Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654530 | Auditory canal insert for hearing aids | Christof Haertl | 1997-08-05 |
| 5636285 | Voice-controlled hearing aid | — | 1997-06-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654530 | Auditory canal insert for hearing aids | Christof Haertl | 1997-08-05 |
| 5636285 | Voice-controlled hearing aid | — | 1997-06-03 |