Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10969686 | Film mask, method for manufacturing same, and method for forming pattern using film mask and pattern formed thereby | Ji Young Hwang, Han Min Seo, Seung Heon Lee, Dong Hyun Oh, Dae Han Seo +2 more | 2021-04-06 |