Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807932 | Mask and method for manufacturing mask | Junho Jo, Youngho Park, Seungyong Song, Youngchul Lee | 2023-11-07 |
| 11619885 | Mask chuck and mask manufacturing apparatus including same | Junho Jo, Youngho Park, Seungyong Song, Youngchul Lee | 2023-04-04 |