Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9182106 | Device for adjusting an optical tube arranged in the housing of a headlight or optical device | Erwin Melzner, Michael Jonischkeit, Klaus-Dieter Stegmaier | 2015-11-10 |
| 7866856 | Lamp housing, particularly spotlight housing | Klaus-Dieter Stegmaier | 2011-01-11 |
| 7867018 | Apparatus for accommodating and making electrical contact with a luminous means in a spotlight | Harald H. Krieg, Erwin Melzner, Kerstin Schlegel, Thomas Dorner | 2011-01-11 |