Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857779 | Three dimensional pattern printing device and method for manufacturing micro-optical film structure by using same | Sin Kwon, Dong-ha Song, Kye-hee Woo, Yun-Seok JANG, Seung Hyun Lee | 2020-12-08 |
| 10632739 | Roller module with magnetic bearings and permanent magnets | Cheol-hoon Park, Dong Woo Kang | 2020-04-28 |