Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395110 | Multi-winding-motor driving system, variable-frequency electric driving system, pumping system, fracturing device and wellsite equipment | Shouzhe LI, Jifeng ZHONG | 2025-08-19 |