Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7119490 | Starter for minimizing damage to lamp electrodes of a discharge lamp at startup | Marco Haverlag | 2006-10-10 |
| 6111359 | Integrated HID reflector lamp with HID arc tube in a pressed glass reflector retained in a shell housing a ballast | Dale E. Work, Mark W. Fellows, Gregory J. Nelson, Kent Collins, Robertus A. J. Keyser +6 more | 2000-08-29 |
| 5923127 | High-pressure discharge lamp with miniature discharge vessel and integrated circuitry | Robertus A. J. Keijser, Oscar Deurloo, Aswin J. G. Linden, Arthur Kimmels | 1999-07-13 |
| 5811933 | High-pressure discharge lamp | Hubertus C. M. Van Den Nieuwenhuizen, Martinus J.M. Kessels, Gerardus M. J. F. Luijks, Hendrik Mattheus Bleeker | 1998-09-22 |
| 5808398 | Metal halide lamp having specific volume pressure ratio | Jan A. J. Stoffels | 1998-09-15 |