Inventor
Tatsuyoshi TAKAHASHI
Inventor
JP
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices27%
C09KMaterials for miscellaneous applications, not provided for elsewhere18%
C07DHeterocyclic compounds10%
H01LSemiconductor devices9%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
C01GCompounds containing metals not covered by subclasses c01d or c01f1%
PatentTitleYear
12,439,814Light-emitting element, light-emitting device, display device, electronic appliance, and lighting device202512,394,799Secondary battery and manufacturing method thereof202512,278,366Lithium cobalt aluminum oxide positive electrode active material including aluminum-containing coating film and secondary battery202512,266,796Positive electrode for secondary battery, secondary battery, and electronic device202512,262,574Light-emitting element202512,239,010Light-emitting element, light-emitting device, electronic device, and lighting device202512,225,748Light-emitting element, display device, electronic device, and lighting device202512,127,479Light-emitting element, light-emitting device, electronic device, lighting device, and organic compound202412,102,000Light-emitting element, organic compound, light-emitting device, electronic device, and lighting device202412,069,951Light-emitting element, compound, organic compound, display module, lighting module, light-emitting device, display device, lighting device, and electronic device202412,063,856Mixed material for light-emitting device202411,974,445Light-emitting element, display device, electronic device, and lighting device202411,937,439Light-emitting element, light-emitting device, display device, electronic appliance, and lighting device202411,903,227Light-emitting element, display device, electronic device, and lighting device202411,895,908Light-emitting element, display device, electronic device, and lighting device202411,800,799Light-emitting element, light-emitting device, electronic device, lighting device, and organic compound202311,730,007Light-emitting element202311,600,789Light-emitting element, compound, organic compound, display module, lighting module, light-emitting device, display device, lighting device, and electronic device202311,552,256Light-emitting element, light-emitting device, electronic device, lighting device, and organic compound202311,522,138Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device202211,355,722Light-emitting element202211,322,709Light-emitting element, light-emitting device, display device, electronic appliance, and lighting device202211,322,689Light-emitting element, display device, electronic device, and lighting device202211,276,824Compound, light-emitting element, display device, electronic device, and lighting device2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to SEMICONDUCTOR ENERGY LAB (24)· patent assignee history
2022–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEMICONDUCTOR ENERGY LAB | 24 | 2022–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 24 | 2022–2025 |