Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028658 | Horizontal-to-vertical drilling module for deep well | Yongren Feng, Jibin Zou, Tiemin Liu, Xingfang Wu, Xiaodong Chu +4 more | 2021-06-08 |
| 10208736 | High-pressure fluid mixing pump control system and fluid suction control method | Yongren Feng, Minggao Zhou, Guiqing Hao, Zhijie Yu | 2019-02-19 |