Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11761240 | Safety lock device | Zhen Zhang | 2023-09-19 |
| 11746577 | Unlocking and locking method of cabinet lock and cabinet safety lock | Zhen Zhang | 2023-09-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11761240 | Safety lock device | Zhen Zhang | 2023-09-19 |
| 11746577 | Unlocking and locking method of cabinet lock and cabinet safety lock | Zhen Zhang | 2023-09-05 |