Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10248205 | Apparatus for recording audio and vibration content of event | — | 2019-04-02 |
| 10048927 | Audio display playback control | — | 2018-08-14 |
| 8000491 | Transducer device and assembly | Tapio Liusvaara | 2011-08-16 |
| 7382887 | Method and device for reducing high frequency error components of a multi-channel modulator | — | 2008-06-03 |