Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7372950 | Method for supporting the communication of information via a communications system | Hartmut Weik, Wolfgang Lautenschlager, Uwe Stahl | 2008-05-13 |
| 6801526 | Server for supporting the establishment of telephone calls through an IP network | Uwe Stahl, Wolfgang Lautenschlager, Hartmut Weik | 2004-10-05 |
| 6466661 | Method of establishing a connection, as well as exchange, service computer and communications network | Wolfgang Lautenschlager | 2002-10-15 |
| 6343325 | Method of establishing a connection, as well as an exchange and a service control point | Matthias Horrer, Uwe Stahl | 2002-01-29 |
| 6067356 | Method of routing emergency calls | Wolfgang Lautenschlager, Hartmut Weik, Uwe Stahl | 2000-05-23 |
| 6002755 | Method for providing call-charge information as well as call-charge device, subscriber terminal and service unit | Wolfgang Lautenschlager, Uwe Stahl, Hartmut Weik | 1999-12-14 |
| 5943320 | Method of charging for the use of a telecommunications service, as well as a switching system, a service control point, and a network management facility | Hartmut Weik, Uwe Stahl, Wolfgang Lautenschlager, Rudiger Falkner | 1999-08-24 |
| 5251239 | Synchronizing method for SDH systems as well as method of and circuit arrangement for identifying different data structures | Karl-Albert Turban | 1993-10-05 |