Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-12512459-B2 · Dec 30, 2025 · US
This page is not indexed by search engines while we improve data quality.
Natsui Ryuichi patents
Natsui Ryuichi is listed as an inventor on 112 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Natsui Ryuichi |
| Total patents | 112 |
| First publication | Mar 5, 2015 |
| Latest publication | Dec 30, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for charging nonaqueous electrolyte secondary cell having lithium-transition metal positive electrode active material
US-12489153-B2 · Dec 2, 2025 · US
Positive electrode active material and battery including the same
US-12347858-B2 · Jul 1, 2025 · US
Positive electrode active material for secondary battery, and secondary battery
US-12322798-B2 · Jun 3, 2025 · US
Electrode for secondary batteries, method for producing electrode for secondary batteries, and secondary battery
US-2025006895-A1 · Jan 2, 2025 · US
Positive electrode active material for non-aqueous electrolyte secondary batteries, and non-aqueous electrolyte secondary battery
US-2024304803-A1 · Sep 12, 2024 · US
Positive electrode active material and battery comprising the same
US-12080872-B2 · Sep 3, 2024 · US
Positive electrode active material and battery including the same
US-12057564-B2 · Aug 6, 2024 · US
Positive electrode active material and battery comprising the same
US-11955622-B2 · Apr 9, 2024 · US
Positive electrode active material and battery including the same
US-11955630-B2 · Apr 9, 2024 · US
Recent patents
Latest publications not already listed above.
Positive electrode active material and battery including same
US-11923529-B2 · Mar 5, 2024 · US
Positive electrode for secondary battery, and secondary battery
US-2024072252-A1 · Feb 29, 2024 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-2024021813-A1 · Jan 18, 2024 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-2023402594-A1 · Dec 14, 2023 · US
Battery
US-11799067-B2 · Oct 24, 2023 · US
Battery
US-11721800-B2 · Aug 8, 2023 · US
Battery
US-11710816-B2 · Jul 25, 2023 · US
Positive-electrode active material and battery
US-11637277-B2 · Apr 25, 2023 · US
Positive electrode material and battery using same
US-11637287-B2 · Apr 25, 2023 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-2023096005-A1 · Mar 30, 2023 · US
Method for charging nonaqueous electrolyte secondary cell
US-2023101615-A1 · Mar 30, 2023 · US
Positive-electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-2023082835-A1 · Mar 16, 2023 · US
Positive-electrode active material containing lithium composite oxide, and battery including the same
US-11605814-B2 · Mar 14, 2023 · US
Positive electrode active material for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery
US-2023071732-A1 · Mar 9, 2023 · US
Positive-electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-2023053476-A1 · Feb 23, 2023 · US
Battery
US-11588143-B2 · Feb 21, 2023 · US
Positive-electrode active material and battery
US-11569492-B2 · Jan 31, 2023 · US
Positive-electrode active material containing lithium composite oxide, and battery including the same
US-11557760-B2 · Jan 17, 2023 · US
Cathode active material including lithium composite oxide having a layered crystal structure
US-11545657-B2 · Jan 3, 2023 · US
Positive electrode active material for secondary battery, and secondary battery
US-2022407061-A1 · Dec 22, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Panasonic Ip Man Co Ltd | 109 |
| Panasonic Corp | 3 |
| Yamada Atsuo | 1 |
| Nishimura Shinichi | 1 |
| Natsui Ryuichi | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 110 |
| H01M4/505 | 109 |
| H01M2004/028 | 105 |
| H01M4/525 | 102 |
| H01M10/0525 | 99 |