Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971778 | Headlight for Vehicles | Dirk Schwemin | 2005-12-06 |
| 5725298 | Vehicular headlight providing high-beam and depressed-beam illumination, and light source therefor | Franz-Josef Kalze, Rolf Kiesel | 1998-03-10 |
| 4945454 | Reflector for dimmed or dimmable motor vehicle headlights | Wolfgang Bunse, Hans-Otto Ernst, Heinz Droste, Franz-Josef Kalze | 1990-07-31 |
| 4797790 | Dimmed motor vehicle headlight | Gunter Brodling, Franz Feyerabend, Peter Hubert, Franz Krahling, Karlernst Sewing +1 more | 1989-01-10 |
| 4727458 | Dimmed motor vehicle headlight | Heinz Droste, Heinrich Schäfer | 1988-02-23 |
| 4677532 | Screened vehicular headlight with an ellipsoidal reflector | Pietro-Antonio Mazziotti | 1987-06-30 |
| 4612608 | Dimmed vehicle headlight | — | 1986-09-16 |