Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12043999 | Drainage system for pressure-assisted flush water tank | Bingxing Huang, Dongsheng Zhang | 2024-07-23 |
| 11898336 | Drainage control device | Bingxing Huang, Dongsheng Zhang | 2024-02-13 |