Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10332325 | Access control system and access control method using the same | Seong Jik Lee, Dong Mok Shin, Jae Won Lee | 2019-06-25 |
| 10192378 | Method and system for managing door access using beacon signal | Dong Mok Shin, Jae Won Lee | 2019-01-29 |