Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9847621 | Apparatus for outputting directional light and light interconnection system having the same | Younggeun Roh, Unjeong Kim, Jineun KIM, Yeonsang Park, Changwon Lee | 2017-12-19 |
| 9577123 | Nanostructure and optical device having nanostructure | Unjeong Kim, Younggeun Roh, Jineun KIM, Soojin Park, Yeonsang Park +3 more | 2017-02-21 |