Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726342 | Optical member and display device having the same | Eun Sung Seo, Hyun Ho Choi, Chang Hyuck Lee, Ki Cheol Kim, Lee Im Kang | 2017-08-08 |
| 9606399 | Member for controlling luminous flux and display device having the same | Chang Hyuck Lee, Eun Sung Seo, Ki Cheol Kim, Hyun Ho Choi | 2017-03-28 |
| 9546774 | Luminous flux control member, light emitting device, and display device | Eun Sung Seo, Lee Im Kang, Ki Cheol Kim, Chang Hyuck Lee, Hyun Ho Choi | 2017-01-17 |