Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9896293 | Slitter-winder for winding of pulp webs | Jaakko Haapanen, Marko Jorkama, Arto Leskinen | 2018-02-20 |
| 6215376 | Filter construction and oscillator for frequencies of several gigahertz | Panu Hagstrom | 2001-04-10 |
| 6078231 | High frequency filter with a dielectric board element to provide electromagnetic couplings | — | 2000-06-20 |
| 5689221 | Radio frequency filter comprising helix resonators | Erkki Niiranen | 1997-11-18 |