Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865624 | Wellsite system for electric drive fracturing | Rikui Zhang, Sheng Chang | 2020-12-15 |
| 10801311 | Electric drive fracturing power supply semi-trailer | Rikui Zhang, Dong Liu | 2020-10-13 |