Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7806716 | Plug-in combination of appliances for protecting against overvoltages | Peter Zahlmann, Ralph Brocke, Edmund Zäuner, Michael Waffler, Sascha Ludewig +5 more | 2010-10-05 |