Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315015 | Printed material fixing piece, printing device, and printing method | Jooyeon Kim, Seung Heon Lee, Dae Hyun Kim | 2016-04-19 |
| 9186923 | Method and apparatus for producing two or more patterned substrates | Dae Hyun Kim, Dongchang Choi, Seung Heon Lee, Mihee Park, U Ra LEE | 2015-11-17 |