Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6223049 | Mobile communication system in which a numbering domain is divided into blocks by the use of indexing rules | Sirpa Aakula | 2001-04-24 |
| 6199161 | Management of authentication keys in a mobile communication system | — | 2001-03-06 |
| 6181939 | Method of processing mobile station data | — | 2001-01-30 |
| 6148192 | Checking the access right of a subscriber equipment | — | 2000-11-14 |
| 6091946 | Checking the access right of a subscriber equipment | — | 2000-07-18 |
| 5852781 | Establishing a group call in a mobile radio system | — | 1998-12-22 |
| 5752196 | Maintaining group data in a mobile communications system | Anna Sillanpaa | 1998-05-12 |