Inventor · disambiguated record
Yingjie Guan
Also filed as: GUAN YINGJIE
19 granted patents·31 pending applications·3 citations·filing 2019–2025
87Inventor score
Files withCONTEMPORARY AMPEREX TECHNOLOGY CO LTD28CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD20CONTEMPORARY AMPEREX TECH HONK KONG LIMITED2
Top patents by PatentIndex Score
50 records- 0197US11949099B2Electrode active material and preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Apr 2, 2024·2 cites·16 claims
- 0293US12100834B2Positive electrode active material, method for preparation thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Granted Sep 24, 2024·1 cites·23 claims
- 0388US12191482B2Electrode active material and preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Jan 7, 2025·0 cites·20 claims
- 0485US2024213451A1Electrode active composition, preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 0581US12381211B2Silicon-oxygen compound, secondary battery using it, and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Aug 5, 2025·0 cites·16 claims
- 0681US12002947B2Electrode active composition, preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Jun 4, 2024·0 cites·19 claims
- 0780US2025357624A1Composite separator, secondary battery and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 0880US2025349849A1Positive electrode active material, preparation method thereof, positive electrode plate, secondary battery, battery module, battery pack, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 0979US2025372649A1Positive electrode active material, method for preparing a positive electrode active material, positive electrode plate, battery, and power consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 1077US2025349850A1Positive electrode active material and preparation method therefor, positive electrode plate, secondary battery, and power consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 1177US2025343269A1Electrolyte, secondary battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 1276US12230791B2Positive electrode active material, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Feb 18, 2025·0 cites·24 claims
- 1376US2025350005A1Composite separator, secondary battery, and power consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 1476US2025343273A1Electrolyte, sodium metal battery, and electrochemical apparatus containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 1573US11522181B2Silicon-oxygen compound, secondary battery using it, and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Dec 6, 2022·0 cites·16 claims
- 1673US2025286064A1Positive electrode active material and preparation method therefor, secondary battery, battery module, battery pack and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 1773US2025079467A1Positive electrode material composition, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 1873US2025273674A1Positive electrode active material and preparation method therefor, secondary battery and electric deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 1972US12365594B2Silicon-oxygen compound, method for preparation thereof, and related secondary battery, battery module, battery pack and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Jul 22, 2025·0 cites·18 claims
- 2072US11916229B2Positive electrode active material and preparation method therefor, positive electrode plate containing same, secondary battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Feb 27, 2024·0 cites·20 claims
- 2172US11855289B2Negative electrode active material, process for preparing the same, and battery, battery module, battery pack and apparatus related to the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Dec 26, 2023·0 cites·23 claims
- 2272US2024332515A1Positive electrode active material, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 2372US2025096325A1Electrolyte, sodium-ion battery, battery module, battery pack, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 2472US2025125374A1Sodium-ion battery and electrical apparatus comprising the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 2572US2024396025A1Positive electrode material composition, method for the prepartion thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 2672US2024372087A1Positive electrode material composition, method for preparation thereof, positive electrode plate, secondary battery and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 2772US2025112242A1Sodium-ion battery and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 2871US11695112B2Negative electrode active material, process for preparing the same, and secondary battery, battery module, battery pack and apparatus related to the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Jul 4, 2023·0 cites·15 claims
- 2971US11476457B2Negative active material, method for preparing the same, and related secondary battery, battery module, battery pack and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Oct 18, 2022·0 cites·18 claims
- 3071US2025079520A1Electrolyte solution for sodium-ion battery, secondary battery, battery module, battery pack, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 3171US2024239685A1Positive electrode active material, method for the preparation thereof, positive electrode plate, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 3271US2025256965A1Positive active material, method for preparing same, positive electrode plate containing same, secondary battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 3371US2025079521A1Sodium-ion battery electrolytic solution, sodium-ion battery including same, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 3470US11420875B2Negative active material, preparation method thereof, and related secondary battery, battery module, battery pack and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Aug 23, 2022·0 cites·20 claims
- 3570US2024413408A1Secondary battery, battery module, battery pack, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 3670US2024413399A1Secondary battery, battery module, battery pack, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 3769US2023420661A1Negative electrode active material and preparation method thereof, as well as secondary battery having the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3868US2023343938A1Positive electrode active material and preparation method therefor, positive electrode plate comprising same, secondary battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3968US2025246693A1Secondary battery, battery module, battery pack, and electrical deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 4067US12401024B2Negative electrode active material, negative electrode plate and batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2019·Granted Aug 26, 2025·0 cites·19 claims
- 4167US2023352674A1Positive electrode active material and preparation method therefor, positive electrode plate comprising same, secondary battery, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4267US2023327091A1Positive electrode active material, a preparation method therefor, and a positive electrode plate, a secondary battery and a power consuming device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4366US12224434B2Silicon-oxygen compound, preparation method thereof, and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Feb 11, 2025·0 cites·17 claims
- 4466US11996548B2Negative active material, preparation method thereof, secondary battery and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted May 28, 2024·0 cites·16 claims
- 4564US12394782B2Silicon carbon negative electrode material, negative electrode sheet, secondary battery, battery module, battery pack and power consumption apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Aug 19, 2025·0 cites·4 claims
- 4662US11973215B2Negative active material, preparation method thereof, secondary battery and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Apr 30, 2024·0 cites·16 claims
- 4760US11316158B2Secondary battery, and related battery module, battery pack and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Apr 26, 2022·0 cites·14 claims
- 4860US2023163284A1Modified silicon material and preparation method thereof, negative electrode materialCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4959US2025286047A1Positive electrode active material and preparation method therefor, secondary battery, battery module, battery pack and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 5059US2022344649A1Silicon-based material, preparation method thereof, and secondary battery, battery module, battery pack, and apparatus associated therewithCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yingjie Guan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →