Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152448 | Coiled tubing operating system and coiled tubing operating method | Daiwei Shan, Hongke Xia, Lin Zeng, Zhangjie Ming, Youyuan Cheng +2 more | 2024-11-26 |
| 11603720 | Methods for tripping a drilling rig or a workover rig | Junqing Chai, Yan Lyu, Liangliang Liang, Zhenghua Wu | 2023-03-14 |
| 11446744 | Polygonal cutting blade having circular arc-shaped groove in hole and cutting tool | Aisheng JIANG, Shequan Wang, Junbo XUE, Xingdong XIANG | 2022-09-20 |
| 11299942 | Drilling machines and methods thereof | Chong Chen, Yu Tian, Hang Gao, Zhigang Li, Yan Lyu +2 more | 2022-04-12 |
| 11286731 | Pipe racking system | Ying Li, Xiaohu Li, Lin Wang, Xiaowu OU, Qionghua Yang +2 more | 2022-03-29 |
| 11044733 | Device-to-device D2D communication method and related device | Xudong Wang, Junchao Li, Chi Zhang | 2021-06-22 |
| 9849523 | Rotary cutting tool with accurate positioning | Aisheng JIANG, Shequan Wang, Min Liu, Lin Chen, Wei Yi | 2017-12-26 |