Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11540338 | Method for establishing a telecommunication connection in a telecommunication system and telecommunication system | Claus Rist, Michael Willmann, Michael Volkmann | 2022-12-27 |
| 11501260 | Method for automatically transmitting an imminent event via an interface to a terminal point associated with a user, and a conversion device designed therefor | Michael Willmann, Michael Volkmann, Claus Rist | 2022-11-15 |
| 10873981 | Method for establishing a telecommunication connection in a telecommunication system and telecommunication system | Claus Rist, Michael Willmann, Michael Volkmann | 2020-12-22 |
| 10574823 | Method for optimal utilization of an application-controlled queue for calls that is provided in a telecommunication system | Claus Rist, Michael Volkmann | 2020-02-25 |
| 10498779 | Method for transferring control of a conference call | Claus Rist, Michael Willmann | 2019-12-03 |
| 10075593 | Method for optimal utilization of an application-controlled queue for calls that is provided in a telecommunication system | Claus Rist, Michael Volkmann | 2018-09-11 |
| 10075595 | Method and system for establishing a telecommunications link | Claus Rist, Michael Volkmann | 2018-09-11 |
| 10003623 | Method for transferring control of a conference call | Claus Rist, Michael Willmann | 2018-06-19 |
| 9800733 | Method and system for establishing a telecommunications link in accordance with allocation information | Claus Rist, Michael Volkmann | 2017-10-24 |
| 9729725 | Method and system for establishing telecommunications links | Claus Rist, Michael Volkmann | 2017-08-08 |
| 9712616 | Method for calling up a media file in a telecommunication system, computer program product for executing the method, and telecommunication system for calling up the media file | Claus Rist, Bernd Gronostay | 2017-07-18 |
| 9602664 | Method for optimal utilization of an application-controlled queue for calls that is provided in a telecommunication system | Claus Rist, Michael Volkmann | 2017-03-21 |
| 9282190 | Method for transferring control of a conference call | Claus Rist, Michael Willmann | 2016-03-08 |
| 8086325 | Process control system with a charging function | Detlef Fischer, Oliver Kaiser, Hans-Jürgen Sauer, Thomas Schoch, Rainer Speh +3 more | 2011-12-27 |
| 7703093 | Method and process management system for the operation of a technical plant | Detlef Fischer, Oliver Kaiser, Hans-Jürgen Sauer, Thomas Schoch, Rainer Speh +3 more | 2010-04-20 |
| 7415497 | Method and apparatus for asynchronously transferring at least one message signal | Hans-Juergen Fluck, Alexej Gerstmaier | 2008-08-19 |