Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332156 | Soil sample didestion device | Caixia Zhang, Yunfa Miao, Yongtao Zhao, Xuelian Wang | 2025-06-17 |
| 12085487 | Automatic sampling device | Caixia Zhang, Zhishan An | 2024-09-10 |