Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819050 | Metal halide lamp with trace T1I filling for improved dimming properties | Huiling Zhu, Stefaan Lambrechts | 2004-11-16 |
| 6768248 | Electrodeless lamp | Robert Chandler, Oleg Popov, Edward K. Shapiro | 2004-07-27 |
| 6717364 | Thallium free—metal halide lamp with magnesium halide filling for improved dimming properties | Huiling Zhu | 2004-04-06 |