Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259434 | Motor malfunction monitoring device, drive motor system and motor malfunction monitoring method | Kaishen LIU, Shouzhe LI, Zhuqing MAO, Weiwei Liu, Liang Li +2 more | 2025-03-25 |
| 11816972 | Safety management method for well site person, safety management system, and storage medium | Hao Yang | 2023-11-14 |
| 11702920 | Fracturing control method and fracturing system | Zhuqing MAO, Shouzhe LI, Liang Li, Kaishen LIU | 2023-07-18 |
| 11662384 | Motor malfunction monitoring device, drive motor system and motor malfunction monitoring method | Kaishen LIU, Shouzhe LI, Zhuqing MAO, Weiwei Liu, Liang Li +2 more | 2023-05-30 |
| 11629589 | Ferromagnetic object detection device and method for detecting tubing coupling | Haojie Lin, Xin Wang, Feng Gao, Shouzhe LI, Kai Wang +1 more | 2023-04-18 |
| 11401927 | Status monitoring and failure diagnosis system for plunger pump | Hailong Li, Haiping Cui, Jixin Wang, Peng Li, Xiaobin Li | 2022-08-02 |
| 11047379 | Status monitoring and failure diagnosis system for plunger pump | Hailong Li, Haiping Cui, Jixin Wang, Peng Li, Xiaobin Li | 2021-06-29 |