Method for forming positive electrode active material
US-12580194-B2 · Mar 17, 2026 · US
This page is not indexed by search engines while we improve data quality.
Mikami Mayumi patents
Mikami Mayumi is listed as an inventor on 145 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Mikami Mayumi |
| Total patents | 145 |
| First publication | Jan 15, 2015 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Power storage system
US-2026058487-A1 · Feb 26, 2026 · US
Method for forming positive electrode active material
US-2026051492-A1 · Feb 19, 2026 · US
Method for forming positive electrode active material, method for manufacturing secondary battery, and secondary battery
US-12552681-B2 · Feb 17, 2026 · US
Storage battery management system, vehicle, and server device
US-12545145-B2 · Feb 10, 2026 · US
Positive electrode active material, positive electrode, secondary battery, and method for manufacturing positive electrode
US-12548762-B2 · Feb 10, 2026 · US
Lithium-ion secondary battery
US-2026011713-A1 · Jan 8, 2026 · US
Secondary battery and electronic device
US-2026005243-A1 · Jan 1, 2026 · US
Lithium-Ion Secondary Battery And Method For Forming Positive Electrode Active Material Particle
US-2025391843-A1 · Dec 25, 2025 · US
Material Search Method, Material Search System, Program, And Recording Medium
US-2025364092-A1 · Nov 27, 2025 · US
Recent patents
Latest publications not already listed above.
Secondary battery
US-2025357481-A1 · Nov 20, 2025 · US
Positive Electrode Active Material Particle and Method for Manufacturing Positive Electrode Active Material Particle
US-2025349879-A1 · Nov 13, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-2025347466-A1 · Nov 13, 2025 · US
Power storage device and method for operating power storage device
US-12451714-B2 · Oct 21, 2025 · US
Power storage system
US-2025293324-A1 · Sep 18, 2025 · US
Method for forming positive electrode active material
US-12412893-B2 · Sep 9, 2025 · US
Positive electrode active material, positive electrode, secondary battery, electronic device, and vehicle
US-2025279424-A1 · Sep 4, 2025 · US
Positive electrode active material, method for manufacturing positive electrode active material, and secondary battery
US-2025273668-A1 · Aug 28, 2025 · US
Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary Battery
US-2025273650-A1 · Aug 28, 2025 · US
Positive Electrode Active Material, Method for Manufacturing Positive Electrode Active Material, and Secondary Battery
US-2025266424-A1 · Aug 21, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-12392555-B2 · Aug 19, 2025 · US
Method for manufacturing positive electrode active material, and secondary battery
US-2025233147-A1 · Jul 17, 2025 · US
Negative electrode active material, secondary battery, and electronic device
US-2025201828-A1 · Jun 19, 2025 · US
Positive electrode active material, method for manufacturing positive electrode active material, and secondary battery
US-12327867-B2 · Jun 10, 2025 · US
Positive electrode active material, method for manufacturing positive electrode active material, and secondary battery
US-12315923-B2 · May 27, 2025 · US
Electrode and power storage device comprising graphene compound
US-12308421-B2 · May 20, 2025 · US
Positive electrode active material and secondary battery
US-2025158054-A1 · May 15, 2025 · US
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
Method for manufacturing positive electrode active material, and secondary battery
US-12272822-B2 · Apr 8, 2025 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Semiconductor Energy Lab | 145 |
| Semidonconductor Energy Lab Co Ltd | 1 |
| Nara Koji | 1 |
| Mikami Mayumi | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 141 |
| H01M10/0525 | 116 |
| H01M4/525 | 111 |
| H01M2004/028 | 107 |
| H01M4/366 | 76 |