Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611821 | Method of charging for the use of an internet service plus a service control unit and a service provider unit | Wolfgang Lautenschlager, Harald Orlamunder, Gerd Siegmund | 2003-08-26 |
| 6570977 | Connection setup method, service control point, and communications network | Wolfgang Lautenschlager | 2003-05-27 |