Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6037848 | Electrically regulated filter having a selectable stop band | Mauri Alila | 2000-03-14 |
| 5604471 | Resonator device including U-shaped coupling support element | Pertti Puurunen, Seppo Salmela, Jarmo Valtonen, Kari Lohtander | 1997-02-18 |