Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10402250 | Digital signage and method of controlling the same | Seunghun Lee | 2019-09-03 |
| 10304417 | Digital signage and operating method thereof | Chala Park, Jaesun Yun, Seunghun Lee, Soungjoo Hong | 2019-05-28 |