Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43065 | Procedure and system for the transmission of information and establishment of a telecommunication connection | Tuomo Gröhn, Olli Perä, Sami Ala-Luukko | 2012-01-03 |
| 6880001 | System for managing and exchanging telecommunication system subscriber data stored in a single logical subscriber database | Jorma Jaakkola | 2005-04-12 |
| 6628951 | Procedure and system for the transmission of information and establishment of a telecommunication connection | Tuomo Gröhn, Olli Perä, Sami Ala-Luukko | 2003-09-30 |
| 6373933 | Method for implementing transaction-based billing for telephone services | Jukka Airaksinen, Martti Kosonen, Jorma Jaakkola | 2002-04-16 |