Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |