Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7324811 | Method and devices for dialling services | Martin Kaibel, Heinz-Peter Keutmann | 2008-01-29 |
| 7099675 | Location update procedure when roaming from a first communication service domain to a second communications service domain | Heinz-Peter Keutmann | 2006-08-29 |
| 6757539 | Method and devices for dialling services | Martin Kaibel, Heinz-Peter Keutmann | 2004-06-29 |
| 6374107 | Local SCP for a mobile integrated intelligent network | Cornelius Boylan, John den Ridder | 2002-04-16 |