Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969630 | Method for the deregistration of a user registered at a terminal via registration data, and also telecommunications system | George Leih | 1999-10-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969630 | Method for the deregistration of a user registered at a terminal via registration data, and also telecommunications system | George Leih | 1999-10-19 |