Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12294321 | Methods and system for estimating electric machine position offset | Yingfeng Ji, Yang Xu, Michael W. Degner | 2025-05-06 |
| 12071021 | Electric machine and control system for a vehicle powered by the electric machine | Wenbo Liu, Michael W. Degner | 2024-08-27 |
| 11774243 | Electrically-driven gyroscope having housing capable of alternate rotation | Wei Xu, Ling Qin | 2023-10-03 |
| 11757147 | System and method for resonant heating battery | Yang Xu, Silong Li, Joseph Sherman Kimmel, Michael W. Degner | 2023-09-12 |
| 11569770 | Electric machine noise attenuation | Wei Xu, Silong Li | 2023-01-31 |
| 11557999 | Dynamic pulse width modulation update | Xuemei Sun | 2023-01-17 |
| 11411516 | Detection and control of electric machine with any combination of position sensor number of pole pairs and electric machine number of pole pairs | Silong Li, Michael W. Degner | 2022-08-09 |
| 11332001 | DC bus voltage regulation in automotive vehicle during contactor open events | Wei Xu, Silong Li | 2022-05-17 |
| 11296644 | Alternating passive rectification and 3-phase-short control for motor fault protection | Xuemei Sun, Hongjie Wu, William Reynolds, Silong Li, Michael W. Degner | 2022-04-05 |
| 11063531 | Series connected DC input inverters | Yehui Han | 2021-07-13 |
| 10910985 | Vehicle electric motor closed-loop position holding control | Wei Xu, Silong Li | 2021-02-02 |
| 10833622 | Hybrid transmission wiring verification | Silong Li, Wei Xu, Yinghan Xu | 2020-11-10 |
| 10819197 | Constant duty ratio high frequency voltage injection-based resolver offset detection | Silong Li, Wei Xu | 2020-10-27 |
| 10723294 | High frequency voltage injection-based cable swap detection | Silong Li, Wei Xu, Michael W. Degner | 2020-07-28 |
| 10720806 | Rotor structure for electric machine assembly | Wei Xu, Zhichun Ma, Shuzhen Liu | 2020-07-21 |
| 10696175 | Variable inverter output | Wei Xu | 2020-06-30 |
| 10611363 | Methods and system for operating a variable voltage controller | Felicia Sun | 2020-04-07 |
| 10574099 | Optimized stator tooth for electric motor/generator | Wei Xu, Zhichun Ma, Shuzhen Liu | 2020-02-25 |
| 10536069 | Virtual resistance gate driver | Wei Xu, Silong Li | 2020-01-14 |
| 10525843 | Common mode current reduction hybrid drive system | Wei Xu, Yinghan Xu, Silong Li | 2020-01-07 |
| 10523148 | Reconfigurable winding connection for five-phase permanent magnet electric machine | Silong Li, Wei Xu | 2019-12-31 |
| 10500965 | Dithering a pulse width modulated base frequency to reduce EV noise | Wei Xu | 2019-12-10 |
| 10137790 | System and method for noise reduction in electrified vehicle powertrain with multi-three-phase electric drive | Wei Xu | 2018-11-27 |
| 10063180 | Multiple inverter hybrid drive system | Wei Xu, Shuzhen Liu, Zhichun Ma | 2018-08-28 |
| 9093940 | Methods of determining initial position of a rotor and systems thereof | Wei Xu, Robert Shaw | 2015-07-28 |