Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045579 | Method for managing communication connections by network address translating (NAT) network nodes | Ernst Horvath, Karl Klaghofer | 2011-10-25 |
| 7864040 | Localization system and localization method and mobile position data transmitter | Thomas Hanna, Klaus-Josef Kunte, Rainer Zimmermann | 2011-01-04 |
| 7630294 | Method and communication arrangement for alternately operating a terminal at at least two communication nodes | Stefan Berndt, Thomas Hanna, Bernd Hinz, Thorsten Laux, Ralf Neuhaus +3 more | 2009-12-08 |
| 7590849 | Method and control program for operating a communication terminal for packet-oriented data transmission | Stefan Berndt, Bernd Hinz, Thorsten Laux, Ralf Neuhaus, Christian Scheering +2 more | 2009-09-15 |
| 7372876 | Method for setting up a useful data link between terminals in a VoIP system | Urich Abel, Roland Roth, Rainer Zimmermann | 2008-05-13 |
| 7222367 | System for computer-aided monitoring of the use of licenses | Werner Behr, Ralf Brese, Rainer Zimmermann, Achim Minderlein | 2007-05-22 |