Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639884 | Shear control instrument under three-dimensional space condition and control method of shear control instrument | Xiaohua Bao, Jun Shen, Xiangsheng Chen, Hongzhi Cui, Yaohong ZHU | 2023-05-02 |
| 11555285 | Construction method for recyclable anchor rod | Lihua Zhang, Xing Gao, Bingxiong Tu | 2023-01-17 |
| 11555351 | Spiral impact drilling machine applicable to rock and soil and construction method | Lihua Zhang, Xing Gao, Xiangsheng Chen, Xiaoping Liao, Xuchun Wang +2 more | 2023-01-17 |