Mayumi Ojima

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Chiyoda-ku, Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
STEEL STRIP AND METHOD OF PRODUCING SAME
- Publication number 20230321706
- Publication date Oct 12, 2023
- JFE STEEL CORPORATION
- Mayumi OJIMA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MATERIAL CHARACTERISTIC VALUE PREDICTION SYSTEM AND METHOD OF MANUF...
- Publication number 20230323503
- Publication date Oct 12, 2023
- JFE STEEL CORPORATION
- Mayumi OJIMA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20230071793
- Publication date Mar 9, 2023
- JFE STEEL CORPORATION
- Mayumi Ojima
- B32 - LAYERED PRODUCTS