Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8483855 | Method and device for the playback of digital audio signals | Jörg Schrepfer, Manfred Neumann | 2013-07-09 | $8,535,000 |
| 8204236 | Protection procedure for speaker systems | — | 2012-06-19 | $5,720,000 |