Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10028141 | Method and system for determining that a SIM and a SIP client are co-located in the same mobile equipment | Rolf Roesok | 2018-07-17 |
| 9503879 | Method for serving visitor subscribers in a mobile communication system | Olaf Valeur, Rolf Roesok | 2016-11-22 |