Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Eunsoo Ahn — 35 Patents

Samsung: 35 patents #3,299 of 75,807Top 5%
Jinju-si, KR: #1 of 105 inventorsTop 1%
Overall (All Time): #96,288 of 4,157,543Top 3%
35 Patents All Time
Eunsoo Ahn has been granted 35 US patents while listed as an inventor at Samsung. The first was granted in 2021 and the most recent in September 2025. Eunsoo Ahn ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list Eunsoo Ahn in Jinju-si, KR.

Patents per Year

Patents granted per year, 2021 to 2025Bar chart with a peak of 11 patents in 2023.peak 112021: 1 patents20212022: 2 patents20222023: 11 patents20232024: 11 patents20242025: 10 patents2025

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
12426496 Organic electroluminescence device and organometallic compound for organic electroluminescence device Junghoon Han, Soo-Byung KO, Sungbum Kim, Sujin Shin, Jaesung Lee 2025-09-23
12398317 Organometallic compound and organic light-emitting device including the same Junghoon Han, Soobyung Ko, Sungbum Kim, Sujin Shin, Jaesung Lee +2 more 2025-08-26
12398163 Organometallic compound and organic light-emitting device including the same Mina Jeon, Soobyung Ko, Hyunjung Lee, Sungbum Kim, Haejin Kim +4 more 2025-08-26
12391715 Organometallic compound, light-emitting device including the same, and electronic apparatus including the light-emitting device Soobyung Ko, Sungbum Kim, Eunyoung Lee, Jaesung Lee 2025-08-19
12382824 Organic electroluminescence device and organometallic compound for organic electroluminescence device Eunyoung Lee, Junghoon Han, Soo-Byung KO, Sungbum Kim, Haejin Kim +4 more 2025-08-05
12359120 Organometallic compound, organic light-emitting device including organometallic compound, and apparatus including organometallic compound Soobyung Ko, Hyunjung Lee, Mina Jeon, Sungbum Kim, Haejin Kim +4 more 2025-07-15
12324349 Organometallic compound and organic light-emitting device including the same Haejin Kim, Soobyung Ko, Sungbum Kim, Eunyoung Lee, Jaesung Lee 2025-06-03
12319706 Organometallic compound, light-emitting device including the same, and electronic apparatus including the light-emitting device Junghoon Han, Soobyung Ko, Sungbum Kim, Jaesung Lee, Hyunjung Lee 2025-06-03
12250874 Organic electroluminescence device and organometallic compound for organic electroluminescence device Soo-Byung KO, Haejin Kim, Sujin Shin, Hyunjung Lee, Junghoon Han 2025-03-11
12201016 Organometallic compound, organic light-emitting device including the organometallic compound, and apparatus including the organic light-emitting device Jaesung Lee, Soobyung Ko, Sungbum Kim, Haejin Kim, Sujin Shin +4 more 2025-01-14
12101996 Organometallic compound, light-emitting device including the same, and electronic apparatus Eunyoung Lee, Soobyung Ko, Haejin Kim, Sujin Shin, Junghoon Han 2024-09-24
12075693 Organometallic compound and organic light-emitting device including the same Jaesung Lee, Sungbum Kim, Soobyung Ko, Haejin Kim, Sujin Shin +4 more 2024-08-27
12069937 Method of purifying light-emitting device material and light-emitting device including light-emitting device material Eunyoung Lee, Hyunjung Lee, Soobyung Ko, Haejin Kim 2024-08-20
12048238 Organometallic compound and organic light-emitting device including the same Sujin Shin, Soobyung Ko, Haejin Kim, Jaesung Lee, Junghoon Han 2024-07-23
12035616 Organic electroluminescence device and organometallic complex for organic electroluminescence device Haejin Kim, Soo-Byung KO, Sungbum Kim, Sujin Shin, Eunyoung Lee +4 more 2024-07-09
11985889 Organometallic compound and organic light-emitting device including the same Hyunjung Lee, Soobyung Ko, Sungbum Kim, Eunyoung Lee, Jaesung Lee 2024-05-14
11976086 Organometallic compound, organic light-emitting device including the organometallic compound, and apparatus including the organic light-emitting device Jaesung Lee, Soobyung Ko, Sungbum Kim, Junghoon Han, Haejin Kim +4 more 2024-05-07
11950495 Organic light-emitting device and organometallic compound Soobyung Ko, Mina Jeon, Sungbum Kim, Sujin Shin, Eunyoung Lee +4 more 2024-04-02
11930697 Organometallic compound and organic light-emitting device including the same Junghoon Han, Soobyung Ko, Sungbum Kim, Sujin Shin, Eunyoung Lee +3 more 2024-03-12
11912725 Organometallic compound and organic light-emitting device including the same Soobyung Ko, Hyunjung Lee, Mina Jeon, Sungbum Kim, Haejin Kim +4 more 2024-02-27
11864459 Compound and light emitting device including the same Jaesung Lee, Sungbum Kim, Haejin Kim, Hyunjung Lee 2024-01-02
11793067 Organometallic compound and organic light-emitting device including the same Jaesung Lee, Sungbum Kim, Soobyung Ko, Haejin Kim, Sujin Shin +4 more 2023-10-17
11765969 Organometallic compound and organic light-emitting device including the same Mina Jeon, Sunmi Choi, Soobyung Ko, Sungbum Kim, Sujin Shin +4 more 2023-09-19
11758805 Organic electroluminescence device and organometallic compound for organic electroluminescence device Haejin Kim, Soo-Byung KO, Sungbum Kim, Sujin Shin, Eunyoung Lee +4 more 2023-09-12
11697664 Organometallic compound and organic light-emitting device including the same Mina Jeon, Soobyung Ko, Hyunjung Lee, Sungbum Kim, Haejin Kim +4 more 2023-07-11