Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4983236 | Process and device for machine application of sealing glands to electric lines | — | 1991-01-08 |
| 4428377 | Method for the electrical stimulation of the auditory nerve and multichannel hearing prosthesis for carrying out the method | Christian Hoffmann, Eberhard Zwicker | 1984-01-31 |
| 4403118 | Method for generating acoustical speech signals which can be understood by persons extremely hard of hearing and a device for the implementation of said method | Christian Hoffmann, Eberhard Zwicker | 1983-09-06 |
| 4390756 | Method and apparatus for generating electrocutaneous stimulation patterns for the transmission of acoustic information | Christian Hoffmann, Eberhard Zwicker | 1983-06-28 |
| 4289935 | Method for generating acoustical voice signals for persons extremely hard of hearing and a device for implementing this method | Christian Hoffmann, Eberhard Zwicker | 1981-09-15 |