Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856525 | Multichannel electrical stimulator with improved channel isolation | — | 1989-08-15 |
| 4823795 | Signal processor for and an auditory prosthesis having spectral to temporal transformation | — | 1989-04-25 |
| 4813417 | Signal processor for and an auditory prosthesis utilizing channel dominance | Sigfrid D. Soli | 1989-03-21 |