Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528299 | Digital entrance opening and closing device | Eunsook Lee, Chaehi Yoon | 2016-12-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528299 | Digital entrance opening and closing device | Eunsook Lee, Chaehi Yoon | 2016-12-27 |