Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9083246 | Control circuit for primary side control of switching power supply | Qiang Zong, Pingan Zhao, Yajiang Zhu | 2015-07-14 |
| 8891259 | Control circuit and method for audible noise suppression in a power converter | Pingan Zhao, Hu Wang, Chao Gao | 2014-11-18 |
| 8213203 | Method and apparatus for controlling a constant current output in a switching mode power supply | Ruixia Fei, Tao Sun, Qinghua Su | 2012-07-03 |
| 8067727 | Portable composite bonding inspection system | Michael Featherby, Carl Edwards | 2011-11-29 |