Positive electrode active material and preparation method thereof, secondary battery, and electric apparatus
US-2026081149-A1 · Mar 19, 2026 · US
This page is not indexed by search engines while we improve data quality.
Liu Na patents
Liu Na is listed as an inventor on 220 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Liu Na |
| Total patents | 220 |
| First publication | Mar 19, 2015 |
| Latest publication | Mar 19, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Copolymer derived from substituted benzopinacol and use of the same as polymerization initiator
US-12577341-B2 · Mar 17, 2026 · US
Display panel with transparent areas having improved transmittance, and electronic device comprising the same
US-12575284-B2 · Mar 10, 2026 · US
Positive electrode active material, preparation method thereof, battery cell, and power consuming apparatus
US-2026062298-A1 · Mar 5, 2026 · US
Positive electrode material and preparation method and usage thereof
US-2026058138-A1 · Feb 26, 2026 · US
Pressure-resistant positive active material and electrochemical energy storage apparatus
US-2026031347-A1 · Jan 29, 2026 · US
Separator, preparation method therefor and related secondary battery, battery module, battery pack and device
US-12512558-B2 · Dec 30, 2025 · US
Separator, preparation method therefor and related secondary battery, battery module, battery pack and device
US-12512559-B2 · Dec 30, 2025 · US
Positive electrode active material and preparation method therefor, positive electrode sheet, secondary battery, and electrical device
US-2025368534-A1 · Dec 4, 2025 · US
Positive electrode sheet, secondary battery, and electric device
US-2025372616-A1 · Dec 4, 2025 · US
Recent patents
Latest publications not already listed above.
Positive electrode material and preparation method and usage thereof
US-12489112-B2 · Dec 2, 2025 · US
Display panel and display device including a cathode layer having a plurality of cathode units
US-12490623-B2 · Dec 2, 2025 · US
Positive electrode active material and preparation method therefor, positive electrode plate, battery and electrical device
US-2025357472-A1 · Nov 20, 2025 · US
Positive electrode active material, preparation method thereof, positive electrode plate, secondary battery, and electric apparatus
US-2025349837-A1 · Nov 13, 2025 · US
Separator, electrical apparatus containing such separator, and preparation method thereof
US-12469929-B2 · Nov 11, 2025 · US
Composite positive electrode material and preparation method therefor, positive electrode plate, secondary battery, and electric device
US-2025340453-A1 · Nov 6, 2025 · US
Secondary battery and electrical device
US-2025343232-A1 · Nov 6, 2025 · US
Pressure-resistant positive active material and electrochemical energy storage apparatus
US-12451485-B2 · Oct 21, 2025 · US
Single-crystalline low-cobalt ternary material, method for preparing same, secondary battery, battery pack, and power consumption apparatus
US-2025323256-A1 · Oct 16, 2025 · US
Electrode material and preparation method thereof, battery, and electric apparatus
US-2025313492-A1 · Oct 9, 2025 · US
Precursor material and preparation method therefor, positive electrode material, positive electrode sheet, secondary battery, and power consuming apparatus
US-2025313493-A1 · Oct 9, 2025 · US
Positive electrode plate and preparation method therefor, as well as secondary battery, and electrical apparatus
US-2025309263-A1 · Oct 2, 2025 · US
Lithium-sodium composite manganese-based material and preparation method thereof, positive electrode plate, secondary battery, and electric apparatus
US-2025309254-A1 · Oct 2, 2025 · US
Cross-modal semi-supervised data labeling
US-12417404-B2 · Sep 16, 2025 · US
Positive electrode active material, positive pole piece, secondary battery, and electrical apparatus
US-2025282643-A1 · Sep 11, 2025 · US
Positive active material, positive electrode plate, electrochemical energy storage apparatus, and apparatus
US-2025279426-A1 · Sep 4, 2025 · US
Positive electrode active material, battery cell, battery, and power consuming apparatus
US-2025279416-A1 · Sep 4, 2025 · US
Method, device, management unit, and network element for acquiring, sending characterization information
US-2025274745-A1 · Aug 28, 2025 · US
Separator, electrical apparatus containing such separator, and preparation method thereof
US-12394864-B2 · Aug 19, 2025 · US
Positive electrode material and preparation method therefor, secondary battery comprising same, and power consuming device
US-2025246623-A1 · Jul 31, 2025 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Contemporary Amperex Technology Co Ltd | 107 |
| Contemporary Amperex Technology Hong Kong Ltd | 36 |
| IBM | 21 |
| Zte Corp | 19 |
| Ningde Amperex Technology Ltd | 7 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 149 |
| H01M4/525 | 111 |
| H01M10/0525 | 110 |
| H01M2004/028 | 101 |
| H01M4/505 | 101 |