Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325434 | Method for authenticating communications participants, system for application of the method and first communications participant and second communication participant for application in the system | Klaas P. Vlieg, Maria L. Wenas | 1994-06-28 |