Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11648707 | In-situ square sample acquisition device and method for bond contact test of surrounding rock and a shotcrete layer | Xiuli Ding, Shuling Huang, Yang Qin, Yuting Zhang, Dengxue Liu +1 more | 2023-05-16 |
| 11585560 | Method of judging lack-of-freon in air conditioner, and air conditioner control method | Kun YANG, Yunhua Ma, Longling Ge, Yanyao Lei, Chao Sun +4 more | 2023-02-21 |