Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8786187 | Discharge lamp with an outer bulb surrounded by a wire gauze as explosion protection | Johannes Buttstaedt, Stefan Dünkel, Andreas Genz | 2014-07-22 |
| D690446 | Lamp | Johannes Buttstaedt, Stefan Dünkel, Andreas Genz | 2013-09-24 |