Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11211872 | Power-factor-correction rectifiers with soft switching | Yungtaek Jang, Misha Kumar, Tomas Sadilek | 2021-12-28 |
| 11025172 | Three-level modulation for wide output voltage range isolated DC/DC converters | Chi Zhang, Yang Jiao | 2021-06-01 |
| 10797630 | Method of modulating cascaded three-phase VFD | Kai Chen, Wenjiang Zhao, Yongqiang Lang | 2020-10-06 |
| 10574134 | Three-phase frequency converter, and dead zone compensation circuit and dead zone compensation method for the same | Wei Sun, Wenjiang Zhao, Yongqiang Lang | 2020-02-25 |
| 10153710 | Power supply and control method thereof | Laszlo Huber, Brian T. Irving | 2018-12-11 |
| 9812946 | Power converter and operating method thereof | Chia-Hsun Wu, Chih-Chiang Chan | 2017-11-07 |
| 9621070 | Power supply with multiple converters and averaged feedforward control | Brian T. Irving, Chih-Chiang Chan, Yu-Ming Chang, Milan M. Jovanovic | 2017-04-11 |
| 9331579 | Power balancing method for multiple module power supply using averaged feedback | Brian T. Irving, Chih-Chiang Chan, Yu-Ming Chang | 2016-05-03 |
| 8908397 | Power module and power conversion apparatus | Yong-Qiang Lang, Wei-Ren Chen | 2014-12-09 |
| 8730696 | Multi-level voltage converter | — | 2014-05-20 |
| 8345450 | Resonant converter having over-current protection apparatus and controlling method thereof | Chao Yan, Jianhong Zeng, Wenxin Zhang, Yiqing Ye, Jianping Ying +1 more | 2013-01-01 |
| 7911755 | Circuit arrangement for electrically controlling power and cooling arrangement | Luc Meysenc, Manfred Winkelnkemper, Peter Steimer | 2011-03-22 |
| 7817451 | Switch gear cell and converter circuit for switching a multiplicity of voltage levels with a switchgear cell such as this | Peter Steimer, Toufann Chaudhuri | 2010-10-19 |
| 7755918 | Converter circuit for switching a large number of switching voltage levels | Peter Steimer, Toufann Chaudhuri | 2010-07-13 |
| 7443698 | Converter circuit for switching of a multiplicity of switching voltage levels | Peter Steimer, Luc Meysenc | 2008-10-28 |
| 7292460 | Converter circuit for switching a large number of switching voltage levels | Jurgen Steinke, Peter Steimer, Luc Meysenc, Thierry Meynard | 2007-11-06 |
| 6349044 | Zero voltage zero current three level DC-DC converter | Francisco Canales-Abarca, Fred C. Lee | 2002-02-19 |