Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10667443 | Electromagnetic wave blocking device having electromagnetic wave shielding and absorbing capacity and manufacturing method therefor | Hyun Yu NAM | 2020-05-26 |
| 9454790 | Apparatus and method for displaying watermark on a screen | Jeong Moon OH, Dong-Seok Han | 2016-09-27 |