligor, Christoph Lingenfelder, Sven Lorenz | 1999-06-08 |