Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9847621 | Apparatus for outputting directional light and light interconnection system having the same | Younggeun Roh, Sangmo Cheon, Unjeong Kim, Yeonsang Park, Changwon Lee | 2017-12-19 |
| 9715063 | Light interconnection device using plasmonic via | Yeonsang Park, Younggeun Roh, Changwon Lee | 2017-07-25 |
| 9704050 | Speckle-based authentication apparatus, authentication system comprising the same, and speckle-based authentication method | Jaesoong Lee, Sungwoo Hwang | 2017-07-11 |
| 9577123 | Nanostructure and optical device having nanostructure | Unjeong Kim, Younggeun Roh, Soojin Park, Yeonsang Park, Chanwook BAIK +3 more | 2017-02-21 |