Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633768 | Restriction of communication duration in a telecommunications network | Jaana Hurme, Soili Haapala, Tomi Lindgren, Raili Numminen | 2003-10-14 |
| 6631275 | Method for accelerating call establishment in a radio communication system | Heikki Tuunanen | 2003-10-07 |