Issued Patents All Time
Showing 126–139 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8021765 | 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 |
| 7927719 | Silanylamine-based compound, method of preparing the same and organic light emitting device including organic layer comprising the silanylamine-based compound | Young-Kook Kim, Yoon-Hyun Kwak, Chang-Ho Lee | 2011-04-19 |
| 7867631 | Fluorine-containing compound and organic light-emitting device employing the same | Young-Kook Kim, Yoon-Hyun Kwak, Hye-Lim Lee | 2011-01-11 |
| 7846559 | Heterocyclic compound and an organic light emitting device comprising the same | Young-Kook Kim, Yoon-Hyun Kwak, Chang-Ho Lee | 2010-12-07 |
| 7816021 | Carbazole-based compound and organic light-emitting device including organic layer including the carbazole-based compound | Young-Kook Kim, Yoon-Hyun Kwak | 2010-10-19 |
| 7754349 | Silanylamine-based compound and organic light-emitting device including organic layer including the silanylamine-based compound | Yoon-Hyun Kwak, Young-Kook Kim | 2010-07-13 |
| 7737627 | Fluorene-based compound and organic electroluminescent display device using the same | Seok-Jong Lee, Young-Kook Kim, Seung-Gak Yang, Hee-Yeon Kim | 2010-06-15 |
| 7732598 | Triazine-based compound, method of making the same, and an organic light-emitting device including the same | Jung-Han Shin, Seok-Jong Lee, Chang-Ho Lee, Seung-Gak Yang, Young-Kook Kim +1 more | 2010-06-08 |
| 7585573 | Ir compound and organic electroluminescent device using the same | Seok-Jong Lee, Seung-Gak Yang, Hee-Yeon Kim, Young-Kook Kim, Dae-Yup Shin +2 more | 2009-09-08 |
| 7582366 | Difluoropyridine-based compound and organic electroluminescent device using the same | Young-Kook Kim, Chang-Ho Lee, Seok-Jong Lee, Seung-Gak Yang, Hee-Yeon Kim +1 more | 2009-09-01 |
| 7431997 | Phenylcarbazole compounds and organic electroluminescence devices using the same | Seok-Jong Lee, Young-Kook Kim, Seung-Gak Yang, Hee-Yeon Kim, Chang-Ho Lee | 2008-10-07 |
| 7413817 | 4,4′-Bis(carbazol-9-yl)-biphenyl based silicone compound and organic electroluminescent device using the same | Seok-Jong Lee, Young-Kook Kim | 2008-08-19 |
| 7351481 | Imidazole ring-containing compound and organic electroluminescence display device | Seok-Jong Lee, Young-Kook Kim, Seung-Gak Yang, Hee-Yeon Kim, Young Rag Do +1 more | 2008-04-01 |
| 6911885 | Winding frame and deflection yoke | Gyoung Su Kim, Young Gil Namgong, Cheong Moon Lee | 2005-06-28 |