Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10164150 | Near UV light emitting device | Chang Suk Han, Hwa Mok Kim, Mi So Ko, A Ram Cha Lee | 2018-12-25 |
| 9911898 | Ultraviolet light-emitting device | Jung Hwan Hwang, Chang Suk Han | 2018-03-06 |