Light-Emitting Element, Light-Emitting Device, Display Device, Electronic Appliance, And Lighting Device
US-2026020492-A1 · Jan 15, 2026 · US
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Takahashi Tatsuyoshi patents
Takahashi Tatsuyoshi is listed as an inventor on 224 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Takahashi Tatsuyoshi |
| Total patents | 224 |
| First publication | Jan 1, 2015 |
| Latest publication | Jan 15, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Lithium-ion secondary battery
US-2026011713-A1 · Jan 8, 2026 · US
Secondary battery and electronic device
US-2026005243-A1 · Jan 1, 2026 · US
Secondary battery
US-2025357481-A1 · Nov 20, 2025 · US
Light-emitting element, light-emitting device, display device, electronic appliance, and lighting device
US-12439814-B2 · Oct 7, 2025 · US
Secondary battery, electronic device, power storage system, and vehicle
US-2025293247-A1 · Sep 18, 2025 · US
Secondary battery, electronic device, power storage system, and vehicle
US-2025293248-A1 · Sep 18, 2025 · US
Secondary battery and manufacturing method thereof
US-12394799-B2 · Aug 19, 2025 · US
Light-emitting element
US-2025160108-A1 · May 15, 2025 · US
Positive electrode active material and secondary battery
US-2025158054-A1 · May 15, 2025 · US
Recent patents
Latest publications not already listed above.
Positive electrode active material and secondary battery
US-2025140843-A1 · May 1, 2025 · US
Lithium cobalt aluminum oxide positive electrode active material including aluminum-containing coating film and secondary battery
US-12278366-B2 · Apr 15, 2025 · US
Light-Emitting Element, Light-Emitting Device, Electronic Device, Lighting Device, and Organic Compound
US-2025120314-A1 · Apr 10, 2025 · US
Positive electrode for secondary battery, secondary battery, and electronic device
US-12266796-B2 · Apr 1, 2025 · US
Battery
US-2025105291-A1 · Mar 27, 2025 · US
Light-emitting element
US-12262574-B2 · Mar 25, 2025 · US
Light-emitting element, display device, electronic device, and lighting device
US-2025098398-A1 · Mar 20, 2025 · US
Light-emitting element, light-emitting device, electronic device, and lighting device
US-12239010-B2 · Feb 25, 2025 · US
Light-emitting element, display device, electronic device, and lighting device
US-12225748-B2 · Feb 11, 2025 · US
Light-Emitting Element, Compound, Organic Compound, Display Module, Lighting Module, Light-Emitting Device, Display Device, Lighting Device, and Electronic Device
US-2025048926-A1 · Feb 6, 2025 · US
Light-Emitting Element, Organic Compound, Light-Emitting Device, Electronic Device, and Lighting Device
US-2025031573-A1 · Jan 23, 2025 · US
Light-emitting device, light-emitting apparatus, organic compound, electronic device, and lighting device
US-2025017109-A1 · Jan 9, 2025 · US
Secondary battery and electronic device
US-2025007051-A1 · Jan 2, 2025 · US
Battery
US-2024421445-A1 · Dec 19, 2024 · US
Mixed Material For Light-Emitting Device
US-2024397818-A1 · Nov 28, 2024 · US
Light-Emitting Element, Display Device, Electronic Device, and Lighting Device
US-2024397738-A1 · Nov 28, 2024 · US
Secondary battery
US-2024396048-A1 · Nov 28, 2024 · US
Positive electrode active material
US-2024379941-A1 · Nov 14, 2024 · US
Light-emitting element, light-emitting device, electronic device, lighting device, and organic compound
US-12127479-B2 · Oct 22, 2024 · US
Light-emitting element, organic compound, light-emitting device, electronic device, and lighting device
US-12102000-B2 · Sep 24, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Semiconductor Energy Lab | 224 |
| Semi Conductor Energy Laboratory Co Ltd | 1 |
| Semiconductor Enery Laboratory Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10K50/11 | 187 |
| H10K85/6572 | 162 |
| H10K2101/10 | 137 |
| C09K11/06 | 136 |
| H10K85/6576 | 128 |