Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411259 | Phase-controlled excitation downhole nuclear magnetic resonance imaging device and method | Wei Liu, Wenxuan Chen | 2025-09-09 |
| 12378877 | Method and device for identifying near-bit lithology based on intelligent voiceprint identification | Muming Xia, Canyun Wang, Changchun Yang, Fei Tian, Zongwei LI +1 more | 2025-08-05 |
| 12265191 | Method for carrier distortion compensation in MWD mud pulse telemetry | Jing Ou, Jiansheng Du, Xinzhen He, Xiaolong Li, Yuliang Wang | 2025-04-01 |
| 12241368 | Synchronization method for an MWD mud pulse telemetry system | Jing Ou, Jiansheng Du, Xinzhen He, Xiaolong Li, Yuliang Wang | 2025-03-04 |
| 12153181 | Noise reduction measurement method of acoustic while drilling data based on signal synchronization | Fuqiang Wei, Yuntao Sun, Jian Zheng | 2024-11-26 |
| 12153186 | Signal acquisition method and device of azimuthal electromagnetic wave resistivity instrument while drilling | Yali Zhang, Wenxuan Chen | 2024-11-26 |
| 12084960 | Method for synchronizing azimuth detection data while drilling and device for azimuth detection while drilling | Hong LI, Wenxuan Chen, Yali Zhang, Wei Liu | 2024-09-10 |
| 11860326 | Fault characterization method and system for precise navigation of deep oil and gas based on image fusion | Fei Tian, Wenhao Zheng, Jiangyun Zhang, Yongyou Yang | 2024-01-02 |
| 11829889 | Processing method and device for data of well site test based on knowledge graph | Fei Tian, Qingyun Di, Wenhao Zheng, Zhongxing Wang, Yongyou Yang +1 more | 2023-11-28 |
| 11802985 | Method and system for analyzing filling for karst reservoir based on spectrum decomposition and machine learning | Fei Tian, Jiangyun Zhang, Qingyun Di, Wenhao Zheng, Zhongxing Wang +1 more | 2023-10-31 |
| 11500117 | Method and system for evaluating filling characteristics of deep paleokarst reservoir through well-to-seismic integration | Fei Tian, Jiangyun Zhang, Qingyun Di, Wenhao Zheng, Zhongxing Wang +1 more | 2022-11-15 |
| 11428843 | Device for performing temperature correction on induction logging tool and deep stratum environmental simulation | Renzhong Pei, Zhongxing Wang, Qingyun Di, Fei Tian, Tianxin Zhang | 2022-08-30 |
| 11359485 | Full digital device of receiving transducer array of acoustic logging while drilling instrument | Yuntao Sun, Wenxuan Chen, Qingyun Di, Jian Zheng | 2022-06-14 |
| 11360225 | Earthquake evaluation method based on multi-type geophysical data | Qingyun Di, Fei Tian, Yongyou Yang, Zhongxing Wang, Wenhao Zheng +1 more | 2022-06-14 |
| 11241798 | Source automatic mounting and demounting control system and method for nuclear logging instruments | Jian Zheng, Qingyun Di, Wenxuan Chen, Wenqiang YUAN | 2022-02-08 |
| 11098579 | Electrode type near bit wireless short distance transmission modulation method and apparatus | Yuntao Sun, Wenxuan Chen, Qingyun Di, Jian Zheng | 2021-08-24 |
| 11029434 | Method for acquiring data of azimuthal acoustic logging while drilling | Qingyun Di, Wenxuan Chen, Zili Wang, Yuntao Sun, Jian Zheng +1 more | 2021-06-08 |
| 11002128 | Gravity acceleration measurement apparatus and extraction method in a rotating state | Wenxuan Chen, Qingyun Di, Jianguang Liu, Yuntao Sun, Yongyou Yang +1 more | 2021-05-11 |
| 10975689 | Near bit wireless constant current short distance transmission method and device | Yuntao Sun, Wenxuan Chen, Qingyun Di, Jian Zheng | 2021-04-13 |
| 10928530 | Method for synchronizing acoustic asynchronous serial signals while drilling | Fuqiang Wei, Yuntao Sun, Wenxuan Chen, Jian Zheng | 2021-02-23 |
| 10746756 | Dynamic testing device suitable for drilling tool attitude measurement module | Yongyou Yang, Jian Zheng, Yuntao Sun, Qingyun Di, Wenxuan Chen +1 more | 2020-08-18 |
| 10746894 | Magnetotelluric measurement system | Zhongxing Wang, Qingyun Di, Tianxin Zhang, Fei Tian, Yongyou Yang +1 more | 2020-08-18 |
| 10662764 | Near-bit constant-power wireless short-distance transmission method and apparatus | Yuntao Sun, Wenxuan Chen, Yongyou Yang, Jian Zheng | 2020-05-26 |
| 10612372 | Azimuthal acoustic logging while drilling apparatus and measurement method | Qingyun Di, Wenxuan Chen, Jian Zheng, Yuntao Sun, Yongyou Yang | 2020-04-07 |
| 10578754 | Sinusoidal excitation method and apparatus for multi-pole acoustic logging while drilling | Yuntao Sun, Zili Wang, Wenxuan Chen, Yongyou Yang, Qingyun Di +1 more | 2020-03-03 |