Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9389288 | System and method for maintaining soft switching condition in a gradient coil driver circuit | Rixin Lai, Lei Wang | 2016-07-12 |
| 9322890 | System and method for gradient amplifier control | Fei Xu, Tao Ma, Xi Lu, Xinhui Wu, Yimeng Shi +3 more | 2016-04-26 |
| 9287795 | System and method for power supply control | Tao Ma, Xi Lu, Yimeng Shi, Pengcheng Zhu, Garron Morris +3 more | 2016-03-15 |
| 8829715 | Switching coordination of distributed dc-dc converters for highly efficient photovoltaic power plants | Mohammed Agamy, Ahmed Elasser, Anthony William Galbraith, Maja Harfman Todorovic | 2014-09-09 |
| 8760164 | Magnetic resonant imaging gradient driver architecture | Juan M. Rivas Davila, Ljubisa Dragoljub Stevanovic | 2014-06-24 |
| 8502539 | Gradient amplifier system | Rixin Lai, Luis Jose Garces, Juan Manuel Rivas Davila, Song Chi, Wesley Michael Skeffington | 2013-08-06 |
| 8330299 | DC to DC power converters and methods of controlling the same | Robert Louis Steigerwald, Ahmed Elasser, Maja Harfman Todorovic, Mohammed Agamy | 2012-12-11 |
| 7915944 | Gate drive circuitry for non-isolated gate semiconductor devices | Antonio Caiafa, Jeffrey Joseph Nasadoski, John Stanley Glaser, Richard Alfred Beaupre | 2011-03-29 |
| 7714583 | Power supply for supplying multi-channel, stable, isolated DC power and method of making same | Pengcheng Zhu, Yunfeng Liu | 2010-05-11 |
| 7439682 | Current driving circuit for inductive loads | Antonio Caiafa | 2008-10-21 |
| 7327092 | Current driving circuit for inductive loads | Antonio Caiafa | 2008-02-05 |
| 7116166 | High fidelity, high power switched amplifier | Richard S. Zhang, Luis Jose Garces, Paul Michael Szczesny, Qiming Li, William F. Wirth | 2006-10-03 |
| 6988826 | Nano-calorimeter device and associated methods of fabrication and use | Anis Zribi, Azar Alizadeh, Suryaprakash Ganti, Loucas Tsakalakos, Kenneth Roger Conway | 2006-01-24 |
| 6930483 | Method/system for switched frequency ripple reduction in MRI gradient coils | Robert Louis Steigerwald, Michael Joseph Schutten | 2005-08-16 |
| 6424101 | Electronic ballast with feed-forward control | — | 2002-07-23 |
| 6400584 | Two stage switching power supply for connecting an AC power source to a load | Gert W. Bruning | 2002-06-04 |
| 6376991 | Circuit assembly for inclusion within fluorescent lamp | Sridhar Sundaram, Jose Azevedo | 2002-04-23 |
| 6353295 | Lamp electronic ballast with a piezoelectric cooling fan | Shri Sridhar, Vivek Mehrotra, Gert W. Bruning, Nicolaas Bernardus Roozen | 2002-03-05 |