Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10232290 | Multistage complex water screen filter with automatic alarm in micro-irrigation and its composition method | Qibiao Han, Hao Sun, Fuyi Duan, Junjie Feng, Hao Li | 2019-03-19 |