Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10385441 | Mask frame assembly and manufacturing method of the same | Yoonchan Oh, Youngsun Cho, Jaemin Hong | 2019-08-20 |
| 10158074 | Organic layer deposition assembly, organic layer deposition device including the same, and method of manufacturing organic light-emitting display device using the organic layer deposition assembly | Youngsun Cho, Daeyong Kim, Jongbum Kim, Yoonchan Oh | 2018-12-18 |