HA

Heechoon Ahn

Samsung: 42 patents #2,483 of 75,807Top 4%
Overall (All Time): #71,351 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 25 most recent of 42 patents

Patent #TitleCo-InventorsDate
12433154 Electroluminescence device Hyunah Um, Hyeongmin Kim, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more 2025-09-30
12433150 Organic electroluminescence device and polycyclic compound for organic electroluminescence device Hyeongmin Kim, Hyunah Um, 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, Hyunah Um, 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 Hyunah Um, Yunhi Kim, Soonki Kwon, Jihyun Park 2025-08-26
12378269 Organometallic compound, organic light-emitting device including the organometallic compound, and organic light-emitting apparatus including the organic light-emitting device Soobyung Ko, Sungbum Kim, Mina Jeon, Mieun Jun, Youngkook Kim +1 more 2025-08-05
12336425 Compound and light-emitting device including the same Hyunah Um, Hyeongmin Kim, 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, Hyunah Um, Hyoyoung Lee, Yirang Im +1 more 2025-05-27
12268085 Organic electroluminescence device Yoonkyoo Lee 2025-04-01
12262632 Heterocyclic compound and organic light-emitting device including the same Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im 2025-03-25
12245503 Heterocyclic compound, light-emitting device including the same, and electronic apparatus including the light-emitting device Hyeongmin Kim, Hyunah Um, Yeseul Lee, Hyoyoung Lee, Yirang Im +1 more 2025-03-04
12245499 Heterocyclic compound and organic light-emitting device including the same Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im 2025-03-04
12232409 Organometallic compound and organic light-emitting device including the same Junghoon Han, Soobyung Ko, Sungbum Kim, Junha Park, Munki Sim +5 more 2025-02-18
12219868 Organic electroluminescence device Hyeongmin Kim, Hyunah Um, 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 Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im 2025-01-07
12096680 Organometallic compound and organic light-emitting device including the same Mina Jeon, Soobyung Ko, Sungbum Kim, Mieun Jun, Youngkook Kim +1 more 2024-09-17
12069948 Heterocyclic compound and organic light-emitting device including the same Soobyung Ko, Mieun Jun, Sungbum Kim, Mina Jeon, Youngkook Kim +1 more 2024-08-20
12004422 Heterocyclic compound and organic light-emitting device including the same Yeseul Lee, Hyeongmin Kim, Hyunah Um, Yirang Im, Soobyung Ko +1 more 2024-06-04
12004417 Heterocyclic compound and light-emitting device including same Yeseul Lee, Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yirang Im 2024-06-04
11944008 Heterocyclic compound and light-emitting device including same Yeseul Lee, Soobyung Ko, Hyeongmin Kim, Hyunah Um, Yirang Im 2024-03-26
11925104 Organometallic compound and organic light-emitting device including the same Soobyung Ko, Sungbum Kim, Mina Jeon, Mieun Jun, Youngkook Kim +1 more 2024-03-05
11903309 Heterocyclic compound and organic light-emitting device including the same Hyeongmin Kim, Hyunah Um, Yeseul Lee, Yirang Im, Soobyung Ko +1 more 2024-02-13
11787822 Aromatic compound and organic electroluminescence device including the same Soo-Byung KO, Mieun Jun, Sungbum Kim, Mina Jeon, Youngkook Kim +1 more 2023-10-17
11678564 Organometallic compound and organic light-emitting device including the same Mina Jeon, Soobyung Ko, Sungbum Kim, Mieun Jun, Junghoon Han +2 more 2023-06-13
11611049 Compound and organic light-emitting device including the same Hyeongmin Kim, Soobyung Ko, Hyunah Um, Yeseul Lee, Yirang Im 2023-03-21
11597734 Compound and organic light-emitting device including the same Hyeongmin Kim, Hyunah Um, Yirang Im, Yeseul Lee, Soobyung Ko +1 more 2023-03-07