Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209301 | Device for surface strengthening of metal plate based ultrasonic vibration | Yunhe Zou, Qibing Wang, Shufeng Tang, Shijie Guo, Jianxin Wu +11 more | 2025-01-28 |
| 12113458 | Drive system with common DC bus | Xiaoling Li, Belly Lei | 2024-10-08 |
| 12034292 | Adjustable speed drive with integrated solid-state circuit breaker and method of operation thereof | Seth O'Brien, Thomas M. Ruchti | 2024-07-09 |
| 12021444 | System and method for compact motor control with redundant power structures | Joseph Paul Uphaus | 2024-06-25 |
| 11967891 | Mitigation of harmonic disturbances in a power converter | — | 2024-04-23 |
| 11843331 | Determining an initial position of a rotor of a permanent magnet synchronous machine | Yaojin Mo, Jimmy Qi, Tony Zhao, Hao Cai | 2023-12-12 |
| 11791619 | Motor control device with solid state circuit breaker | Xin Zhou, Thomas M. Ruchti | 2023-10-17 |
| 11777305 | Protection of an electrical apparatus | — | 2023-10-03 |
| 11631973 | Adjustable speed drive with integrated solid-state circuit breaker and method of operation thereof | Seth O'Brien, Thomas M. Ruchti | 2023-04-18 |
| 11575256 | Matrix converter with solid state circuit breaker | Xin Zhou | 2023-02-07 |
| 11444562 | Determining an initial position of a rotor of a permanent magnet synchronous machine | Yaojin Mo, Jimmy Qi, Tony Zhao, Hao Cai | 2022-09-13 |
| 11437806 | Protection of an electrical apparatus | — | 2022-09-06 |
| 11418141 | Hybrid drive apparatus | Adam Krug | 2022-08-16 |
| 11205979 | Fault tolerant motor and zone controller apparatus | Jin Li | 2021-12-21 |
| 11177648 | System and method for compact motor control with redundant power structures | Joseph Paul Uphaus | 2021-11-16 |
| 11152780 | Adjustable speed drive with integrated solid-state circuit breaker and method of operation thereof | Seth O'Brien, Thomas M. Ruchti | 2021-10-19 |
| 11139649 | Motor control system with integrated solid-state contactor and relays and method of operation thereof | Joseph Paul Uphaus | 2021-10-05 |
| 11063550 | Active harmonic filter and regenerating energy control apparatus and method of operation | — | 2021-07-13 |
| 11038340 | Soft-starter AC-AC converter with integrated solid-state circuit breaker and method of operation thereof | Kaijam M. Woodley | 2021-06-15 |
| 10594246 | Board-level motor control system with integrated protection and control components | Joshua B. Gross, Joseph Paul Uphaus, Thomas M. Ruchti, Kaijam M. Woodley | 2020-03-17 |
| 10377598 | Dynamic performance and active damping methods in web winder tension control systems | Wenxi Yao, Fayi Chen, Zhengyu Lu | 2019-08-13 |
| 10355585 | Variable frequency drive circuit with overvoltage protection | Youdong He, Xiaoling Li | 2019-07-16 |
| 10333455 | System and method for consistent speed regulation in a variable frequency drive | Xiaomeng Cheng, Peijun Zhu, Dongxiao Wu, Kayle Wang, Qian ZHANG | 2019-06-25 |
| 10333444 | System and method for stability control in adjustable speed drive with DC link thin film capacitor | Wenxi Yao, Zhentian Qian | 2019-06-25 |
| 9998060 | System and method for capacitor fault energy interruption in adjustable speed drives | Tony Shuo Tao, Xiaoling Li | 2018-06-12 |