Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10191101 | System and method for detecting ground fault in a dc system | Dong Dong, Yan Pan | 2019-01-29 |
| 9744925 | DC power system for marine applications | Dong Dong, Di Zhang | 2017-08-29 |
| 9745038 | DC power system for marine applications | Di Zhang, Dong Dong, Konrad Roman Weeber, Ravisekhar Nadimpalli Raju, Steven Mankevich | 2017-08-29 |
| 9640982 | Over-voltage protection system and method | Song Chi, Dong Dong | 2017-05-02 |
| 9551767 | System and method to reduce power loss in a gradient amplifier | Juan Antonio Sabate, Wesley Michael Skeffington, Song Chi, Yimeng Shi, Yanjun Zhang | 2017-01-24 |
| 9537410 | System and method for series connecting electronic power devices | Rui Zhou, Luis Jose Garces, Ravisekhar Nadimpalli Raju, Di Zhang | 2017-01-03 |
| 9515568 | Power converter with a first string having diodes and a second string having switching units | Di Zhang, Luis Jose Garces | 2016-12-06 |
| 9496702 | Method and system for control and protection of direct current subsea power systems | Dong Dong, Luis Jose Garces, Song Chi, Maja Harfman Todorovic, Di Zhang | 2016-11-15 |
| 9438042 | Direct current power delivery system and method | Di Zhang, Luis Jose Garces, Jian Dai | 2016-09-06 |
| 9431918 | Grounding scheme for modular embedded multilevel converter | Di Zhang, Luis José Garcés Rivera, Ravisekhar Nadimpalli Raju, Andrew Allen Rockhill | 2016-08-30 |
| 9389288 | System and method for maintaining soft switching condition in a gradient coil driver circuit | Juan Antonio Sabate, Lei Wang | 2016-07-12 |
| 9325273 | Method and system for driving electric machines | Di Zhang, Luis Jose Garces, Andrew Allen Rockhill | 2016-04-26 |
| 9252681 | Power converter with a first string having controllable semiconductor switches and a second string having switching modules | Di Zhang, Luis Jose Garces, Andrew Allen Rockhill | 2016-02-02 |
| 9178349 | Method and system for architecture, control, and protection systems of modular stacked direct current subsea power system | Dong Dong, Song Chi, Ranjan Kumar Gupta, Di Zhang | 2015-11-03 |
| 8866565 | Systems and methods for providing an electric choke | Joseph Lucian Smolenski | 2014-10-21 |
| 8730690 | Systems and apparatus for reducing electromagnetic interference and methods of assembling the same | Joseph Lucian Smolenski | 2014-05-20 |
| 8502539 | Gradient amplifier system | Luis Jose Garces, Juan Antonio Sabate, Juan Manuel Rivas Davila, Song Chi, Wesley Michael Skeffington | 2013-08-06 |