Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7973480 | High-pressure discharge lamp having an outer envelope arranged around a discharge vessel | Leo Gustaaf Joanna Emiel Marien, Willibrordus Spijker, Nancy Jean Caruso | 2011-07-05 |
| 7550924 | High-pressure discharge lamp having a metal exhaust tube | Leo Gustaaf Joanna Emiel Marien, Willibrordus Hubertus Martinus Maria Van De Spijker, Nancy Jean Caruso | 2009-06-23 |