Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8344646 | Multiple voltage ballast | Ning Zhai | 2013-01-01 |
| 7518263 | Time delay control scheme for a power supply with multiple outputs | Hongjian Gan, Chaoqun Sun, Alpha J. Zhang | 2009-04-14 |