Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11062683 | Digital signage and operating method thereof | Chala Park, Youngran Kim, Jaesun Yun, Seunghun Lee | 2021-07-13 |
| 10304417 | Digital signage and operating method thereof | Chala Park, Youngran Kim, Jaesun Yun, Seunghun Lee | 2019-05-28 |