Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7291983 | Ballast and igniter for a lamp having larger storage capacitor than charge pump capacitor | Yuequan Hu, Milan M. Jovanovic, Yuan NIU | 2007-11-06 |
| 7271545 | Ballast and igniter for a lamp having larger storage capacitor than charge pump capacitor | Yuequan Hu, Milan M. Jovanovic, Yuan NIU | 2007-09-18 |