Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5973453 | Ceramic metal halide discharge lamp with NaI/CeI.sub.3 filling | Johannes Jacobus Franciscus Geijtenbeek | 1999-10-26 |
| 5498937 | Electrodeless high-pressure discharge lamp having coil supports of aluminum nitride supporting individual coil turns | Achim Gerhard Rolf Körber | 1996-03-12 |
| 5039912 | High-pressure discharge lamp | Willibrordus G. C. Verbeek | 1991-08-13 |
| 4978884 | Metal halide discharge lamp having low color temperature and improved color rendition | Hendrik Anton Van Esveld | 1990-12-18 |
| 4661746 | Electrodeless low-pressure discharge lamp | Pieter Postma | 1987-04-28 |
| 4450383 | Electric arrangement for starting and supplying a low-pressure discharge lamp | Auke G. van der Kooi | 1984-05-22 |
| 4401916 | High-pressure discharge lamp | Alfred E. T. Glenny, Petrus Antonius Marie Weerdesteijn | 1983-08-30 |
| 4377771 | Glow-discharge starter | — | 1983-03-22 |
| 4367432 | Blended lamp | Alfred E. T. Glenny | 1983-01-04 |