Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11730038 | Organic light emitting display device | Sun-Kyu Joo, Byung-Chul Kim, Sung-Chul Kim, Su Jeong Kim, In Ok Kim +4 more | 2023-08-15 |
| 11495643 | Organic light emitting display device having black matrix with circular-shaped openings | Sun-Kyu Joo, Byung-Chul Kim, Sung-Chul Kim, Su Jeong Kim, In Ok Kim +4 more | 2022-11-08 |
| 10854687 | Organic light emitting display device | Sun-Kyu Joo, Byung-Chul Kim, Sung-Chul Kim, Su Jeong Kim, In Ok Kim +4 more | 2020-12-01 |
| 10042214 | Liquid crystal display and manufacturing method thereof | Chang Hun KWAK, Chul Huh | 2018-08-07 |
| 9989826 | Liquid-crystal display device and method of fabricating the same | Young Bong Cho, Chang Hun KWAK, Dae Youn Park, Sang Hun Lee | 2018-06-05 |
| 9664954 | Liquid crystal display and manufacturing method thereof | Nu Ree UM, Min Jung KANG, Sang Hun Lee | 2017-05-30 |
| 8645690 | Method of verifying key validity and server for performing the same | Sok-Joon LEE, Jung Yeon Hwang, Gun Tae Bae, Byung Ho Chung, Sin Hyo Kim +3 more | 2014-02-04 |
| 8571210 | Content protection apparatus and method using binding of additional information to encryption key | Sin Hyo Kim, Yun-Kyung Lee, Byung Ho Chung, Sang-Woo Lee, Sok-Joon LEE +3 more | 2013-10-29 |