Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11732507 | Interchangeable core lock assemblies | Alvin Ma | 2023-08-22 |
| D988835 | Ratchet locking device | Robert Ludwig, David R. Wachsman | 2023-06-13 |
| D981207 | Drawer lock assembly | Robert Ludwig, David R. Wachsman | 2023-03-21 |
| 11603680 | Interchangeable core lock assemblies | Alvin Ma | 2023-03-14 |