Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8699253 | Control method for soft switch circuit in switch power source | Chuntao Zhang, Xiaofei Zhang | 2014-04-15 |
| 8416592 | Control method for soft switch circuit in switch power supply | Chuntao Zhang, Xiaofei Zhang | 2013-04-09 |
| 8063671 | Driving circuit of switch device | — | 2011-11-22 |