Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881081 | Systems and methods for reducing AC drive common-mode currents | Rangarajan M. Tallam, David Leggate, David W. Kirschnik | 2011-02-01 |
| 7830036 | Power electronic module pre-charge system and method | Lixiang Wei, Ajith H. Wijenayake, Paul Thomas Krause, Michael Loth | 2010-11-09 |
| 7728544 | System and method for controlling input line harmonics in a motor drive | Wei Qian, Qiang Yin, Lixiang Wei | 2010-06-01 |
| 7602622 | Compensator with filter for use with a three-phase drive powering a one-phase load | Lixiang Wei, Gary L. Skibinski | 2009-10-13 |
| 7535738 | Method and apparatus including multi-drive configurations for medium voltage loads | Lixiang Wei, Gary L. Skibinski | 2009-05-19 |
| 7518891 | Auxiliary circuit for use with three-phase drive with current source inverter powering a single-phase load | Lixiang Wei, Gary L. Skibinski | 2009-04-14 |
| 7502238 | Rectifier for reducing current harmonics from unbalanced source | Lixiang Wei, Gary L. Skibinski | 2009-03-10 |
| 7477531 | Compensation circuit for use with a three-phase drive powering a single-phase load | Lixiang Wei, Gary L. Skibinski | 2009-01-13 |
| 7356441 | Junction temperature prediction method and apparatus for use in a power conversion module | Russel J. Kerkman, Lixiang Wei, Brian P. Brown, Neil Gollhardt, Bruce W. Weiss | 2008-04-08 |
| 7190143 | Pulse width modulation (PWM) rectifier with variable switching frequency | Lixiang Wei | 2007-03-13 |
| 7106025 | Cancellation of dead time effects for reducing common mode voltages | Qiang Yin, Russel J. Kerkman | 2006-09-12 |