Issued Patents All Time
Showing 1–25 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407253 | Dual active bridge converter control with select inactive states for loss distribution | Zahra Mohajerani, Shenli Zou | 2025-09-02 |
| 12365255 | Direct current fast charger system with low standby power | Ming Li, Yang Liu, Tyler Erikson, Steven E. Schulz | 2025-07-22 |
| 12316233 | Modulation to extend zero-voltage switching margin for dual-active bridge converter | Yanjun Shi, Zahra Mohajerani, Mohammad Nanda Rahmana Marwali | 2025-05-27 |
| 12283892 | Low loss power converter control | Maziar Mobarrez, Shenli Zou, Chanaka SINGHABAHU | 2025-04-22 |
| 12278560 | Electromagnetic interference mitigation for electric vehicle chargers | Ming Li, Steven E. Schulz | 2025-04-15 |
| 12107507 | Dual active bridge converter control with switching loss distribution | Shenli Zou, Zahra Mohajerani, Maziar Mobarrez | 2024-10-01 |
| 11984814 | Open loop phase pre-charge | Peizhong Yi, Robert W. Reese, Brian P. Brown, Jatinkumar Patel | 2024-05-14 |
| 11641167 | Transformerless parallel AFE with ground current regulator | James A. Ulrich, Ahmed S. Mohamed Sayed Ahmed, Nickolay N. Guskov | 2023-05-02 |
| 11402436 | System and method for ground fault detection | Jiangang Hu, Brian P. Brown, Andrew J. Roberts | 2022-08-02 |
| 11366147 | Motor stator resistance calculation | Bing Li, Jacob Lamb | 2022-06-21 |
| 11336206 | Switching frequency and PWM control to extend power converter lifetime | Yujia Cui, Garron Morris | 2022-05-17 |
| 11025052 | SCR based AC precharge protection | Andrew J. Roberts, Yogesh Patel, Jiangang Hu | 2021-06-01 |
| 10811990 | Multi-segment and nonlinear droop control for parallel operating active front end power converters | Ahmed S. Mohamed Sayed Ahmed, Ehsan Al-Nabi, Nirav Patel, Sang Woo Nam | 2020-10-20 |
| 10784797 | Bootstrap charging by PWM control | Willy E. Sedano, Peizhong Yi, Brian P. Brown | 2020-09-22 |
| 10725116 | Automatic system grounding condition detection | Jiangang Hu, Jeffrey D. McGuire | 2020-07-28 |
| 10541626 | Power conversion system with PWM carrier emulation | Jacob Lamb, Brian J. Seibel, Timothy M. Rowan | 2020-01-21 |
| 10476381 | Power conversion system and filter therefor | Christian S. Sartler, Jeremy J. Keegan, James A. Ulrich, Amanda D. Steven | 2019-11-12 |
| 10389213 | Apparatus for reduced voltage stress on AC motors and cables | Yuan Xiao, Navid R. Zargari, James A. Ulrich | 2019-08-20 |
| 10389263 | Motor drive with silicon carbide MOSFET switches | Kevin Baumann, Richard A. Lukaszewski, Rangarajan M. Tallam, Lee Gettelfinger, Garron Morris +6 more | 2019-08-20 |
| 10305368 | Method and apparatus for bypassing Cascaded H-Bridge (CHB) power cells and power sub cell for multilevel inverter | Navid R. Zargari, Yuan Xiao, Zhongyuan Cheng | 2019-05-28 |
| 10302688 | System and method for ground fault detection | Jiangang Hu, Zhijun Liu, Jeffrey D. McGuire | 2019-05-28 |
| 10217555 | Compact inductor | Xikai Sun, Wei Qian, Shaofeng Zhang, Haihui Lu, Yuan Xiao +2 more | 2019-02-26 |
| 10158299 | Common voltage reduction for active front end drives | Yujia Cui | 2018-12-18 |
| 10008952 | Power conversion system with conditioner capacitor discharge apparatus | Jiangang Hu, James A. Ulrich | 2018-06-26 |
| 9998030 | Converter lifetime improvement method for doubly fed induction generator | Russel J. Kerkman, Richard A. Lukaszewski, Haihui Lu, Zhenhuan Yuan | 2018-06-12 |