Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9258658 | Test device for a speaker module for a listening device | Frank Engel Rasmussen | 2016-02-09 |
| 8433072 | Hearing instrument using receivers with different performance characteristics | Christian Muller, Franz Treue, Christian Burger | 2013-04-30 |
| 8229127 | Active noise cancellation in hearing devices | Karsten Bo Rasmussen, Svend Oscar PETERSEN | 2012-07-24 |