Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781385 | Apparatus for detecting current direction in bridge circuits and method thereof | Jin Wang, Zhigan Wu | 2004-08-24 |
| 6778410 | DC-to-DC converter | Jianhong Zeng, Qingyou Zhang | 2004-08-17 |