Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11662384 | Motor malfunction monitoring device, drive motor system and motor malfunction monitoring method | Kaishen LIU, Haiping XING, 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, Haiping XING, Feng Gao, Kai Wang +1 more | 2023-04-18 |
| 11596047 | Fracturing well site system | Kaishen LIU, Zhuqing MAO | 2023-02-28 |
| 11575249 | Cable laying device | Xiaolei Ji, Liang LV, Chunqiang Lan, Sheng Chang, Shuzhen CUI +2 more | 2023-02-07 |
| 11557887 | Cable laying device | Xiaolei Ji, Yibo Jiang, Liang LV, Sheng Chang, Shuzhen CUI +1 more | 2023-01-17 |