Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525231 | Double-spiral-tube structure, grouting and pile forming device and construction method for strengthening soft soil | Guangkun Lu, Ning Zhang, Yong Wan | 2022-12-13 |
| 11525357 | Unloading type sinking rescue device of subsea mining vehicle and use method thereof | Xiaodong Niu, Lizhen Wang, Guangkun Lu | 2022-12-13 |
| 11327241 | Optical fiber adapter structure | Qiangpeng Hu, Jun Zhang, Zhiqiang Chen, Hong Zhu, Po Liang | 2022-05-10 |