Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8027497 | Hearing device with rechargeable battery and movably mounted charging contacts | Harald Klemenz, Thomas Lotter, Herve Schulz, Erwin Singer, Roland Weigert | 2011-09-27 |