Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9324958 | Red phosphorescent composition and organic electroluminescent device using the same | Do-Han Kim, Jong-Kwan Bin, Kyung-Hoon Lee, Hyun Cheol Jeong, Dong-Hee Yoo +7 more | 2016-04-26 |
| 9284486 | Blue fluorescent composition and organic electroluminescent device using the same | Seung Jae Lee, Soon-Wook Cha, In-Bum Song, Jung Keun Kim, Do-Han Kim +2 more | 2016-03-15 |
| 9126892 | Blue fluorescence compound and organic electroluminescence device using the same | Jong-Kwan Bin, Soon-Wook Cha, Seung Jae Lee, Jung Keun Kim | 2015-09-08 |
| 9023489 | Red phosphorescent compounds and organic electroluminescent devices using the same | Jung Keun Kim, Jeong-Dae Seo, Hyun Cheol Jeong, Jong-Kwan Bin, Kyung-Hoon Lee +1 more | 2015-05-05 |
| 8999476 | Red phosphorescent composition and organic electroluminescent device using the same | Jung Keun Kim, Do-Han Kim, Jong-Kwan Bin, Soon-Wook Cha, Seung Jae Lee | 2015-04-07 |
| 8986853 | Red phosphorescent composition and organic electroluminescent device using the same | Do-Han Kim, Jong-Kwan Bin, Kyung-Hoon Lee, Hyun Cheol Jeong, Dong-Hee Yoo +7 more | 2015-03-24 |
| 8956737 | Red phosphorescent compound and organic electroluminescent device using the same | Jung Keun Kim, Hyun Cheol Jeong, Jong-Kwan Bin, Sung-Hoon Pieh, Do-Han Kim +1 more | 2015-02-17 |
| 8940409 | Organic light emitting material and organic light emitting device using the same | Jong-Kwan Bin, Soon-Wook Cha, Seung Jae Lee, In-Bum Song, Jung Keun Kim +2 more | 2015-01-27 |
| 8835020 | Blue fluorescent composition and organic electroluminescent device using the same | Seung Jae Lee, In-Bum Song, Jung Keun Kim, Do-Han Kim, Hyoung Yun Oh +9 more | 2014-09-16 |
| 8647753 | Organic electroluminescence device | Jung Keun Kim, Jeong-Dae Seo, Hyun Cheol Jeong, Jong-Kwan Bin | 2014-02-11 |
| 8623519 | Red phosphorescent compound and organic electroluminescent device using the same | Jung Keun Kim, Jeong-Dae Seo, Kyung-Hoon Lee, Hyun Cheol Jeong, Jong-Kwan Bin +1 more | 2014-01-07 |
| 8530059 | Red phosphorescent compound and organic electroluminescent device using the same | Jung Keun Kim, Jeong-Dae Seo, Hyun Cheol Jeong, Jong-Kwan Bin, Kyung-Hoon Lee +1 more | 2013-09-10 |
| 8512876 | Organic el device | Myung Seop Kim, Hyung Yun Oh, Jae Woo Kyung, Sung Kab Kim, Jae-Man Lee +3 more | 2013-08-20 |
| 8501328 | Red phosphorescent compounds and organic electroluminescent devices using the same | Jung Keun Kim, Jeong-Dae Seo, Hyun Cheol Jeong, Jong-Kwan Bin, Kyung-Hoon Lee +1 more | 2013-08-06 |
| 8436344 | Organic electroluminescent device | Jeong-Dae Seo, Kyung-Hoon Lee, Hee Jung Kim, Hyoung Yun Oh | 2013-05-07 |
| 8263237 | Red phosphorescent composition and organic electroluminescent device using the same | Jung Keun Kim, Do-Han Kim, Jong-Kwan Bin, Soon-Wook Cha, Seung Jae Lee +1 more | 2012-09-11 |
| 7740957 | Red phosphorescence compounds and organic electroluminescence device using the same | Jung Keun Kim, Jeong-Dae Seo, Hyun Cheol Jeong, Kyung-Hoon Lee, Sang Tae Park | 2010-06-22 |
| 7709101 | Organic electroluminescence device | Jeong-Dae Seo, Hyun Cheol Jeong, Kyung-Hoon Lee | 2010-05-04 |
| 7700201 | Organic electroluminescent device | Jeong-Dae Seo, Kyung-Hoon Lee, Hee Jung Kim, Hyoung Yun Oh | 2010-04-20 |
| 7651787 | Organic electroluminescent device | Jeong-Dae Seo, Hee Jung Kim, Kyung-Hoon Lee, Hyoung Yun Oh, Myung Seop Kim | 2010-01-26 |
| 7651788 | Organic electroluminescent device | Jeong-Dae Seo, Hee Jung Kim, Kyung-Hoon Lee, Hyoung Yun Oh, Myung Seop Kim | 2010-01-26 |
| 7576484 | Organic electroluminescence device | Kyung-Hoon Lee, Jeong-Dae Seo, Hyun Cheol Jeong, Jung Keun Kim, Sung Kab Kim | 2009-08-18 |
| 7563898 | Iridium-based luminescent compounds having phenylpyridine moieties with organosilicon group, and organic electroluminescence devices using the compounds as color-producing materials | Jeong-Dae Seo, Soon-Ki Kwon, Yun-Hi Kim, Sung-ouk Jung, Jun Hwan Ahn +1 more | 2009-07-21 |
| 7541097 | Organic electroluminescent device and method for fabricating the same | Jeong-Dae Seo, Hee Jung Kim, Kyung-Hoon Lee, Hyoung Yun Oh, Myung Seop Kim | 2009-06-02 |
| 7507485 | Organic electroluminescent device | Hyoung Yun Oh, Sung Koo Lee, Jeong-Dae Seo, Myung Seop Kim | 2009-03-24 |