Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7319679 | Method for reducing the latency during the transmission of information in a GPRS network | — | 2008-01-15 |
| 6934531 | Method for improving the security of authentication procedures in digital mobile radio telephone systems | Jörg Thelen | 2005-08-23 |
| 6917798 | Method for the real-time billing of telecommunication links when a subscriber is located outside his home network | Jörg Thelen | 2005-07-12 |
| 6799041 | Method for setting up a connection between a mobile radio network and a destination call number in a private communication network | Jan Dressel | 2004-09-28 |