Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800884 | Magnetic induction hearing aid | Jorgan Heide, Timothy D. Gooch, Anthony D. Prescott, Jim Davidson, Eric A. Renz | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800884 | Magnetic induction hearing aid | Jorgan Heide, Timothy D. Gooch, Anthony D. Prescott, Jim Davidson, Eric A. Renz | 1989-01-31 |