Changfeng BIE

Person

Ningde City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Battery pack and electrical device
- Patent number 12,334,540
- Issue date Jun 17, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Miaomiao Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Positive active material, lithium ion secondary battery, battery mo...
- Patent number 12,288,880
- Issue date Apr 29, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Xue Leng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack and electrical device
- Patent number 12,095,051
- Issue date Sep 17, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Miaomiao Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon-coated lithium iron phosphate positive active material, meth...
- Patent number 11,721,804
- Issue date Aug 8, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Hongyu Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LITHIUM IRON PHOSPHATE AND PREPARATION METHOD AND APPLICATION THERE...
- Publication number 20250230046
- Publication date Jul 17, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Kai WU
- C01 - INORGANIC CHEMISTRY
Information Patent Application
COMPOSITE POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREO...
- Publication number 20250233153
- Publication date Jul 17, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Xiaojing LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POSITIVE ACTIVE MATERIAL, LITHIUM ION SECONDARY BATTERY, BATTERY MO...
- Publication number 20250219082
- Publication date Jul 3, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Xue Leng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE
- Publication number 20250132322
- Publication date Apr 24, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Changfeng BIE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE
- Publication number 20240363858
- Publication date Oct 31, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Miaomiao DONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACK AND ELECTRICAL DEVICE
- Publication number 20240290944
- Publication date Aug 29, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Miaomiao DONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACK AND ELECTRIC APPARATUS
- Publication number 20240106060
- Publication date Mar 28, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Miaomiao DONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACK AND ELECTRICAL DEVICE
- Publication number 20240088460
- Publication date Mar 14, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Miaomiao DONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SINGLE-CRYSTALLINE LOW-COBALT TERNARY MATERIAL, METHOD FOR PREPARIN...
- Publication number 20230327100
- Publication date Oct 12, 2023
- Contemporary Amperex Technology Co., Limited
- Huan NI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
BATTERY PACK, AND POWER CONSUMING DEVICE THEREOF
- Publication number 20230207938
- Publication date Jun 29, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Shaocong OUYANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POSITIVE ELECTRODE COMPOSITE MATERIAL FOR LITHIUM-ION SECONDARY BAT...
- Publication number 20230197959
- Publication date Jun 22, 2023
- Contemporary Amperex Technology Co., Limited
- Miaomiao Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POSITIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTER...
- Publication number 20230170472
- Publication date Jun 1, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Changfeng BIE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POSITIVE-ELECTRODE MATERIAL, POSITIVE ELECTRODE PLATE, LITHIUM SECO...
- Publication number 20230108289
- Publication date Apr 6, 2023
- Contemporary Amperex Technology Co., Limited
- Changfeng Bie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON-COATED LITHIUM IRON PHOSPHATE POSITIVE ACTIVE MATERIAL, METH...
- Publication number 20230062063
- Publication date Mar 2, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Hongyu LIU
- C01 - INORGANIC CHEMISTRY
Information Patent Application
POSITIVE ACTIVE MATERIAL, LITHIUM ION SECONDARY BATTERY, BATTERY MO...
- Publication number 20230035380
- Publication date Feb 2, 2023
- Contemporary Amperex Technology Co., Limited
- Xue Leng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MIXED POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE PLATE AND PRE...
- Publication number 20220359874
- Publication date Nov 10, 2022
- Contemporary Amperex Technology Co., Limited
- Changfeng BIE
- H01 - BASIC ELECTRIC ELEMENTS

Changfeng BIE

Person

Patents Grantslast 30 patents

Battery pack and electrical device

Positive active material, lithium ion secondary battery, battery mo...

Battery pack and electrical device

Carbon-coated lithium iron phosphate positive active material, meth...

Patents Applicationslast 30 patents

LITHIUM IRON PHOSPHATE AND PREPARATION METHOD AND APPLICATION THERE...

COMPOSITE POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREO...

POSITIVE ACTIVE MATERIAL, LITHIUM ION SECONDARY BATTERY, BATTERY MO...

SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE

SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE

BATTERY PACK AND ELECTRICAL DEVICE

BATTERY PACK AND ELECTRIC APPARATUS

BATTERY PACK AND ELECTRICAL DEVICE

SINGLE-CRYSTALLINE LOW-COBALT TERNARY MATERIAL, METHOD FOR PREPARIN...

BATTERY PACK, AND POWER CONSUMING DEVICE THEREOF

POSITIVE ELECTRODE COMPOSITE MATERIAL FOR LITHIUM-ION SECONDARY BAT...

POSITIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTER...

POSITIVE-ELECTRODE MATERIAL, POSITIVE ELECTRODE PLATE, LITHIUM SECO...

CARBON-COATED LITHIUM IRON PHOSPHATE POSITIVE ACTIVE MATERIAL, METH...

POSITIVE ACTIVE MATERIAL, LITHIUM ION SECONDARY BATTERY, BATTERY MO...

MIXED POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE PLATE AND PRE...