Cathode active material for lithium ion secondary battery and method for producing same
US-12444740-B2 · Oct 14, 2025 · US
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Komukai Tetsufumi patents
Komukai Tetsufumi is listed as an inventor on 57 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Komukai Tetsufumi |
| Total patents | 57 |
| First publication | Jul 23, 2015 |
| Latest publication | Oct 14, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Positive electrode active material for non-aqueous electrolyte secondary battery and method for manufacturing the same, positive electrode mixed material paste for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
US-12418041-B2 · Sep 16, 2025 · US
Nickel composite hydroxide, method for producing nickel composite hydroxide, positive electrode active material for lithium ion secondary battery, method for producing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
US-12237507-B2 · Feb 25, 2025 · US
Positive electrode active material for non-aqueous electrolyte secondary battery
US-11811052-B2 · Nov 7, 2023 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, method for producing same, and nonaqueous electrolyte secondary battery
US-11777090-B2 · Oct 3, 2023 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, method for producing same, and nonaqueous electrolyte secondary battery
US-2022352515-A1 · Nov 3, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, method for producing same, and nonaqueous electrolyte secondary battery
US-11424448-B2 · Aug 23, 2022 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, process for manufacturing positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery using the positive electrode active material
US-11411210-B2 · Aug 9, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, production method thereof, positive electrode mixture material paste for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-11411214-B2 · Aug 9, 2022 · US
Transition metal-containing composite hydroxide and manufacturing method thereof, positive electrode active material for a non-aqueous electrolyte secondary battery and manufacturing method thereof, and non-aqueous electrolyte secondary battery
US-11404690-B2 · Aug 2, 2022 · US
Recent patents
Latest publications not already listed above.
Nickel composite hydroxide, method for producing nickel composite hydroxide, positive electrode active material for lithium ion secondary battery, method for producing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
US-2022158185-A1 · May 19, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and production method thereof
US-11329274-B2 · May 10, 2022 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing the same, and nonaqueous electrolyte secondary battery containing the positive electrode active material
US-11196048-B2 · Dec 7, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
US-11171326-B2 · Nov 9, 2021 · US
Method for producing positive electrode active material for nonaqueous electrolyte secondary battery
US-11108043-B2 · Aug 31, 2021 · US
Method for producing positive electrode active material for nonaqueous electrolyte secondary batteries, positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
US-11069884-B2 · Jul 20, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, production method thereof, and nonaqueous electrolyte secondary battery
US-11063257-B2 · Jul 13, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
US-11056681-B2 · Jul 6, 2021 · US
Transition metal-containing composite hydroxide and production method thereof, and production method of positive electrode active material for nonaqueous electrolyte secondary battery
US-11024839-B2 · Jun 1, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
US-11018338-B2 · May 25, 2021 · US
Positive electrode active material for non-aqueous electrolyte secondary battery
US-2021119201-A1 · Apr 22, 2021 · US
Cathode active material for lithium ion secondary battery and method for producing same
US-2021111404-A1 · Apr 15, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery using the positive electrode active material
US-10950855-B2 · Mar 16, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and production method thereof
US-2021036309-A1 · Feb 4, 2021 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
US-2020403218-A1 · Dec 24, 2020 · US
Positive electrode active material for nonaqueous electrolyte secondary batteries, and production method thereof
US-10854873-B2 · Dec 1, 2020 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
US-10797302-B2 · Oct 6, 2020 · US
Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material
US-10784507-B2 · Sep 22, 2020 · US
Positive electrode active material for non-aqueous electrolyte secondary battery, process for manufacturing positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery using the positive electrode active material
US-2020227732-A1 · Jul 16, 2020 · US
Transition metal-containing composite hydroxide and manufacturing method thereof, positive electrode active material for a non-aqueous electrolyte secondary battery and manufacturing method thereof, and non-aqueous electrolyte secondary battery
US-2020161644-A1 · May 21, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Metal Mining Co | 58 |
| Univ Tohoku | 2 |
| Sumitomo Metal Mining Co Ltd H | 1 |
| Toyota Motor Co Ltd | 1 |
| Morimoto Toshio | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 54 |
| H01M4/525 | 54 |
| H01M4/505 | 50 |
| H01M2004/028 | 48 |
| H01M4/366 | 45 |