Li MA

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Ningde, CN

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Patents Applicationslast 30 patents

Information Patent Application
CURRENT COLLECTOR, SECONDARY BATTERY, ELECTRICAL DEVICE, AND METHOD...
- Publication number 20250233157
- Publication date Jul 17, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONK KONG) LIMITED
- Li Ma
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD FOR TREATING MANGANESE-COPPER MIXED SOLUTION
- Publication number 20250230057
- Publication date Jul 17, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Li MA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
NEGATIVE CURRENT COLLECTOR AND PREPARATION METHOD THEREOF, NEGATIVE...
- Publication number 20250226384
- Publication date Jul 10, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Li MA
- H01 - BASIC ELECTRIC ELEMENTS