Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8412825 | Group access to IP multimedia subsystem service | Johannes Van Elburg, Patrick Timmers, Rogier August Caspar Joseph Noldus, Gert Oster | 2013-04-02 |
| 8150969 | Group access to IP multimedia subsystem service | Johannes Van Elburg, Patrick Timmers, Rogier August Caspar Joseph Noldus, Gert Oster | 2012-04-03 |
| 8112523 | Group access to IP multimedia subsystem service | Johannes Van Elburg, Patrick Timmers, Rogier August Caspar Joseph Noldus, Gert Oster | 2012-02-07 |