Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192404 | Determination of distance between nodes in a computer network | Stephen A. Hurst, Dah Ming Chiu, Stephen R. Hanna | 2001-02-20 |
| 5491752 | System for increasing the difficulty of password guessing attacks in a distributed authentication scheme employing authentication tokens | Charles W. Kaufman, Morrie Gasser | 1996-02-13 |