Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9837578 | Light emitting device having light extraction structure and method for manufacturing the same | Hyun Kyong Cho, Jun Ho Jang | 2017-12-05 |
| 9831015 | Apparatus for enhancing power efficiency | Chan-Hong Kim | 2017-11-28 |
| 9781123 | Methods of providing social network service and server performing the same | Mykola ALIEKSIEIEV, Aleksey KULAKOV, Aleksey Mokhonko | 2017-10-03 |
| 9647173 | Light emitting device (LED) having an electrode hole extending from a nonconductive semiconductor layer to a surface of a conductive semiconductor layer | Hyun Kyong Cho | 2017-05-09 |