Nonaqueous electrolyte secondary battery
US-12597604-B2 · Apr 7, 2026 · US
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Niina Fumiharu patents
Niina Fumiharu is listed as an inventor on 65 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Niina Fumiharu |
| Total patents | 65 |
| First publication | Aug 6, 2015 |
| Latest publication | Apr 7, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery
US-12500233-B2 · Dec 16, 2025 · US
Non-aqueous electrolyte secondary battery positive electrode and non-aqueous electrolyte secondary battery
US-12412891-B2 · Sep 9, 2025 · US
Non-aqueous electrolyte secondary battery
US-12341187-B2 · Jun 24, 2025 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-12300815-B2 · May 13, 2025 · US
Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery
US-12261292-B2 · Mar 25, 2025 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-12166207-B2 · Dec 10, 2024 · US
Nonaqueous electrolyte secondary battery
US-2023378438-A1 · Nov 23, 2023 · US
Non-aqueous electrolyte secondary battery
US-2023335717-A1 · Oct 19, 2023 · US
Nonaqueous electrolyte secondary battery
US-2023290939-A1 · Sep 14, 2023 · US
Recent patents
Latest publications not already listed above.
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-11695115-B2 · Jul 4, 2023 · US
Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery
US-2023187624-A1 · Jun 15, 2023 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-11626587-B2 · Apr 11, 2023 · US
Positive electrode for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-11569493-B2 · Jan 31, 2023 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-11522188-B2 · Dec 6, 2022 · US
Non-aqueous electrolyte secondary battery
US-2022367852-A1 · Nov 17, 2022 · US
Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery
US-2022367869-A1 · Nov 17, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
US-2022320490-A1 · Oct 6, 2022 · US
Nonaqueous electrolyte secondary battery
US-2022285678-A1 · Sep 8, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-2022278325-A1 · Sep 1, 2022 · US
Nonaqueous electrolyte secondary battery
US-11430983-B2 · Aug 30, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-2022271284-A1 · Aug 25, 2022 · US
Non-aqueous electrolyte secondary battery
US-2022166007-A1 · May 26, 2022 · US
Non-aqueous electrolyte secondary battery positive electrode and non-aqueous electrolyte secondary battery
US-2021296638-A1 · Sep 23, 2021 · US
Positive electrode for non-aqueous electrolyte secondary batteries
US-2021288311-A1 · Sep 16, 2021 · US
Nonaqueous electrolyte secondary battery
US-11024837-B2 · Jun 1, 2021 · US
Negative electrode for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery
US-11005090-B2 · May 11, 2021 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-2021135214-A1 · May 6, 2021 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-2021135213-A1 · May 6, 2021 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-2021098786-A1 · Apr 1, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Panasonic Ip Man Co Ltd | 26 |
| Panasonic Corp | 21 |
| Sanyo Electric Co | 18 |
| Panasonic Holdings Corp | 9 |
| Toyota Motor Co Ltd | 8 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 63 |
| H01M10/0525 | 55 |
| H01M4/525 | 54 |
| H01M2004/028 | 52 |
| H01M4/505 | 52 |