Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8846215 | Organic light-emitting diode and method for manufacturing same | Minseung Chun, Jungi Jang, Seong So Kim, Chang Hwan Kim, Hyungjin Lee +6 more | 2014-09-30 |
| 8586968 | Organic light emitting diode having high efficiency and process for fabricating the same | Jun-Gi Jang, Chang Hwan Kim, Dong-Seob Jeong, Kong-Kyeom Kim, Wook Dong Cho +2 more | 2013-11-19 |
| 8431246 | Organic metal complexs derivative and organic light emitting device using the same | Dae Woong Lee, Dong Hoon Lee, Mun Kyu Joo, Jeung-Gon Kim | 2013-04-30 |
| 8304983 | ITO film treated by nitrogen plasma and the organic luminescent device using the same | Se-Hwan Son, Min Soo Kang, Jong Geol Kim | 2012-11-06 |
| 8197951 | Emitting material and organic light emitting diode using the same | Kong-Kyeom Kim, Hye-Young Jang, Sung Kil Hong, Sung-Jin Yeo | 2012-06-12 |
| 8198801 | Materials for injecting or transporting holes and organic electroluminescence devices using the same | Ji Eun Kim, Jae-Chol Lee, Kong-Kyeom Kim, Jae-Soon Bae, Jun-Gi Jang +4 more | 2012-06-12 |
| 8173272 | Diamine derivatives, preparation method thereof and organic electronic device using the same | Hye-Young Jang, Jae-Chol Lee, Jin Kyoon Park, Kong-Kyeom Kim, Ji Eun Kim +3 more | 2012-05-08 |
| 8071227 | Compounds and organic light emitting diode using the same | Byung Sun Jeon, Wook Dong Cho, Jeung-Gon Kim, Yeon Hwan Kim | 2011-12-06 |
| 8053762 | Imidazoquinazoline derivative, process for preparing the same, and organic electronic device using the same | Jae-Soon Bae, Dong Hoon Lee, Dae Woong Lee, Jun-Gi Jang | 2011-11-08 |
| 7965032 | Anthracene derivative and organic electronic device using the same | Jae-Soon Bae, Dae Woong Lee, Dong Hoon Lee, Jun-Gi Jang, Ji Eun Kim | 2011-06-21 |
| 7821001 | Organic electronic device | Minsoo Kang, Sae Hwan Son, Hyeon Choi, Jun-Gi Jang, Yeon Hwan Kim +2 more | 2010-10-26 |
| 7816019 | Compound and organic light emitting device using the same | Wook Dong Cho, Ji Eun Kim, Byung Sun Jeon, Seok-Hee Yoon, Jae Min Moon | 2010-10-19 |
| 7648780 | Electroluminescent devices with low work function anode | Se-Hwan Son, Jun-Gi Jang, Seok-Hee Yoon, Jae-Chol Lee, Kong-Kyeum Kim | 2010-01-19 |
| 7648779 | Electroluminescent devices with low work function anode | Se-Hwan Son, Jun-Gi Jang, Seok-Hee Yoon, Jae-Chol Lee, Kong-Kyeum Kim | 2010-01-19 |
| 7619356 | ITO film treated by nitrogen plasma and the organic luminescent device using the same | Se-Hwan Son, Min Soo Kang, Jong Geol Kim | 2009-11-17 |
| 7560175 | Electroluminescent devices with low work function anode | Se-Hwan Son, Jun-Gi Jang, Seok-Hee Yoon, Jae-Chol Lee, Kong-Kyeum Kim | 2009-07-14 |
| 7365360 | Organic electronic device | Minsoo Kang, Sae Hwan Son, Hyeon Choi, Jun-Gi Jang, Yeon Hwan Kim +2 more | 2008-04-29 |
| 5969364 | Wafer fixing unit for focused ion beam apparatus | Jong-chel Park | 1999-10-19 |