Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7391162 | Luminaire with LED(s) and method for operating the luminaire | Ralph Rohlfing | 2008-06-24 |
| 7367686 | Position lamp for use with watercraft and ashore and having multiple light sources | Ralph Rohlfing | 2008-05-06 |
| 7134769 | Lantern, preferably for use on board ships, in particular leisure craft | Ralph Rohlfing | 2006-11-14 |
| 6695462 | Lighting installation, in particular as a danger light, obstruction light or daytime and night-time marker | Ralph Rohlfing | 2004-02-24 |
| 6554441 | Lighting installation, in particular as a danger light, and wind rotor installation with lighting installation | Ralph Rohlfing | 2003-04-29 |