Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087481 | Auxiliary alloy casting piece, high-remanence and high-coercive force NdFeB permanent magnet, and preparation methods thereof | Feng Xia, Yulong FU, Chen Chen, Hailong Zheng, Zichao Wang +2 more | 2024-09-10 |
| 11922335 | Method and system for evaluating macro resilience of offshore oil well control equipment | Baoping Cai, Yanping Zhang, Chuntan Gao, Xiaoyan Shao, Hongqi Xu +9 more | 2024-03-05 |
| 11766753 | Milling system and method under different lubrication conditions | Changhe Li, Qingan YIN, Yanbin Zhang, Huajun Cao, Zhenjing Duan +12 more | 2023-09-26 |
| 11768976 | Subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network | Baoping Cai, Xiaoyan Shao, Guijie Liu, Qiang Feng, Qilin Wu +8 more | 2023-09-26 |
| 11346200 | Method and system for guaranteeing safety of offshore oil well control equipment | Baoping Cai, Chao Yang, Xiangdi Kong, Yi Zhao, Hongqi Xu +9 more | 2022-05-31 |
| 11293231 | Multi-path combined high-low voltage plasma drilling method, drill bit for drilling and drill bit apparatus for drilling | Qiang Sun, Qingyun Li, Renjie Ji, Baoping Cai, Xiaopeng Li +5 more | 2022-04-05 |
| 11268326 | Multi-path combined high-low voltage plasma drilling power source and drillling system | Qiang Sun, Qingyun Li, Renjie Ji, Baoping Cai, Xiaopeng Li +5 more | 2022-03-08 |
| 11243509 | Method for assessing safety integrity level of offshore oil well control equipment | Baoping Cai, Wenchao Li, Xiangdi Kong, Xiaoyan Shao, Hongqi Xu +9 more | 2022-02-08 |
| 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 |
| 9970270 | Movable combined sand control pipe of axial and radial slotted screen pipes | Renjie Ji, Baoping Cai, Quansheng Zhang, Xiaopeng Li, Qingyun Li | 2018-05-15 |
| 9701603 | Strepsesquitriol, preparation method thereof, and application thereof | Xianwen Yang, Kun Peng, Sumei Li, Gaiyun Zhang, Jie Li +1 more | 2017-07-11 |
| 8775804 | Matching authentication method, device and system for wireless communication | Xiaogang Yi, Yaohui OU, Jihui Zhou | 2014-07-08 |
| 8037682 | Method and device for suppressing vibration of boom of concrete pump truck | Xiaogang Yi, Guocheng Peng, Chengzhi Guo, Xionghui Miao | 2011-10-18 |