Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7411769 | Overvoltage protection device | Joachim Schimanski, Martin Wetter, Joachim Wosgien, Christian Birkholz, Michael Tegt +1 more | 2008-08-12 |
| 7324319 | Surge protection device | Martin Wetter, Joachim Wosgien | 2008-01-29 |
| 6671126 | Overvoltage protection device | Martin Wetter, Joachim Wosgien | 2003-12-30 |