Inventor
Ku-Sun Choung
Inventor
KR
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere29%
H10KOrganic electric solid-state devices29%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium24%
C07BGeneral methods of organic chemistry18%
PatentTitleYear
12,581,791Organic light emitting diode and organic light emitting device having thereof202612,545,696Organic metal compound, organic light emitting diode and organic light emitting device having the compound202612,540,152Organic metal compound, organic light emitting diode and organic light emitting device having the compound202612,484,436Organic metal compound, organic light emitting diode and organic light emitting device having the compound202512,446,458Organometallic compound, organic light emitting diode and organic light emitting device including the organometallic compound2025Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2025–2026Patents assigned to LG DISPLAY CO LTD (5)· patent assignee history
2025–2026Patents assigned to DUPONT SPECIALTY MATERIALS KOREA LTD (3)· patent assignee history
2025–2026Patents assigned to ROHM & HAAS ELECT MATERIALS KOREA LTD (3)· patent assignee history
2025–2026Based in KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LG DISPLAY CO LTD | 5 | 2025–2026 |
| DUPONT SPECIALTY MATERIALS KOREA LTD | 3 | 2025–2026 |
| ROHM & HAAS ELECT MATERIALS KOREA LTD | 3 | 2025–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 5 | 2025–2026 |