Inventor
YASUSHI KOISHIKAWA
Inventor
KR
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices30%
C09KMaterials for miscellaneous applications, not provided for elsewhere28%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium25%
C07BGeneral methods of organic chemistry10%
C07DHeterocyclic compounds3%
H01LSemiconductor devices3%
H05BElectric heating3%
PatentTitleYear
12,520,720Heterocyclic compound and organic light-emitting device202612,514,106Organometallic compound, organic light-emitting device including organometallic compound, and diagnostic composition including organometallic compound202512,492,218Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device202512,448,402Organometallic compound, organic light-emitting device including the same, and diagnostic composition including the organometallic compound202512,378,468Organometallic compound, organic light-emitting device including the same and electronic apparatus including the organic light-emitting device202512,240,863Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device202512,101,995Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device202412,069,940Organometallic compound, organic light-emitting device including the same and electronic apparatus including the organic light-emitting device202412,010,909Organometallic compound, organic light-emitting device including the same and electronic apparatus including the organic light-emitting device202411,800,801Organic light-emitting device202311,760,769Composition and organic light-emitting device including the same202311,367,837Organic light-emitting device2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to SAMSUNG ELECTRONICS CO LTD (12)· patent assignee history
2022–2026Based in KR· patent location history
2023Patents assigned to SAMSUNG SDI CO LTD (1)· patent assignee history
2025Patents assigned to SAMSUNG DISPLAY CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 12 | 2022–2026 |
| SAMSUNG DISPLAY CO LTD | 1 | 2025 |
| SAMSUNG SDI CO LTD | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 12 | 2022–2026 |