Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572193 | Method for authentication and protection of subscribers in telecommunications systems | Louis D. Finkelstein, Larry C. Puhl | 1996-11-05 |
| 5276911 | Contention reducing technique for a radio frequency communication system | Stephen N. Levine, Douglas C. Dominiak | 1994-01-04 |
| 5239294 | Method and apparatus for authenication and protection of subscribers in telecommunication systems | Louis D. Finkelstein, Larry C. Puhl | 1993-08-24 |