Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424721 | Hearing aid with a directional microphone system as well as method for the operation thereof | — | 2002-07-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424721 | Hearing aid with a directional microphone system as well as method for the operation thereof | — | 2002-07-23 |