Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7388333 | High pressure discharge lamp having emission matching an absorption spectrum of green plant | Volker Dirk Hildenbrand, Achim Gerhard Rolf Koerber, Johannes A. T. Schellen, Marco Haverlag, Cornelis Sander Pot | 2008-06-17 |
| 4445069 | Low-pressure discharge lamp | — | 1984-04-24 |