Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11985916 | Variable-size and variable-amount topdressing device | Jiasheng WANG, Zhengguo Lian, Ni HUI, Yang Qiao | 2024-05-21 |
| 10092865 | Method for producing composite filter tube and filter element made of multilayer metal mesh and metal powders | — | 2018-10-09 |