Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305547 | Sound attenuator as well as elements and a method of production thereof | Erin Komi, Jukka Tanttari, Antti Hynninen | 2025-05-20 |
| 6847722 | Method and equipment for attenuating sound in a duct | Vesa Valimaki, Kari Kirjavainen, Jukka Lekkala, Hannu Nykänen | 2005-01-25 |
| 6178820 | Sensor for measuring acceleration and sound pressure | Kari Kirjavainen, Jukka Lekkala, Hannu Nykänen | 2001-01-30 |