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last 30 patents
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Patent Grant
Composite graphite material and method for preparation thereof, sec...
Patent number
12,187,614
Issue date
Jan 7, 2025
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Chengdu Liang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material, method for preparation thereof,...
Patent number
12,100,834
Issue date
Sep 24, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan Ma
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Negative active material, preparation method thereof, secondary bat...
Patent number
11,996,548
Issue date
May 28, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative active material, preparation method thereof, secondary bat...
Patent number
11,973,215
Issue date
Apr 30, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material and preparation method therefor,...
Patent number
11,916,229
Issue date
Feb 27, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative electrode active material, process for preparing the same,...
Patent number
11,855,289
Issue date
Dec 26, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composite graphite material, secondary battery, apparatus and prepa...
Patent number
11,710,822
Issue date
Jul 25, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Negative electrode active material, process for preparing the same,...
Patent number
11,695,112
Issue date
Jul 4, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon-oxygen compound, secondary battery using it, and related ba...
Patent number
11,522,181
Issue date
Dec 6, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative active material, method for preparing the same, and relate...
Patent number
11,476,457
Issue date
Oct 18, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Negative active material, preparation method thereof, and related s...
Patent number
11,420,875
Issue date
Aug 23, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Chengdu Liang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Secondary battery, and related battery module, battery pack and app...
Patent number
11,316,158
Issue date
Apr 26, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yingjie Guan
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
POSITIVE ELECTRODE MATERIAL COMPOSITION, METHOD FOR THE PREPARTION...
Publication number
20240396025
Publication date
Nov 28, 2024
Contemporary Amperex Technology Co., Limited
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE MATERIAL COMPOSITION, METHOD FOR PREPARATION THE...
Publication number
20240372087
Publication date
Nov 7, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan MA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR THE PREPARATION THER...
Publication number
20240332515
Publication date
Oct 3, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR THE PREPARATION THER...
Publication number
20240304798
Publication date
Sep 12, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR PREPARATION THEREOF,...
Publication number
20240266516
Publication date
Aug 8, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan MA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR THE PREPARATION THER...
Publication number
20240239685
Publication date
Jul 18, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan MA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREOF,...
Publication number
20230420661
Publication date
Dec 28, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yuzhen Zhao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR,...
Publication number
20230352674
Publication date
Nov 2, 2023
Contemporary Amperex Technology Co., Limited
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR,...
Publication number
20230343938
Publication date
Oct 26, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan MA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR,...
Publication number
20230335723
Publication date
Oct 19, 2023
Contemporary Amperex Technology Co., Limited
Qingyan Ma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL, A PREPARATION METHOD THEREFOR,...
Publication number
20230327091
Publication date
Oct 12, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Qingyan MA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
MODIFIED SILICON MATERIAL AND PREPARATION METHOD THEREOF, NEGATIVE...
Publication number
20230163284
Publication date
May 25, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yingjie GUAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON CARBON NEGATIVE ELECTRODE MATERIAL, NEGATIVE ELECTRODE SHEE...
Publication number
20230146274
Publication date
May 11, 2023
Contemporary Amperex Technology Co., Limited
Yingjie GUAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON-OXYGEN COMPOUND, SECONDARY BATTERY USING IT, AND RELATED BA...
Publication number
20230119054
Publication date
Apr 20, 2023
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ACTIVE MATERIAL, METHOD FOR PREPARING THE SAME, AND RELATE...
Publication number
20220231279
Publication date
Jul 21, 2022
Contemporary Amperex Technology Co.,Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ACTIVE MATERIAL, PREPARATION METHOD THEREOF, AND RELATED S...
Publication number
20220153598
Publication date
May 19, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SILICON-OXYGEN COMPOUND, METHOD FOR PREPARATION THEREOF, AND RELATE...
Publication number
20220144648
Publication date
May 12, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL, PROCESS FOR PREPARING THE SAME,...
Publication number
20220140325
Publication date
May 5, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ACTIVE MATERICAL, PREPARATION METHOD THEREOF, SECONDARY BA...
Publication number
20220140319
Publication date
May 5, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ACTIVE MATERIAL, PREPARATION METHOD THEREOF, SECONDARY BAT...
Publication number
20220140318
Publication date
May 5, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON-OXYGEN COMPOUND, SECONDARY BATTERY USING IT, AND RELATED BA...
Publication number
20220140328
Publication date
May 5, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL, PROCESS FOR PREPARING THE SAME,...
Publication number
20220123314
Publication date
Apr 21, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE GRAPHITE MATERIAL AND METHOD FOR PREPARATION THEREOF, SEC...
Publication number
20220002160
Publication date
Jan 6, 2022
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE GRAPHITE MATERIAL, SECONDARY BATTERY, APPARATUS AND PREPA...
Publication number
20210280857
Publication date
Sep 9, 2021
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SILICON-OXYGEN COMPOUND, PREPARATION METHOD THEREOF, AND RELATED BA...
Publication number
20210175499
Publication date
Jun 10, 2021
Contemporary Amperex Technology Co., Limited
Chengdu LIANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SECONDARY BATTERY, AND RELATED BATTERY MODULE, BATTERY PACK AND APP...
Publication number
20210151751
Publication date
May 20, 2021
Contemporary Amperex Technology Co., Limited
Yingjie GUAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE PLATE AND BA...
Publication number
20200212439
Publication date
Jul 2, 2020
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yuqun ZENG
H01 - BASIC ELECTRIC ELEMENTS