Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8000732 | Methods and apparatus for push to talk type service | Jan Holm, Hubert Przybysz | 2011-08-16 |
| 7991417 | Methods and apparatus for push to talk type service | Jan Holm | 2011-08-02 |