Qichang Cai

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Ningde City, CN

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Patents Grantslast 30 patents

Information Patent Grant
End cover assembly, secondary battery, battery module, appratus, li...
- Patent number 12,100,867
- Issue date Sep 24, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Qichang Cai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
End cover assembly, secondary battery, battery module, apparatus, l...
- Patent number 11,777,184
- Issue date Oct 3, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Qichang Cai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Cap assembly and secondary battery
- Patent number 10,644,272
- Issue date May 5, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Lulu Bai
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
END COVER ASSEMBLY, SECONDARY BATTERY, BATTERY MODULE, APPRATUS, LI...
- Publication number 20230395958
- Publication date Dec 7, 2023
- Contemporary Amperex Technology Co., Limited
- Qichang Cai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
END COVER ASSEMBLY, BATTERY CELL, BATTERY AND METHOD AND DEVICE FOR...
- Publication number 20220320642
- Publication date Oct 6, 2022
- Contemporary Amperex Technology Co., Limited
- Qichang CAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
END COVER ASSEMBLY, SECONDARY BATTERY, BATTERY MODULE, APPRATUS, LI...
- Publication number 20220294093
- Publication date Sep 15, 2022
- Contemporary Amperex Technology Co., Limited
- Qichang Cai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SECONDARY BATTERY
- Publication number 20220085445
- Publication date Mar 17, 2022
- Contemporary Amperex Technology Co., Limited
- Yuyong LEI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CAP ASSEMBLY AND SECONDARY BATTERY
- Publication number 20190386263
- Publication date Dec 19, 2019
- Contemporary Amperex Technology Co., Limited
- Lulu Bai
- H01 - BASIC ELECTRIC ELEMENTS