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Ningde City, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Valve, battery and power consumption device
Patent number
12,018,764
Issue date
Jun 25, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Fan Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bidirectional vent valve, battery, and electrical device
Patent number
11,949,122
Issue date
Apr 2, 2024
JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED
Heyuan Li
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bidirectional pressure relief valve, battery and electric device
Patent number
11,662,036
Issue date
May 30, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Fan Zhang
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
BIDIRECTIONAL PRESSURE RELIEF VALVE, BATTERY AND ELECTRIC DEVICE
Publication number
20230250885
Publication date
Aug 10, 2023
Contemporary Amperex Technology Co., Limited
Fan ZHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BIDIRECTIONAL VENT VALVE, BATTERY, AND ELECTRICAL DEVICE
Publication number
20220344770
Publication date
Oct 27, 2022
JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED
Heyuan LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BIDIRECTIONAL PRESSURE RELIEF VALVE, BATTERY AND ELECTRIC DEVICE
Publication number
20220333706
Publication date
Oct 20, 2022
Contemporary Amperex Technology Co., Limited
Fan ZHANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VALVE, BATTERY AND POWER CONSUMPTION DEVICE
Publication number
20220090692
Publication date
Mar 24, 2022
Contemporary Amperex Technology Co., Limited
Fan ZHANG
H01 - BASIC ELECTRIC ELEMENTS