Hongwen CHANG

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Ningde City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Conveying roller, winder and method for conveying cell pole piece
- Patent number 11,929,464
- Issue date Mar 12, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yiruo Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Baking apparatus for secondary battery
- Patent number 10,944,097
- Issue date Mar 9, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhen Ye
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Clamping apparatus and transport device
- Patent number 10,644,344
- Issue date May 5, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhen Ye
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CONVEYING ROLLER, WINDER AND METHOD FOR CONVEYING CELL POLE PIECE
- Publication number 20210043980
- Publication date Feb 11, 2021
- Contemporary Amperex Technology Co., Limited
- Yiruo WANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BAKING APPARATUS FOR SECONDARY BATTERY
- Publication number 20200106084
- Publication date Apr 2, 2020
- Contemporary Amperex Technology Co., Limited
- Zhen YE
- F26 - DRYING