Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570472 | Low-pass filter | — | 2003-05-27 |
| 6566984 | Resonator filter with reduced variation in the pass band attenuation | Tapani Vistbacka | 2003-05-20 |
| 6566985 | High-pass filter | Tapani Vistbacka | 2003-05-20 |