Inventor
MASAKI NUMATA
Inventor
JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices31%
C07DHeterocyclic compounds22%
C09KMaterials for miscellaneous applications, not provided for elsewhere22%
H01LSemiconductor devices11%
C07CAcyclic or carbocyclic compounds6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
H05BElectric heating3%
PatentTitleYear
12,501,828Organic light-emitting device and apparatus including the same202512,178,122Compound, composition including the same, liquid composition, and organic electroluminescent device202412,167,679Organic light-emitting device202412,060,344Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound202411,925,106Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compound202411,895,917Material for organic electroluminescence device and organic electroluminescence device using the same202411,706,977Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound202311,697,645Heterocyclic compound, composition including heterocyclic compound, and organic light-emitting device including heterocyclic compound202311,542,252Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound202311,339,143Condensed cyclic compound and organic light-emitting device including the same202211,233,200Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compound2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to SAMSUNG ELECTRONICS CO LTD (10)· patent assignee history
2022–2024Based in KR· patent location history
2023–2025Based in JP· patent location history
2024Patents assigned to IDEMITSU KOSAN CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 10 | 2022–2025 |
| IDEMITSU KOSAN CO | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 7 | 2023–2025 |
| KR | 4 | 2022–2024 |