Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628773 | Process for providing the subscriber number of the calling subscriber, service unit, and private communication network | Hartmut Weik | 2003-09-30 |
| 6611821 | Method of charging for the use of an internet service plus a service control unit and a service provider unit | Uwe Stahl, Harald Orlamunder, Gerd Siegmund | 2003-08-26 |
| 6570977 | Connection setup method, service control point, and communications network | Uwe Stahl | 2003-05-27 |
| 6570979 | Compatibility server with in-supported telephone number portablility | Hartmut Weik | 2003-05-27 |
| 6571100 | Method of providing a personal communications service, call routing method, and service control point | — | 2003-05-27 |