Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11119717 | Digital signage system and data processing method in the same | Sangmin Lee | 2021-09-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11119717 | Digital signage system and data processing method in the same | Sangmin Lee | 2021-09-14 |