Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12433159 | Organic compound, and organic light emitting diode and organic light emitting device including the same | Seon-Keun YOO, Dae-Wi Yoon, Min Gi Hong, Seong-Su Jeon, Ji-Cheol SHIN | 2025-09-30 |
| 12382780 | Organic light emitting diode and organic light emitting device including the same | Ji-Cheol SHIN, Seong-Su Jeon, Seon-Keun YOO | 2025-08-05 |
| 12382826 | Organic light emitting diode and organic light emitting device including the same | Ji-Cheol SHIN, Jeong-Dae Seo | 2025-08-05 |
| 12329030 | Organic compound, organic light emitting diode and organic light emitting device having the compound | Dae-Wi Yoon, Seon-Keun YOO, Min Gi Hong, Seong-Su Jeon, Ji-Cheol SHIN | 2025-06-10 |
| 12082494 | Organic light emitting diode and organic light emitting device including the same | In-Bum Song, Seung-Hee YOON, So Young Jang, Jin-Ho Park, Dong-Hyeok LIM +1 more | 2024-09-03 |
| 11358083 | Method of manufacturing diesel particulate filter having improved coefficient of thermal expansion and diesel particulate filter manufactured by the method | Kang Hong Lee, Seung Ha Nam | 2022-06-14 |
| 11251391 | Light emitting diode and electroluminescent display device including the same | Tae-Il Kum, Tae Sun Yoo, Ji-Young Kim | 2022-02-15 |
| 10741781 | White organic light emitting device | Tae Sun Yoo, Hwa-Kyung Kim, Hong-Seok Choi, Jae Il Song, Mi-Young Han +1 more | 2020-08-11 |
| 10418577 | White organic light emitting device | Tae Sun Yoo, Hwa-Kyung Kim, Hong-Seok Choi, Jae Il Song, Mi-Young Han +1 more | 2019-09-17 |
| 10026915 | White organic light emitting device | Tae Sun Yoo, Hwa-Kyung Kim, Hong-Seok Choi, Jae Il Song, Mi-Young Han +1 more | 2018-07-17 |
| 9786861 | White organic light emitting device | Hwa-Kyung Kim, Hong-Seok Choi, Mi-Young Han, Hye Min Oh, Tae-Shick Kim +1 more | 2017-10-10 |
| 9425422 | Organic light emitting display device | Hwa-Kyung Kim, Hong-Seok Choi, Gwi-Jeong Cho, Youn-Seok Kam, Mi-Young Han +4 more | 2016-08-23 |
| 9293669 | Light emitting device and lighting system with the same | — | 2016-03-22 |
| 9224967 | White organic light emitting device | Tae Sun Yoo, Hwa-Kyung Kim, Hong-Seok Choi, Jae Il Song, Mi-Young Han +1 more | 2015-12-29 |
| 9136446 | Light emitting device and lighting system with the same | — | 2015-09-15 |
| 9087970 | Light emitting device and lighting system with the same | — | 2015-07-21 |
| 9017829 | Phenanthrocarbazole compound, and organic electroluminescent device using same | Jin-Seok Hong, Eun Jung Lee, Kyoung Soo Kim | 2015-04-28 |
| 8955158 | Method and apparatus for transmitting rights object information between device and portable storage | Yun-sang Oh, Tae-Sung Kim, Kyung-im Jung | 2015-02-10 |
| 8921860 | Organic light emitting display device | Byung Chul Ahn, Yoon-Heung Tak, Chang Wook Han, Do Hyung Kim, Jae-Man Lee +3 more | 2014-12-30 |
| 8884274 | White organic light emitting device | Mi-Young Han, Chang-Je Sung, Youn-Seok Kam | 2014-11-11 |
| 8646061 | Method and apparatus for transmitting rights object information between device and portable storage | Yun-sang Oh, Tae-Sung Kim, Kyung-im Jung | 2014-02-04 |
| 8536606 | Light emitting device, light emitting device package including the same and lighting system | — | 2013-09-17 |
| 8191129 | Apparatus and method for processing digital rights object | Yun-sang Oh, Tae-Sung Kim, Kyung-im Jung | 2012-05-29 |
| 8176322 | Apparatus and method for moving and copying rights objects between device and portable storage device | Byung-Rae Lee, Tae-Sung Kim, Kyung-im Jung, Yun-sang Oh | 2012-05-08 |
| 7882291 | Apparatus and method for operating plural applications between portable storage device and digital device | Yun-sang Oh, Tae-Sung Kim, Kyung-im Jung | 2011-02-01 |