Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191530 | Method and apparatus to regulate illumination range of a motor vehicle | Joachim Hufnagel | 1993-03-02 |
| 5184024 | Apparatus to regulate the illumination range of a motor vehicle | Joachim Hufnagel | 1993-02-02 |