Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9245273 | Control system and method for advertisement exposure | Ki-Won Nam, Ji-Hyuk Cha | 2016-01-26 |
| 8863177 | System for controlling automatic exposure of broadcast advertisement data and method for same | Ji-Hyuk Cha, Nam-A Park, Joo Won Lee, Ki-Won Nam | 2014-10-14 |