Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920406 | Leak-proof device for water inlet valve | Zipeng Zhang | 2021-02-16 |
| 10920903 | Water stop valve | Zipeng Zhang | 2021-02-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920406 | Leak-proof device for water inlet valve | Zipeng Zhang | 2021-02-16 |
| 10920903 | Water stop valve | Zipeng Zhang | 2021-02-16 |