Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6241767 | Middle ear prosthesis | Martin Walger, Hartmut Meister | 2001-06-05 |
| 6217613 | Pressure-equalizing device as a prosthetic replacement for a eustachian tube | Martin Walger, Hartmut Meister | 2001-04-17 |
| 4899730 | Holder for medical instruments | Helmut Heckele | 1990-02-13 |