Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9373455 | Spring-operated mechanism having delay circuit | Jörg Knospe, Henrik Lohrberg, Franz KORBER, Thomas Brenneis | 2016-06-21 |
| 7652221 | Contact drive arrangement | Henrik Lohrberg | 2010-01-26 |
| 7577267 | Hearing aid and hearing aid system | Roland Barthel, Bernd Beimel, Matthias Fröhlich | 2009-08-18 |
| 7574012 | Hearing aid with noise suppression, and operating method therefor | Volkmar Hamacher | 2009-08-11 |
| 7254245 | Circuit and method for adaptation of hearing device microphones | Georg-Erwin Arndt, Thomas Hanses, Torsten Niederdrank, Hartmut Ritter, Gunter Sauer | 2007-08-07 |