Inventor
YONG BUM CHA
Inventor
KR
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices27%
H01LSemiconductor devices23%
C07DHeterocyclic compounds18%
C09KMaterials for miscellaneous applications, not provided for elsewhere18%
C07CAcyclic or carbocyclic compounds5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
PatentTitleYear
11,685,859Organic light emitting device202311,515,478Compound and organic light emitting device using the same202211,459,290Compound and organic light emitting device using the same202211,407,718Heterocyclic compound and organic light emitting device comprising the same202211,261,176Amine-based compound and organic light emitting device using the same202211,251,377Organic light emitting device2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to LG CHEMICAL LTD (6)· patent assignee history
2022–2023Based in KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LG CHEMICAL LTD | 6 | 2022–2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 6 | 2022–2023 |