Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781385 | Subsea coiled tubing drilling system and subsea drilling device thereof | Qingxue Zhang, Junguo Cui, Lianpeng Mei, Teng Wang, Jiangtao Mei | 2023-10-10 |
| 11624238 | Deepwater subsea coiled tubing drilling rig | Lianpeng Mei, Junguo Cui, Qingxue Zhang, Hongyan Wang, Lei Wu +3 more | 2023-04-11 |
| 11428048 | Drilling system and method of submarine drilling rig | Junguo Cui, Lianpeng Mei, Han Pang, Jian Liu, Yongtian Kang +5 more | 2022-08-30 |
| 11299935 | Electric drilling tool suitable for ocean underwater drilling rig | Lianpeng Mei, Junguo Cui, Zhanpeng Liu, Liping Tan | 2022-04-12 |