Issued Patents 2023
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851935 | Door opener capable of controlling door closing speed | — | 2023-12-26 |
| 11834889 | Door opener with adjustable screw rod | — | 2023-12-05 |
| 11828097 | Door opener having an anti-loose linking unit | — | 2023-11-28 |
| 11795751 | Driving device for a door opener | — | 2023-10-24 |
| 11753848 | Door lock with reinforced fireproof function | — | 2023-09-12 |
| 11629544 | Door opener with exposed control panel | — | 2023-04-18 |