Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12138832 | Stack molding machine | Hyuk Hwi Na, Ho Seok HWANG, Sang-Hoon Ahn, Jae Ku Park, Eun Bin Lee +1 more | 2024-11-12 |
| 10217969 | Organic light emitting diode display and method for fabricating the same | Heui-Dong Lee, Kwang-Yeon Lee, Dae-Gwon Song | 2019-02-26 |
| 9203055 | Organic light emitting display device and method of manufacturing the same | Eun-Jung Park, Byung Soo Kim | 2015-12-01 |
| 8785918 | Organic light emitting device and organic light emitting display device using the same | Se-Hee Lee, Kwan-Soo Kim | 2014-07-22 |
| 8729533 | Organic electroluminescent display device | Sung Hoon Choi, Seok-Jong Lee, Kyu-II Han, Byung Soo Kim, Eun-Jung Park +4 more | 2014-05-20 |
| 8576357 | Liquid crystal displays with laminated diffuser plates | Mark D. Gehlsen, Linda M. Rivard, Ryan T. Fabick, James W. Laumer, Kenneth A. Epstein +3 more | 2013-11-05 |
| 7839086 | Display device and method for manufacturing the same | Jung Hwan Lee, Ho-Won Choi | 2010-11-23 |
| 7710511 | Liquid crystal displays with laminated diffuser plates | Mark D. Gehlsen, Linda M. Rivard, Ryan T. Fabick, James W. Laumer, Kenneth A. Epstein +3 more | 2010-05-04 |
| 7450094 | Light emitting device and method of driving the same | Ji Hun Kim | 2008-11-11 |
| 7261952 | Red color emitting compounds for organic electroluminescent device and an organic electroluminescent device using them | Yoon-Heung Tak, Yoon-Soo Han, Ki Dong Kim, Yong Kwan Kim | 2007-08-28 |
| 7241884 | Porphines-platinum metal complex compounds for organic electroluminescent device and organic electroluminescent device using them | Yoon-Heung Tak, Dong Uk Kim, Tae-Jeong Kim, Ung-Chan Yoon, Sung Hoon Kim +1 more | 2007-07-10 |
| 7025832 | Source for thermal physical vapor deposition of organic electroluminescent layers | Ki Beom Kim, Yoon-Soo Han, Yoon-Heung Tak, Seok-Joo Kim | 2006-04-11 |
| 6960663 | Phenyl pyridine-iridium metal complex compounds for organic electroluminescent device, process for preparing the compounds, and organic electroluminescent device using the compounds | Ki Dong Kim, Yoon-Soo Han, Yoon-Heung Tak, Dong Uk Kim, Tae-Jeong Kim +3 more | 2005-11-01 |
| 6807789 | Steel-concrete composite beam using asymmetric section steel beam | Dae-Young Kim, Young-gyu Ju, Sung-Chul Chun, Kwang-ryang Chung, Chan-Hyoung Lee +2 more | 2004-10-26 |