Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9215606 | Transmission of content-related data of an OTT provider to a telecommunications device using a telecommunications network | — | 2015-12-15 |
| 8886242 | Push-to-talk interworking | Matthias Britsch, Norbert Esseling | 2014-11-11 |
| 8442497 | Method for linking internet-based forums and web logs to a push to talk platform | — | 2013-05-14 |
| 8351970 | Method for extending a push to talk communication service | — | 2013-01-08 |
| 8180330 | Method for collecting user behavior during run-time in a mobile 3GPP IP-based multimedia subsystem (IMS) | — | 2012-05-15 |
| 7770216 | Transparent access authentication in GPRS core networks | Matthias Britsch | 2010-08-03 |
| 7627316 | Method for registration of a communication terminal with an IMS services network utilizing an SMS message sent to the communication terminal | — | 2009-12-01 |