Inventor
TOSHIAKI SASADA
Inventor
JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices22%
C09KMaterials for miscellaneous applications, not provided for elsewhere20%
H01LSemiconductor devices15%
C07DHeterocyclic compounds8%
C07CAcyclic or carbocyclic compounds7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%
H05BElectric heating7%
C08LCompositions of macromolecular compounds3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
PatentTitleYear
12,284,904Light emitting device and production method thereof, and composition for light emitting device and production method thereof202512,250,870Light emitting device and production method thereof, and composition for light emitting device and production method thereof202511,889,751Light emitting element202411,770,941Film production method202311,588,119Light emitting device202311,532,790Composition and light emitting device using the same202211,515,477Light emitting device having thermally activated delayed fluorescent (TADF) compound202211,420,930Composition for light emitting device and light emitting device containing the same202211,424,410Light emitting device202211,339,134Composition and light emitting element device using the same202211,271,166Light emitting device and composition useful for production of same light emitting device202211,225,602Light emitting device202211,158,829Method for producing a composition for a light-emitting element and method for evaluating same2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to SUMITOMO CHEMICAL CO (13)· patent assignee history
2021–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 13 | 2021–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 13 | 2021–2025 |