| 8811589 |
Method to provide an operator selection service as well as a communications network and a call server therefore |
Hartmut Weik |
2014-08-19 |
| 7676025 |
Method of listening in to calls |
Wolfgang Lautenschlager |
2010-03-09 |
| 7372950 |
Method for supporting the communication of information via a communications system |
Hartmut Weik, Lothar Krank, Wolfgang Lautenschlager |
2008-05-13 |
| 7260206 |
Method to provide an operator selection service as well as a communications network and a call server therefore |
Hartmut Weik |
2007-08-21 |
| 7123994 |
Power consumption management method |
Hartmut Weik, Nina Köstering, Stephan Rupp, Franz-Josef Banet |
2006-10-17 |
| 6801526 |
Server for supporting the establishment of telephone calls through an IP network |
Wolfgang Lautenschlager, Lothar Krank, Hartmut Weik |
2004-10-05 |
| 6763101 |
Service unit using essential and non-essential service request message classifications |
Wolfgang Lautenschlager |
2004-07-13 |
| 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 |
| 6343325 |
Method of establishing a connection, as well as an exchange and a service control point |
Matthias Horrer, Lothar Krank |
2002-01-29 |
| 6321096 |
Method of controlling call routing and a communication terminal |
Wolfgang Lautenschlager, Gerhard Tessmar |
2001-11-20 |
| 6289091 |
Method of making changes in a directory number administration, and directory number administration facility |
Wolfgang Lautenschlager |
2001-09-11 |
| 6263058 |
Charge information method |
Wolfgang Lautenschlager |
2001-07-17 |
| 6215770 |
Method of establishing a connection as well as an exchange, service computer and communications network |
Harald Orlamunder |
2001-04-10 |
| 6163605 |
Service unit for supporting the establishment of calls, as well as switching center, service control point, communications network, and method of establishing a call |
Matthias Horrer, Wolfgang Lautenschlager |
2000-12-19 |
| 6134306 |
Method and device for variable, current rate signalling of in-based value-added services |
Wolfgang Lautenschlager |
2000-10-17 |
| 6104792 |
Method of providing call charge information as well as service control facility, subscriber terminal exchange, terminal, and communication network |
Wolfgang Lautenschlager |
2000-08-15 |
| 6091809 |
Method of establishing a connection, as well as exchanges and a service control unit |
Wolfgang Lautenschlager |
2000-07-18 |
| 6067356 |
Method of routing emergency calls |
Wolfgang Lautenschlager, Hartmut Weik, Lothar Krank |
2000-05-23 |
| 6041110 |
Method and apparatus for providing a telecommunications service |
Wolfgang Lautenschlager |
2000-03-21 |
| 6002755 |
Method for providing call-charge information as well as call-charge device, subscriber terminal and service unit |
Lothar Krank, Wolfgang Lautenschlager, Hartmut Weik |
1999-12-14 |
| 5991375 |
Method of operating a communications network as well as a communications network and an interworking facility |
Wolfgang Lautenschlager |
1999-11-23 |
| 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, Wolfgang Lautenschlager, Lothar Krank, Rudiger Falkner |
1999-08-24 |
| 5926536 |
Method of establishing a connection as well as an exchange, service computer and communications network |
Harald Orlamunder |
1999-07-20 |
| 5784450 |
Method of establishing a connection to a subscriber through a first network, as well as service computer, switching facility, and terminal |
— |
1998-07-21 |
