Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395110 | Multi-winding-motor driving system, variable-frequency electric driving system, pumping system, fracturing device and wellsite equipment | Jifeng ZHONG, Yuanjie Xie | 2025-08-19 |
| 12382568 | Fracturing well site system | Kaishen LIU, Zhuqing MAO | 2025-08-05 |
| 12331626 | Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layout | Shuzhen CUI, Sheng Chang, Dawei ZHAO, Liang LV, Xincheng Li | 2025-06-17 |
| 12336081 | Fracturing well site system | Kaishen LIU, Zhuqing MAO | 2025-06-17 |
| 12326074 | Fracturing apparatus and control method thereof, fracturing system | Shuzhen CUI, Rikui Zhang, Dong Liu, Jifeng ZHONG, Liang LV +8 more | 2025-06-10 |
| 12312930 | Fracturing system | Shuzhen CUI, Rikui Zhang, Dong Liu, Jifeng ZHONG, Liang LV +1 more | 2025-05-27 |
| 12259434 | Motor malfunction monitoring device, drive motor system and motor malfunction monitoring method | Kaishen LIU, Haiping XING, Zhuqing MAO, Weiwei Liu, Liang Li +2 more | 2025-03-25 |
| 12203353 | Electrically-driven fracturing system | Jifeng ZHONG, Jihua Wang, Liang LV, Yipeng WU, Xincheng Li | 2025-01-21 |
| 12196066 | Fracturing system | Jifeng ZHONG, Liang LV, Shuzhen CUI, Yipeng WU | 2025-01-14 |
| 12180819 | Fracturing apparatus and control method thereof, fracturing system | Jifeng ZHONG, Liang LV, Xincheng Li, Shuzhen CUI, Rikui Zhang +7 more | 2024-12-31 |
| 12173594 | Fracturing system | Shuzhen CUI, Rikui Zhang, Dong Liu, Jifeng ZHONG, Liang LV +1 more | 2024-12-24 |
| 12134964 | Electrically driven fracturing system | Jifeng ZHONG, Shuzhen CUI, Liang LV | 2024-11-05 |
| 12084946 | Monitoring system and method for wellsite equipment | Liang Li, Zhuqing MAO, Jun Zhang, Kaishen LIU, Pengyuan ZHANG | 2024-09-10 |
| 12078044 | Fracturing system | Jifeng ZHONG, Liang LV, Shuzhen CUI, Yipeng WU | 2024-09-03 |
| 12021389 | Power supply system for electrically driven wellsite facility | Kaishen LIU, Jifeng ZHONG, Zhuqing MAO | 2024-06-25 |
| 11982169 | Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layout | Shuzhen CUI, Sheng Chang, Dawei ZHAO, Liang LV, Xincheng Li | 2024-05-14 |
| 11867594 | Evaluation method and evaluation device of health state of well site equipment, and storage medium | Kaishen LIU, Yuanjie Xie, Zhuqing MAO, Hao Yang, Weiwei Liu +2 more | 2024-01-09 |
| 11746636 | Fracturing apparatus and control method thereof, fracturing system | Jifeng ZHONG, Liang LV, Xincheng Li, Shuzhen CUI, Rikui Zhang +7 more | 2023-09-05 |
| 11729893 | Fracturing well site system | Kaishen LIU, Zhuqing MAO | 2023-08-15 |
| 11725491 | Electrically driven fracturing system | Jifeng ZHONG, Shuzhen CUI, Liang LV | 2023-08-15 |
| 11702920 | Fracturing control method and fracturing system | Zhuqing MAO, Haiping XING, Liang Li, Kaishen LIU | 2023-07-18 |
| 11680472 | Fracturing system | Jifeng ZHONG, Liang LV, Shuzhen CUI, Yipeng WU | 2023-06-20 |
| 11680474 | Fracturing apparatus and control method thereof, fracturing system | Shuzhen CUI, Rikui Zhang, Dong Liu, Jifeng ZHONG, Liang LV +8 more | 2023-06-20 |
| 11683878 | Fracturing well site system | Kaishen LIU, Zhuqing MAO | 2023-06-20 |
| 11677238 | Electric power supply method and electric power supply system | Weiwei Liu, Kaishen LIU, Zhuqing MAO, Haoliang Michael Sun | 2023-06-13 |