Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7983013 | Operating and controlling insulated gate bipolar transistors in high speed failure mode situations | Fengtai Huang, Bryan M. Ludwig, Fred Flett, Subramanian Vadula, Richard J. Hampo | 2011-07-19 |
| 7800921 | DC/DC converter | Fred Flett, John M. Van Dyke | 2010-09-21 |
| 7456602 | System and method of commonly controlling power converters | Richard J. Hampo, John M. Van Dyke, Sayeed Ahmed | 2008-11-25 |
| 7449259 | Power converter architecture and method for integrated fuel cell based power supplies | Richard J. Hampo, Brian Wells | 2008-11-11 |
| 7362557 | Method, apparatus and article for bi-directional DC/DC power conversion | Christophe Soudier, Vinod Reddy, Venkatapathi Raju Nallapa | 2008-04-22 |
| 7295448 | Interleaved power converter | — | 2007-11-13 |
| 7289329 | Integration of planar transformer and/or planar inductor with power switches in power converter | Kanghua Chen, Sayeed Ahmed | 2007-10-30 |
| 7019996 | Power converter employing a planar transformer | John M. Van Dyke, Richard J. Hampo | 2006-03-28 |
| 7012822 | Integrated traction inverter module and DC/DC converter | Xingyi Xu | 2006-03-14 |
| 6937483 | Device and method of commutation control for an isolated boost converter | Xingyi Xu | 2005-08-30 |
| 6876556 | Accelerated commutation for passive clamp isolated boost converters | Jih-Sheng Lai, Fred C. Lee | 2005-04-05 |
| 6587356 | Start-up circuit and control for high power isolated boost DC/DC converters | Jin-Sheng Lai, Fred C. Lee | 2003-07-01 |
| 6452815 | Accelerated commutation for passive clamp isolated boost converters | Jih-Sheng Lai, Fred C. Lee | 2002-09-17 |