Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092689 | Vacuum check valve | Xuanhao Dai, Ming Li, Yinzong Zhang, Jinmu Zhang | 2025-09-09 |
| 10652501 | Screen control method and device | Deqiang MENG | 2020-05-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092689 | Vacuum check valve | Xuanhao Dai, Ming Li, Yinzong Zhang, Jinmu Zhang | 2025-09-09 |
| 10652501 | Screen control method and device | Deqiang MENG | 2020-05-12 |