Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324447 | Method of producing a low-pressure mercury vapor discharge lamp | Cornelis J. van den Broek | 1982-04-13 |
| 4233653 | Low-pressure mercury vapor discharge lamp | Hermanus M. Jongerius | 1980-11-11 |