Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10428646 | Apparatus for downhole near-bit wireless transmission | Wenxuan Chen, Qingyun Di, Yuntao Sun, Yongyou Yang, Wenxiu Zhang | 2019-10-01 |
| 10379238 | Integral packaging device for acoustic receiving transducers while drilling | Wenxuan Chen, Qingyun Di, Zili Wang, Yuntao Sun, Yongyou Yang +1 more | 2019-08-13 |
| 10364670 | Azimuthally acoustic imaging logging while drilling (LWD) apparatus | Wenxuan Chen, Qingyun Di, Zili Wang, Yuntao Sun, Yongyou Yang +1 more | 2019-07-30 |
| 10329906 | Acoustic source testing apparatus of azimuthally acoustic logging while drilling (LWD) instrument | Zili Wang, Wenxuan Chen, Qingyun Di, Yuntao Sun, Yongyou Yang +1 more | 2019-06-25 |
| 10317204 | Near-bit dynamic well deviation angle measurement method and apparatus | Yuntao Sun, Wenxuan Chen, Wenxiu Zhang, Yongyou Yang | 2019-06-11 |
| 10202841 | Near-bit tool attitude measurement while drilling apparatus and method | Wenxiu Zhang, Qingyun Di, Wenxuan Chen, Yongyou Yang, Yuntao Sun +1 more | 2019-02-12 |