Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10320291 | Control circuit and device with edge comparison for switching circuit | Pitleong Wong, Feng Xu, Siopang Chan, Yuancheng Ren | 2019-06-11 |
| 10317476 | Bus-based information collection system with micro power consumption for battery packages | Xiaojie Li, Xi Yan, Jiale Shu | 2019-06-11 |
| 10298129 | Power supplying circuit for drive of switching power supply and switching power supply | Aimin Xu, Pitleong Wong | 2019-05-21 |
| 10263610 | Control method and control circuit for switch circuit and switch circuit device | Pitleong Wong, Siopang Chan, Feng Xu, Yuancheng Ren | 2019-04-16 |
| 10218272 | Control circuit and control method for switch power supply, and switch power supply | Siopang Chan, Pitleong Wong, Yuancheng Ren | 2019-02-26 |
| 10205448 | Switch control circuit and switch circuit | Feng Xu, Pitleong Wong, Yuancheng Ren | 2019-02-12 |
| 10199949 | Active-clamp flyback circuit and control method thereof | Pitleong Wong | 2019-02-05 |
| 10153684 | Bleeder circuit | Guoqiang Liu, Bai Lang, Junming Zhang, Pitleong Wong, Yuancheng Ren | 2018-12-11 |
| 10143051 | Bleeder circuit and control method thereof, and LED control circuit | Guoqiang Liu, Pitleong Wong, Yuancheng Ren | 2018-11-27 |
| 10090684 | General control circuit for active balance | Danji Xi, Yongan Huang, Pitleong Wong | 2018-10-02 |
| 10090750 | Isolating switch circuit and control method thereof | Pitleong Wong, Yuancheng Ren | 2018-10-02 |
| 10075152 | Integrated circuit with multiplexed pin and pin multiplexing method | Yang CHENG, Pitleong Wong, Yuancheng Ren | 2018-09-11 |
| 9971367 | Voltage-deviation detecting and adjusting system for balance module of battery | Dashou Hua, Danji Xi, Liqin Wang | 2018-05-15 |
| 9918365 | Ripple removing circuit and LED control circuit applying the same | Lang Bai, Biliang HUANG, Yuancheng Ren | 2018-03-13 |
| 9787182 | Self-adaption current control circuit | Lang Bai, Biliang HUANG, Yuancheng Ren | 2017-10-10 |
| 9608532 | Body diode conduction optimization in MOSFET synchronous rectifier | Pitleong Wong, Yuancheng Ren | 2017-03-28 |
| 9472980 | Integrated buck/boost battery management for power storage and delivery | — | 2016-10-18 |
| 8872438 | LED light dimming with a target brightness | Yue Ji | 2014-10-28 |
| 8717186 | Detection of swelling in batteries | — | 2014-05-06 |
| 7812585 | Advanced current-mode control for switched regulators | Randy G. Flatness | 2010-10-12 |
| 7466112 | Variable frequency current-mode control for switched step up-step down regulators | Randy G. Flatness | 2008-12-16 |
| 7394231 | Current-mode control for switched step up-step down regulators | Randy G. Flatness | 2008-07-01 |
| 7365525 | Protection for switched step up/step down regulators | Randy G. Flatness | 2008-04-29 |
| 7256570 | Light load current-mode control for switched step up-step down regulators | Randy G. Flatness | 2007-08-14 |
| 6590791 | High input voltage, high efficiency, fast transient voltage regulator module (VRM) | Fred C. Lee | 2003-07-08 |