Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11756275 | Auxiliary system and method for intelligent well control | Qijun Zeng, Dengpan XIE, Yuan Gao | 2023-09-12 |
| 11732546 | Ultra-high expansion downhole packer | Chengsong Qiu, Wei Zheng, Qijun Zeng | 2023-08-22 |
| D996468 | Diesel engine | Baodan Qi, Yuelan Zhong, Xinyan Xia, Hongshuang He, Junlong ZHANG +3 more | 2023-08-22 |
| 11602957 | Tire with new sidewall pattern, and tire mold | Chenglin Li, Peng Zhao, Ping Du, Gongyun Zhang, Jiqiang Shan +5 more | 2023-03-14 |