Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5950126 | Network operator controlled usage of long distance carriers | Keijo Palviainen | 1999-09-07 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5950126 | Network operator controlled usage of long distance carriers | Keijo Palviainen | 1999-09-07 |