Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12402531 | Multi-component host material and organic electroluminescent device comprising the same | Hee-Choon Ahn, Young Kwang Kim, Doo-Hyeon Moon, Su-Hyun LEE, Seon-Woo Lee +6 more | 2025-08-26 |
| 12391700 | Organic light emitting diode and organic light emitting device including the same | Young-Jun YU, Sang Beom Kim, Do-Han Kim, Jeong-Dae Seo, Chi-Sik Kim +2 more | 2025-08-19 |
| 12378228 | Plurality of host materials and organic electroluminescent device comprising the same | Ji-Song JUN, Chi-Sik Kim, Jin-Ri Hong | 2025-08-05 |
| 12356856 | Plurality of host materials and organic electroluminescent device comprising the same | Ji-Song JUN, Hee-Ryong Kang, Chi-Sik Kim, Jin-Man Kim, Seung Hyun YOON | 2025-07-08 |
| 12279525 | Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the same | Hyo-Soon PARK, Sang-Hee CHO, So-Mi PARK, Dong-Hyung LEE | 2025-04-15 |
| 12125433 | Display device | Ki Wook Kim, Yang Wan Kim, Ji Su Na, Joong-Soo Moon, Myeong Hee Seo +2 more | 2024-10-22 |
| 12102001 | Organic electroluminescent compound, organic electroluminescent material comprising the same, and organic electroluminescent device | Young Kwang Kim, Hong-Se OH, Ji-Song JUN, Chi-Sik Kim, Doo-Hyeon Moon | 2024-09-24 |
| 11917907 | Organic electroluminescent device | Tae Jin LEE, Jae Hoon Shim, Yoo-Jin DOH, Hee-Choon Ahn, Young Kwang Kim +5 more | 2024-02-27 |
| 11832515 | Organic electroluminescent compound, organic electroluminescent material comprising the same, and organic electroluminescent device | Chi-Sik Kim, Hyun Jung Kim, Jin-Man Kim, Hyun Woo Kang, So-Young JUNG | 2023-11-28 |
| 11814401 | Luminescent material and electroluminescent display device using the same | Heejun Park, Jaemin Moon, Kusun Choung, Hee-Ryong Kang, Hyun Joo Kim +2 more | 2023-11-14 |
| 11810517 | Display device having a plurality of non-emission periods and driving method thereof | Yang Wan Kim | 2023-11-07 |
| 11725138 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Hyun Jung Kim, Ji-Won UM, Mi-Ja LEE, Chi-Sik Kim | 2023-08-15 |
| 11649225 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Chi-Sik Kim | 2023-05-16 |
| 11238786 | Driving method for light emitting display device | Min Woo Byun, Jong Won Park, Myeong Hee Seo | 2022-02-01 |
| 11204418 | System for survival detection in dangerous space | — | 2021-12-21 |
| 11130747 | Plurality of host materials and an organic electroluminescence device comprising the same | Jae Hoon Shim, Yoo-Jin DOH, Bitnari Kim | 2021-09-28 |
| RE48349 | Organic light emitting diode display device and method of fabricating the same | Kang-Hyun Kim, Ki Soub Yang, Dae-Jung Choi, Seung-Ryul Choi, Han-Hee Kim | 2020-12-08 |
| 10672481 | Semiconductor memory device and operating method thereof | Sang Hyun JANG | 2020-06-02 |
| 10438531 | Protection circuit and organic light emitting display device including the same | Min Woo Byun | 2019-10-08 |
| 10319918 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Hyun-Ju KANG, Hee-Ryong Kang, Young Gil Kim, Chi-Sik Kim, Seon-Woo Lee +3 more | 2019-06-11 |
| 10109237 | Pixel and organic light emitting display device having the same | Yong Jae Kim, Young Jin Cho, Deok-Young Choi | 2018-10-23 |
| 10096662 | Organic light emitting display device including a tandem structure and method of manufacturing the organic light emitting display device including the tandem structure | Deok-Young Choi, Young Jin Cho, Yong Jae Kim, Jin-Gon Oh, Wang-Jo Lee | 2018-10-09 |
| 10062321 | Pixel circuit and organic light emitting display device including the same | Ji Su Na | 2018-08-28 |
| 9929221 | Organic light emitting diode display device | Kang-Hyun Kim, Ki Soub Yang, Seung-Ryul Choi | 2018-03-27 |
| 9923036 | Thin film transistor array substrate and method of fabricating the same | Kang-Hyun Kim, Ki Soub Yang, Seung-Ryul Choi | 2018-03-20 |