Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11445560 | Method of establishing a voice over internet protocol, VoIP, call between a calling user equipment, UE, and a called UE | Ralf Keller, Afshin Abtin, Jinyin Zhu | 2022-09-13 |
| 11178173 | Technique for handling accesses of user equipments | Fredrik Lindholm | 2021-11-16 |
| 10326605 | Policy control in session initiation protocol forking | Ignacio Rivas Molina, Patrik Dannebro, Rikard Eriksson, Susana Fernandez Alonso, Fredrik Lindholm | 2019-06-18 |
| 10009747 | Emergency contact notification in IP multimedia subsystem (IMS) | Fredrik Lindholm | 2018-06-26 |
| 9866672 | Method and apparatus for assisted emergency calls | Fredrik Lindholm | 2018-01-09 |
| 9467907 | Handover of user-equipment (UE) undetected emergency calls | Ralf Keller, Fredrik Lindholm | 2016-10-11 |