Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7996553 | Multi-user streaming | Ralf Keller, Thorsten Lohmar | 2011-08-09 |
| 7966404 | Proxy apparatus and method | Jan Hedin, George Vergopoulos, Jerker Widmark, Stefan Leupers | 2011-06-21 |
| 7958254 | Method and device for performing floor control | Ralf Keller, Thorsten Lohmar | 2011-06-07 |
| 7944873 | Method and system for access and accounting of point-to-multipoint services | Thorsten Lohmar, Ralf Keller | 2011-05-17 |