Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545995 | Maintenance of group call in mobile communication system | Osmo Schroderus | 2003-04-08 |
| 6546000 | Method for channel use in TDMA system, and TDMA system | Osmo Schroderus | 2003-04-08 |