Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064231 | Short circuit protection circuit for a pulse width modulation (PWM) unit | Chao-Chun Chen, Jian-Hua Duan, Ya-Jiang Zhu | 2011-11-22 |
| 7864550 | Power adapter with voltage-stabilized compensation | Jian-Hua Duan, Rui-Xia Fei, Qing-Hua Su | 2011-01-04 |