Inventor · disambiguated record

Changlong Han

Also filed as: HAN CHANGLONG

35 granted patents·64 pending applications·9 citations·filing 2013–2025

93Inventor score

Technology areasH01M Y02E C07B H01G Y02P

Files withCONTEMPORARY AMPEREX TECHNOLOGY CO LTD68 CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD26 NINGDE AMPEREX TECHNOLOGY LTD3 MERYX INC1 NINGDE CONTEMPORARY AMPEREX TECH LTD1

Top patents by PatentIndex Score

99 records

0191US12278364B2Battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Apr 15, 2025·0 cites·16 claims
0290US11735775B2Secondary battery, electrolyte, and apparatus comprising the secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Aug 22, 2023·1 cites·19 claims
0386US11522214B2Lithium-ion batteries and related battery modules, battery packs and devicesCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Dec 6, 2022·1 cites·17 claims
0486US11139471B2Lithium ion batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2019·Granted Oct 5, 2021·2 cites·10 claims
0584US12300814B2Lithium ion secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted May 13, 2025·0 cites·19 claims
0683US12100813B2Secondary battery, electrolyte, and apparatus comprising the secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Sep 24, 2024·0 cites·20 claims
0783US11329319B2Lithium-ion battery and electrical apparatus including the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted May 10, 2022·1 cites·19 claims
0883US10971757B2Lithium-ion battery and its electrolyteCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2017·Granted Apr 6, 2021·2 cites·11 claims
0983US2025329788A1Non-aqueous electrolyte and preparation method thereof, and secondary battery and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1082US2025391917A1Electrolyte, battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
1180US2025385314A1Electrolyte for lithium secondary battery, secondary battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
1280US2025391918A1Electrolyte solution, battery cell comprising same, battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
1377US10763546B2Electrolyte and electrochemical energy storage deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted Sep 1, 2020·1 cites·8 claims
1477US2025201835A1Battery cell, battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
1576US12381260B2Non-aqueous electrolyte and preparation method thereof, and secondary battery and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Aug 5, 2025·0 cites·20 claims
1676US12362392B2Battery cell, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Jul 15, 2025·0 cites·20 claims
1776US12255332B2Secondary battery, battery module, battery pack and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Mar 18, 2025·0 cites·10 claims
1876US10826121B2Electrolyte and secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2018·Granted Nov 3, 2020·1 cites·10 claims
1976US2025357541A1Electrolyte solution, secondary battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
2076US2025239653A1Electrolyte, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
2175US12199244B2Lithium-ion battery, battery module, battery pack and powered deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Jan 14, 2025·0 cites·11 claims
2275US2025372646A1Battery cell, battery comprising same, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
2375US2025105278A1Lithium ion battery with improved electrolyte solution viscosity and cb value and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
2475US2025087753A1Battery, method for preparation thereof and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
2575US2025293302A1Secondary battery and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
2674US11831002B2Secondary battery, battery module, battery pack, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Nov 28, 2023·0 cites·19 claims
2774US11677074B2Positive electrode plate, method for preparing the same and lithium-ion secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Jun 13, 2023·0 cites·19 claims
2874US2025329800A1Secondary battery and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
2974US2025279479A1Battery cell, battery, and power consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3073US2025105354A1Secondary battery and preparation process thereof, battery module, battery pack, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
3172US11121369B2Positive electrode plate, method for preparing the same and lithium-ion secondary batteryCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2019·Granted Sep 14, 2021·0 cites·14 claims
3272US2025260062A1Secondary battery and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
3372US2025023100A1Lithium-ion battery, battery module, battery pack and powered deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
3472US2024396088A1Non-aqueous electrolyte, secondary battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
3572US2024396036A1Secondary battery, battery module, battery pack, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
3672US2024347771A1Secondary battery, battery module, battery pack, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
3772US2024356079A1Secondary battery, battery module, battery pack and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
3871US2024372145A1Secondary battery, battery module, battery pack and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
3971US2024372158A1Secondary battery, battery module, battery pack, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
4071US2024195016A1Multi-layer composite separator, secondary battery and electrical device containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
4171US2024178454A1Electrolytic solution, secondary battery and electrical device containing sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
4271US2025226444A1Lithium-ion battery including doped positive electrode active materialCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
4371US2024372147A1Secondary battery, battery module, battery pack, and electronic deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
4471US2024266606A1Lithium-ion battery, battery module, battery pack, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
4570US12500273B2Electrolytic solution, secondary battery, and power consumption apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Dec 16, 2025·0 cites·19 claims
4670US11961961B2Secondary battery and apparatus containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Apr 16, 2024·0 cites·13 claims
4770US2025070274A1Battery cell, battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
4870US2025112278A1Electrolyte, secondary battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
4970US2024170652A1Positive electrode active material, preparation method thereof, and lithium-ion battery, battery module, battery pack, and electric apparatus containing sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
5070US2024266617A1Secondary battery, preparation method therefor, battery module, battery pack, and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites

Showing the top 50 of 99 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →