Inventor
YUTA HIRAYAMA
Inventor
JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices33%
C07DHeterocyclic compounds19%
C09KMaterials for miscellaneous applications, not provided for elsewhere19%
C07BGeneral methods of organic chemistry7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
C07CAcyclic or carbocyclic compounds4%
H01LSemiconductor devices4%
PatentTitleYear
12,281,248Organic light-emitting element using polycyclic aromatic derivative compound202512,221,430Compound having pyrimidine ring structure and organic electroluminescence device202512,219,872Organic electroluminescent element202512,102,002Compound having benzazole ring structure, and organic electroluminescent device202412,037,332Compound including benzimidazole ring structure and organic electroluminescent element202412,024,527Compound having azabenzoxazole ring structure and organic electroluminescent element202411,980,092Organic electroluminescence element202411,925,108Compound having triarylamine structure and organic electroluminescence device202411,605,785Organic electroluminescence device2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2025Patents assigned to HODOGAYA CHEMICAL CO LTD (9)· patent assignee history
2023–2025Patents assigned to SFC CO LTD (4)· patent assignee history
2023–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HODOGAYA CHEMICAL CO LTD | 9 | 2023–2025 |
| SFC CO LTD | 4 | 2023–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 9 | 2023–2025 |