Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11521443 | Door lock device and control method for door lock device | Hojung Lee | 2022-12-06 |
| 10304409 | Electronic device and method for reducing burn-in | Seung Hwan Choi | 2019-05-28 |
| 7656888 | Bi-directional detector for enabling a host and a client to detect each other in a collection terminal | Doo Hwan Lee, Jung-a Yun, Ki Hyun Kim | 2010-02-02 |