Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092689 | Vacuum check valve | Junhui Yuan, Ming Li, Yinzong Zhang, Jinmu Zhang | 2025-09-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092689 | Vacuum check valve | Junhui Yuan, Ming Li, Yinzong Zhang, Jinmu Zhang | 2025-09-09 |