Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788007 | Use of arc straightening in HID lamps operated at VHF frequencies | — | 2004-09-07 |
| 6737815 | Reducing vertical segregation in a HID lamp operated at VHF frequencies using simultaneous arc straightening and color mixing | — | 2004-05-18 |
| 6696800 | High frequency electronic ballast | Jerzy Janczak, Hendrik Anton Van Esveld, Ronald Hans Van Der Voort | 2004-02-24 |