Inventor
TASUKU HAKETA
Inventor
JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices31%
C07DHeterocyclic compounds24%
C09KMaterials for miscellaneous applications, not provided for elsewhere13%
H01LSemiconductor devices11%
C07CAcyclic or carbocyclic compounds8%
C07BGeneral methods of organic chemistry6%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium2%
H05BElectric heating2%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution2%
Y02PClimate change mitigation technologies in the production or processing of goods2%
PatentTitleYear
12,590,076Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device202612,543,494Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device202612,514,115Organic electroluminescence device and electronic apparatus202512,464,943Compound and organic electroluminescent element using same202512,369,490Organic electroluminescent element, organic electroluminescent display device, and electronic device202512,338,234Compound, material for organic electroluminescence device, organic electroluminescence device, and electronic device202512,069,943Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device202412,048,242Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device202412,012,389Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device202411,795,155Compound having naphthobenzofuranyl structure, material for organic electroluminescence device, organic electroluminescence device, and electronic instrument202311,744,149Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device202311,730,054Compound having dibenzofuran and naphthalene structures, and organic electroluminescent element using same202311,691,983Specifically substituted benzofuro- and benzothienoquinolines for organic light emitting diodes202311,678,569Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device202311,618,740Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic device202311,548,877Compound, material for organic electroluminescence device, organic electroluminescence device, and electronic device202311,489,128Organic electroluminescent element emitting light at high luminous effiency and electronic device202211,479,544Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device202211,393,986Mixture, organic electroluminescence device and electronic equipment2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to IDEMITSU KOSAN CO (19)· patent assignee history
2022–2026Based in JP· patent location history
2026Patents assigned to NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IDEMITSU KOSAN CO | 19 | 2022–2026 |
| NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 19 | 2022–2026 |