Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139993 | Multifunctional rotating control device | Chunlei Wang, Qiang Zhao, Bo-Kyeong Kang, Wei Zhang | 2024-11-12 |
| 12123275 | Multifunctional rotating control device | Chunlei Wang, Qiang Zhao, Bo-Kyeong Kang, Wei Zhang | 2024-10-22 |
| 11756275 | Auxiliary system and method for intelligent well control | Wei Zhang, Dengpan XIE, Yuan Gao | 2023-09-12 |
| 11732546 | Ultra-high expansion downhole packer | Chengsong Qiu, Wei Zheng, Wei Zhang | 2023-08-22 |
| 11608705 | Dissolvable frac plug adapter, method for measuring dynamic downhole temperature, and method for fabricating dissolvable frac plug | Jinlu WANG | 2023-03-21 |
| 11359441 | Wet connector for trident rigless electrical submersible pump (ESP) technology | Qiang Zhang, Mengpan Zhao | 2022-06-14 |
| 11326416 | Spiral deployed isolation tool | Wei Zheng | 2022-05-10 |
| 11261691 | Integrated coupling and downhole plugging system and plugging method | — | 2022-03-01 |
| 10961811 | Dissolvable bridge plug | — | 2021-03-30 |
| 10934803 | Ball seat | — | 2021-03-02 |