Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9438518 | Method and device for controlling DSP channels | Detlef Georg, Roland Roth, Norbert Schonfeld, Michael Willmann | 2016-09-06 |
| 4955729 | Hearing aid which cuts on/off during removal and attachment to the user | — | 1990-09-11 |
| 4573992 | Apparatus for receiving and reinfusing blood | — | 1986-03-04 |
| 4427010 | Method and means for cooling injured parts or areas of a human or animal body | — | 1984-01-24 |