Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8050438 | Closure element for housing openings during a tumbling process | Peter Nikles, Erika Radick, Christian Schmitt, Erwin Singer, Cornelia Wiedenbrüg | 2011-11-01 |
| 8027497 | Hearing device with rechargeable battery and movably mounted charging contacts | Harald Klemenz, Thomas Lotter, Herve Schulz, Erwin Singer, Roland Weigert | 2011-09-27 |