Inventor
KOJI TAKAKU
Inventor
JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices23%
C07DHeterocyclic compounds14%
C09KMaterials for miscellaneous applications, not provided for elsewhere14%
H05BElectric heating14%
H01LSemiconductor devices9%
A61BDiagnosis5%
A61KPreparations for medical, dental or toiletry purposes5%
C07CAcyclic or carbocyclic compounds5%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments5%
C09DCoating compositions, e.g. paints, varnishes or lacquers5%
PatentTitleYear
12,404,264Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element202511,844,229Electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element202311,744,144Organic electroluminescent element, light-emitting material therefor, light emitting device, display device, and illumination device202311,596,602Biocompatible material202311,563,178Organic electroluminescent element, compound for use in the element, and light emitting device, display device, and illumination device using the element202311,428,669Resonant sensor202211,177,450Organoelectroluminescent element, and light emission device, display device, and illumination device in which said organoelectroluminescent element is used2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to UDC IRELAND LTD (5)· patent assignee history
2021Patents assigned to HAYASHI NAOYUKI (1)· patent assignee history
2021Patents assigned to TAKAKU KOJI (1)· patent assignee history
2021Patents assigned to YASUDA HIDEKI (1)· patent assignee history
2021–2025Based in JP· patent location history
2022–2023Patents assigned to FUJIFILM CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UDC IRELAND LTD | 5 | 2021–2025 |
| FUJIFILM CORP | 2 | 2022–2023 |
| HAYASHI NAOYUKI | 1 | 2021 |
| TAKAKU KOJIself | 1 | 2021 |
| YASUDA HIDEKI | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 7 | 2021–2025 |