Zifeng Ma

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Boron-containing plastic crystal polymer and preparation method the...
- Patent number 12,125,978
- Issue date Oct 22, 2024
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Zifeng Ma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrolyte, additive thereof, secondary cell, and application thereof
- Patent number 12,107,223
- Issue date Oct 1, 2024
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Haiying Che
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vanadium sodium phosphate positive electrode material, sodium ion b...
- Patent number 11,990,620
- Issue date May 21, 2024
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Zifeng Ma
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Boron-Containing Plastic Crystal Polymer and Preparation Method the...
- Publication number 20220052377
- Publication date Feb 17, 2022
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Zifeng MA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Electrolyte, Additive Thereof, Secondary Cell, And Application Thereof
- Publication number 20210399341
- Publication date Dec 23, 2021
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Haiying CHE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VANADIUM SODIUM PHOSPHATE POSITIVE ELECTRODE MATERIAL, SODIUM ION B...
- Publication number 20210167387
- Publication date Jun 3, 2021
- SHANGHAI ZIJIAN CHEMICAL TECHNOLOGY CO., LTD
- Zifeng MA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ACTIVE ELECTRODE MATERIAL COMPOSITION, ELECTRODE AND LITHIUM-ION SE...
- Publication number 20150140424
- Publication date May 21, 2015
- Shanghai Sinopoly Jiahua Battery Technology Co., Ltd.
- Zifeng Ma
- H01 - BASIC ELECTRIC ELEMENTS