Issued Patents All Time
Showing 101–125 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597801 | Heterocyclic compound, organic light-emitting device including the heterocyclic compound, and flat display device including the organic light-emitting device | Yoon-Hyun Kwak, Young-Kook Kim, Sun-Young Lee, Hye-Jin Jung, Jin-O Lim +3 more | 2013-12-03 |
| 8546793 | Organic light-emitting device | Young-Kook Kim, Hye-Jin Jung, Jin-O Lim, Jong-Hyuk Lee | 2013-10-01 |
| 8535814 | Heterocyclic compound and organic light emitting device including the same | Yoon-Hyun Kwak, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim +1 more | 2013-09-17 |
| 8524380 | Heterocyclic compound and organic light-emitting device including the same | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim | 2013-09-03 |
| 8455866 | Heterocyclic compound and organic light-emitting device including the same | Hye-Jin Jung, Young-Kook Kim, Yoon-Hyun Kwak, Jin-O Lim, Jong-Hyuk Lee | 2013-06-04 |
| 8455867 | Organic light-emitting device | Young-Kook Kim, Hye-Jin Jung, Jin-O Lim, Sang-Hyun Han, Yoon-Hyun Kwak +3 more | 2013-06-04 |
| 8431251 | Heterocyclic compound and organic light-emitting device comprising the same | Jin-O Lim, Young-Kook Kim, Hye-Jin Jung, Sang-Hyun Han, Chang-Ho Lee +2 more | 2013-04-30 |
| 8431241 | Organic light-emitting device | Yoon-Hyun Kwak, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim | 2013-04-30 |
| 8399880 | Heteroarylamine compound and organic light-emitting device including the same | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim +1 more | 2013-03-19 |
| 8394511 | Compound for forming organic film, and organic light emitting device and flat panel display device including the same | Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi | 2013-03-12 |
| 8384074 | Heterocyclic compound and organic light-emitting device including the same | Jin-O Lim, Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee | 2013-02-26 |
| 8362470 | Organic light emitting device | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim +1 more | 2013-01-29 |
| 8344365 | Organic light emitting device | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim +1 more | 2013-01-01 |
| 8338000 | Organic light emitting device | Yoon-Hyun Kwak, Young-Kook Kim, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim +1 more | 2012-12-25 |
| 8334060 | Triarylamine-based compound, method of preparing the same, and organic light emitting device using the triarylamine-based compound | Young-Kook Kim, Chang-Ho Lee, Seok-Jong Lee, Seung-Gak Yang, Hee-Yeon Kim +1 more | 2012-12-18 |
| 8288014 | Fluorene-containing compound and organic light emitting device employing the same | Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Chang-Ho Lee | 2012-10-16 |
| 8283057 | Heteroarylamine compound and organic light-emitting device including the same | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Jin-O Lim | 2012-10-09 |
| 8247090 | Heterocyclic compound and organic electroluminescent device comprising the same | Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Il-Soo Oh | 2012-08-21 |
| 8203141 | Organic light-emitting device | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Hee-Joo Ko +1 more | 2012-06-19 |
| 8188315 | Organic light emitting device and flat panel display device comprising the same | Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee, Min-Seung Chun | 2012-05-29 |
| 8057920 | Heterocyclic compound and organic light emitting device comprising the same | Young-Kook Kim, Yoon-Hyun Kwak, Hee-Joo Ko | 2011-11-15 |
| 8053768 | Silicon-containing compound and organic electroluminescent device employing the same | Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Jong-Hyuk Lee | 2011-11-08 |
| 8044577 | Full-color electroluminescent display device with multiple emission layers and method of fabricating the same | Young-Kook Kim | 2011-10-25 |
| 8043726 | Silanylamine-based compound and organic light emitting diode | Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Se-Jin Cho | 2011-10-25 |
| 8021764 | Phenylcarbazole-based compound and organic electroluminescent device employing the same | Young-Kook Kim, Chang-Ho Lee, Seok-Jong Lee, Seung-Gak Yang, Hee-Yeon Kim | 2011-09-20 |