Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161210 | Milling system and method under different lubrication conditions | Changhe Li, Qingan YIN, Yanbin Zhang, Huajun Cao, Zhenjing Duan +12 more | 2021-11-02 |
| 11084136 | Milling system and method under different lubrication conditions | Changhe Li, Qingan YIN, Huajun Cao, Wenfeng Ding, Naiqing Zhang +11 more | 2021-08-10 |
| 11085245 | Multi-path combined high-low voltage plasma rock-breaking drill bit, drill bit apparatus and drilling method | Qiang Sun, Qingyun Li, Renjie Ji, Baoping Cai, Xiaopeng Li +5 more | 2021-08-10 |
| 11026990 | PUM 1 protein as target for virus inhibition | Grace Guoying Zhou, Bernard Roizman | 2021-06-08 |
| 10989019 | Fully-electrically driven downhole safety valve | Baoping Cai, Chuntan Gao, Chaoyang Sheng, Peng Liu, Xincheng Li +9 more | 2021-04-27 |