Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10832598 | Light emitting sign apparatus using optical fiber including solar-responsive light sensors | Sung Su Jo | 2020-11-10 |
| 10589180 | Method and apparatus for providing online shooting game | Chang Hyun Jo, Jung-Ho Lee, Sae Rom Kim | 2020-03-17 |
| 10526757 | Light emitting sign apparatus using optical fiber | Sung Su Jo | 2020-01-07 |