Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12433150 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Hyeongmin Kim, Heechoon Ahn, Yeseul Lee, Yirang Im, Soo-Byung KO +1 more | 2025-09-30 |
| 12433151 | Heterocyclic compound, light-emitting device including the heterocyclic compound, and electronic apparatus including the light-emitting device | Hyeongmin Kim, Heechoon Ahn, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more | 2025-09-30 |
| 12433154 | Electroluminescence device | Hyeongmin Kim, Heechoon Ahn, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more | 2025-09-30 |
| 12402525 | Heterocyclic compound, light-emitting device including the same, and electronic apparatus including the light-emitting device | Yunhi Kim, Soonki Kwon, Heechoon Ahn, Jihyun Park | 2025-08-26 |
| 12336425 | Compound and light-emitting device including the same | Hyeongmin Kim, Heechoon Ahn, Yeseul Lee, Yirang Im, Seowon Cho | 2025-06-17 |
| 12317739 | Condensed cyclic compound, light-emitting device including condensed cyclic compound, and electronic apparatus including light-emitting device | Yeseul Lee, Hyeongmin Kim, Heechoon Ahn, Hyoyoung Lee, Yirang Im +1 more | 2025-05-27 |
| 12262632 | Heterocyclic compound and organic light-emitting device including the same | Heechoon Ahn, Soobyung Ko, Hyeongmin Kim, Yeseul Lee, Yirang Im | 2025-03-25 |
| 12245503 | Heterocyclic compound, light-emitting device including the same, and electronic apparatus including the light-emitting device | Heechoon Ahn, Hyeongmin Kim, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more | 2025-03-04 |
| 12245499 | Heterocyclic compound and organic light-emitting device including the same | Heechoon Ahn, Soobyung Ko, Hyeongmin Kim, Yeseul Lee, Yirang Im | 2025-03-04 |
| 12219868 | Organic electroluminescence device | Hyeongmin Kim, Heechoon Ahn, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more | 2025-02-04 |
| 12193320 | Heterocyclic compound, light-emitting device including heterocyclic compound, and electronic apparatus including light-emitting device | Heechoon Ahn, Soobyung Ko, Hyeongmin Kim, Yeseul Lee, Yirang Im | 2025-01-07 |
| 12004417 | Heterocyclic compound and light-emitting device including same | Yeseul Lee, Soobyung Ko, Hyeongmin Kim, Heechoon Ahn, Yirang Im | 2024-06-04 |
| 12004422 | Heterocyclic compound and organic light-emitting device including the same | Yeseul Lee, Hyeongmin Kim, Heechoon Ahn, Yirang Im, Soobyung Ko +1 more | 2024-06-04 |
| 11944008 | Heterocyclic compound and light-emitting device including same | Yeseul Lee, Soobyung Ko, Hyeongmin Kim, Heechoon Ahn, Yirang Im | 2024-03-26 |
| 11903309 | Heterocyclic compound and organic light-emitting device including the same | Heechoon Ahn, Hyeongmin Kim, Yeseul Lee, Yirang Im, Soobyung Ko +1 more | 2024-02-13 |
| 11611049 | Compound and organic light-emitting device including the same | Hyeongmin Kim, Soobyung Ko, Heechoon Ahn, Yeseul Lee, Yirang Im | 2023-03-21 |
| 11597734 | Compound and organic light-emitting device including the same | Hyeongmin Kim, Heechoon Ahn, Yirang Im, Yeseul Lee, Soobyung Ko +1 more | 2023-03-07 |
| 11450821 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Yeseul Lee, Soo-Byung KO, Hyeongmin Kim, Heechoon Ahn, Yirang Im | 2022-09-20 |
| 11271170 | Heterocyclic compound and organic light-emitting device including the same | Yeseul Lee, Hyeongmin Kim, Heechoon Ahn, Yirang Im, Soobyung Ko +1 more | 2022-03-08 |
| 11180513 | Compound and organic light-emitting device including the same | Yeseul Lee, Hyeongmin Kim, Heechoon Ahn, Yirang Im, Soobyung Ko +1 more | 2021-11-23 |