Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7457627 | Transfer of information in a communication network with a verified QoS | Rainer Liebhart | 2008-11-25 |
| 7447217 | Method for establishing a communication link between subscriber stations of a switching system which comprises two communication networks | — | 2008-11-04 |
| 7024198 | Method for expediting a short message via a server when a communication participant of a communication network is not available | Volker Petersen | 2006-04-04 |