Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7274154 | CFL ballast with passive valley fill and crest factor control | Chandrashekara Atra | 2007-09-25 |
| 7190151 | High intensity discharge lamp ballast circuit | Thomas Ribarich, Masashi Sekine | 2007-03-13 |
| 7154232 | Ballast control IC with multi-function feedback sense | Peter Green, Thomas Ribarich | 2006-12-26 |