Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8971061 | Off time control method for switching regulator | En Li, Yang Shi, Junming Zhang, Yuancheng Ren | 2015-03-03 |
| 8315072 | Controller for switching power supply | En Li | 2012-11-20 |
| 8238123 | Frequency limitation method with time hysteresis used in quasi-resonant control | Junming Zhang, Yuanchang Ren, Jin-Kui Hu, Yang Shi | 2012-08-07 |
| 8238124 | Dual-mode constant load control circuits and associated methods | En Li | 2012-08-07 |
| 8054655 | Tail current control of isolated converter and apparatus thereof | James C. Moyer, Kaiwei Yao, Yuxin Li, Junming Zhang | 2011-11-08 |