Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841472 | Devices, systems, and methods for time correction | Zhigang Li, Qingzhong ZHAO | 2023-12-12 |
| 11787748 | Polyphosphoric acid calcium magnesium fertilizer, polyphosphoric acid calcium magnesium fertilizer prepared by using phosphoric acid and phosphorus tailings as raw material and preparation method therefor | Zhaoping Hu, Yongxiu Liu, Jianguo Zheng, Botong Wang, Nanshu Yu +2 more | 2023-10-17 |