Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12208766 | Safety belt retractor and safety belt device | Lijun Zhang | 2025-01-28 |
| 10349801 | Double-sided mop | Xue Lin Zhu, Jiu Zhang | 2019-07-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12208766 | Safety belt retractor and safety belt device | Lijun Zhang | 2025-01-28 |
| 10349801 | Double-sided mop | Xue Lin Zhu, Jiu Zhang | 2019-07-16 |