Masumi YAMASHITA

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Niihama-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
SEPARATOR FOR ELECTROCHEMICAL DEVICE, MATERIAL AND ELECTROCHEMICAL...
- Publication number 20250202049
- Publication date Jun 19, 2025
- Sumitomo Chemical Company, Limited
- Masumi YAMASHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY LAMINATED SEPARATOR
- Publication number 20240154249
- Publication date May 9, 2024
- Sumitomo Chemical Company, Limited
- Shun NAKAZAWA
- H01 - BASIC ELECTRIC ELEMENTS