Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9955261 | Method and apparatus for adjusting a cross-over frequency of a loudspeaker | Pasi Ojala | 2018-04-24 |
| 8300872 | Method and device for detecting a displacement and movement of a sound producing unit of a woofer | Tapani Ritoniemi, Pekka Seppä | 2012-10-30 |
| 7672809 | Object tracker | Tapani Ritoniemi, Sami Kiiskilä | 2010-03-02 |