Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278360 | Hearing aid wax guard with integral bridge | Manfred K. Carbe | 1994-01-11 |
| 5204917 | Modular hearing aid | Horst Arndt, Edward S. Kroetsch, Terrence D. Spencer | 1993-04-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278360 | Hearing aid wax guard with integral bridge | Manfred K. Carbe | 1994-01-11 |
| 5204917 | Modular hearing aid | Horst Arndt, Edward S. Kroetsch, Terrence D. Spencer | 1993-04-20 |