Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12237764 | Switching methods for regulating resonant switched-capacitor converters | Wenhao Xie | 2025-02-25 |
| 10199935 | Hybrid boosting converters | Bin Wu | 2019-02-05 |
| 10074995 | Battery management converter system | Gregory T. Smedley, Roozbeh Naderi | 2018-09-11 |
| 10075067 | Two-switch switched-capacitor converters | Bin Wu, Sigmond Singer | 2018-09-11 |
| 9929667 | Circuit for direct energy extraction from a charged-particle beam | Frank J. Wessel, Mingying Gu, In Wha Jeong | 2018-03-27 |
| 9343189 | Circuit for direct energy extraction from a charged-particle beam | Frank J. Wessel, Mingying Gu, In Wha Jeong | 2016-05-17 |
| 8879290 | Unified control of single and three-phase power converters | Lihua Li, Taotao Jin | 2014-11-04 |
| 8279647 | Universal three phase controllers for power converters | Taotao Jin | 2012-10-02 |
| 8259477 | Multiphase resonant converter for DC-DC applications | Taotao Jin | 2012-09-04 |
| 8194428 | Unified control of single and three-phase power converters | Lihua Li, Taotao Jin | 2012-06-05 |
| 7796411 | Universal three phase controllers for power converters | Taotao Jin | 2010-09-14 |
| 7663268 | Converters for high power applications | Jun Wen | 2010-02-16 |
| 7471529 | Universal three phase controllers for power converters | Taotao Jin | 2008-12-30 |
| 6751104 | Single-stage power factor correction method to reduce energy storage capacitor voltage and circuit for same | Chongming Qiao, Thomas Brooks, Tetsuhiko Shimpo | 2004-06-15 |
| 6545887 | Unified constant-frequency integration control of three-phase power factor corrected rectifiers, active power filters and grid-connected inverters | Chongming Qiao | 2003-04-08 |
| 6297980 | Unified constant-frequency integration control of three-phase power corrected rectifiers, active power filters, and grid-connected inverters | Chongming Qiao | 2001-10-02 |
| 6249108 | Unified constant-frequency integration control of active power filters | Luowei Zhou | 2001-06-19 |
| 6084450 | PWM controller with one cycle response | K. Mark Smith, Zheren Lai | 2000-07-04 |
| 5886586 | General constant frequency pulse-width modulators | Zheren Lai | 1999-03-23 |
| 5617306 | One cycle control of bipolar switching power amplifiers | Zheren Lai | 1997-04-01 |
| 5559467 | Digital, pulse width modulation audio power amplifier with noise and ripple shaping | — | 1996-09-24 |
| 5278490 | One-cycle controlled switching circuit | — | 1994-01-11 |