Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6801526 | Server for supporting the establishment of telephone calls through an IP network | Uwe Stahl, Lothar Krank, Hartmut Weik | 2004-10-05 |
| 6763101 | Service unit using essential and non-essential service request message classifications | Uwe Stahl | 2004-07-13 |
| 6744855 | Service control platform | Heinrich Hintzen | 2004-06-01 |
| 6744871 | Method for routing service calls in a telecommunication network, as well as a telecommunication network, switching center and program module therefor | Hartmut Weik, Heike Felbecker-Janho | 2004-06-01 |