Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11490777 | Mop cleaning device | — | 2022-11-08 |
| 11253130 | Cleaning tool capable of expanding during use and contracting when to be cleaned | Xue Lin Zhu | 2022-02-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11490777 | Mop cleaning device | — | 2022-11-08 |
| 11253130 | Cleaning tool capable of expanding during use and contracting when to be cleaned | Xue Lin Zhu | 2022-02-22 |