Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9111813 | Etchant, display device and method for manufacturing display device using the same | Hong-Sick Park, Wang Woo Lee, Sang Tae Kim, Joon-Woo LEE, Young-Chul Park +8 more | 2015-08-18 |
| 8785935 | Etchant, display device and method for manufacturing display device using the same | Hong-Sick Park, Wang Woo Lee, Sang Tae Kim, Joon-Woo LEE, Young-Chul Park +8 more | 2014-07-22 |
| 8512877 | Naphthyl carbazole derivatives, KL host material, the organic light emitting device employing the same, the display device and the illumination device employing the same | Deug Sang Lee, Chang Jun Lee, Kyoung Moon Go, Jong Soon Lee, Se Hoon Kim | 2013-08-20 |
| 8383437 | Echtant and method for manufacturing display device using the same | Ji Young Park, Shin-Il Choi, Jong-Hyun Choung, Sang-Gab Kim, Seon-Il Kim +10 more | 2013-02-26 |