Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12173812 | Diaphragm valve bonnet, straight through diaphragm valve, and fluid control system | Liyong Zhang | 2024-12-24 |
| 11998779 | Main valve for drawing straightway deluge valve | Liyong Zhang, Hongchang Liu | 2024-06-04 |