Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359466 | Motorized lock method and assembly | David A. Turk, Zhi Yong Su | 2025-07-15 |
| 11732504 | Motorized lock method and assembly | David A. Turk, Zhi Yong Su | 2023-08-22 |
| D934054 | Electronic door lock | Zhi Yong Su, David A. Turk | 2021-10-26 |
| D916578 | Electronic door lock | Zhi Yong Su, David A. Turk | 2021-04-20 |
| D905531 | Electronic door lock | Zhi Yong Su, David A. Turk | 2020-12-22 |
| D905532 | Electronic door lock | Zhi Yong Su, David A. Turk | 2020-12-22 |