Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366659 | Procedure for the transmission of a subscriber number | Teuvo Koponen | 2002-04-02 |
| 5309086 | Current measuring transducer operating on the compensation principle | Kai Johansson, Matti Lounila | 1994-05-03 |