Positive electrode active material, method for manufacturing the positive electrode active material, and lithium-ion battery
US-2025372637-A1 · Dec 4, 2025 · US
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Hirahara Takashi patents
Hirahara Takashi is listed as an inventor on 12 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hirahara Takashi |
| Total patents | 12 |
| First publication | Mar 10, 2022 |
| Latest publication | Dec 4, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Positive electrode active material, manufacturing method thereof, and secondary battery
US-2025349834-A1 · Nov 13, 2025 · US
Positive electrode active material and secondary battery
US-2025270111-A1 · Aug 28, 2025 · US
Battery, electronic device, and vehicle
US-2025023105-A1 · Jan 16, 2025 · US
Method for manufacturing positive electrode active material
US-2024322159-A1 · Sep 26, 2024 · US
Ionic liquid, secondary battery, electronic device, and vehicle
US-2024097194-A1 · Mar 21, 2024 · US
Method for manufacturing positive electrode active material, secondary battery, and vehicle
US-2024092658-A1 · Mar 21, 2024 · US
Formation method of positive electrode active material
US-2024079583-A1 · Mar 7, 2024 · US
Organic Compound, Light-Emitting Device, Light-Emitting Apparatus, Electronic Apparatus and Lighting Device
US-2024023431-A1 · Jan 18, 2024 · US
Method for manufacturing positive electrode active material, secondary battery, and vehicle
US-2022250937-A1 · Aug 11, 2022 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Semiconductor Energy Lab | 12 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01M4/525 | 9 |
| H01M2004/028 | 9 |
| Y02E60/10 | 9 |
| H01M4/505 | 7 |
| H01M10/0525 | 5 |