Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253568 | Push-the-bit rotary guiding device and application method thereof | Hongbing Xiao, Jinzhou Yang, Laiju Han, Haihua Zhang, Zhijun Tang +1 more | 2019-04-09 |
| 9938445 | Comb polymer, method of preparing the same, and use thereof | Gongrang Li, Qiang Lan, Peng Zhang, Chengsheng Zheng, Yunbo Xu +3 more | 2018-04-10 |
| 9927548 | Apparatus for well logging capable of forward investigation | Jinzhou Yang, Nan-Chun Lin, Baojun Wei, Qinglong Liu, Hongbing Xiao | 2018-03-27 |
| 9598937 | Rotating magnetic field downhole power generation device | Wei-Yu Chen, Laiju Han, Feng Sun, Yifeng Wang, Qinglong Liu +2 more | 2017-03-21 |
| 9377555 | Apparatus and method for well logging and data processing device | Jinzhou Yang, Nan-Chun Lin, Baojun Wei, Qinglong Liu, Hongbing Xiao | 2016-06-28 |
| 9347297 | Downhole casing expansion tool and method of expanding casings using the same | Ming TANG, Liugen Wu, Jianzhong Ma, Peng Cai, Zhigang Peng +6 more | 2016-05-24 |