Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018130 | Low-pressure mercury vapor discharge lamp with amalgam | Antonius Cornelis Van Den Broek, John Elen, Frank Kloek, Koen Lenaerts, Heleen Esch | 2011-09-13 |
| 5294863 | Lamp/reflector unit with improved mounting means | Josephus F. Rijckaert | 1994-03-15 |
| 5278744 | Illumination device and luminaire for use therein | Manfred Kiesling | 1994-01-11 |
| 5272409 | Capped lamp/reflector unit | Hendrikus A. M. Van Dulmen, Herbert Kreus | 1993-12-21 |