Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10107476 | Luminous flux control member, light emitting device, and display device | — | 2018-10-23 |
| 10067381 | Light emitting module, backlight unit including the module, and display apparatus including the unit | Sang Jun Park, Chang Hyuck Lee | 2018-09-04 |
| 9958132 | Optical element and light emitting device including the same | Chang Hyuck Lee | 2018-05-01 |
| 9927098 | Display device and light emitting device | Eun Sung Seo, Gi Seok Lee, Chang Hyuck Lee, Hyun Ho Choi, Ki Cheol Kim | 2018-03-27 |