Kei-ichi Maruta

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling structure of two-phase steel
- Patent number 6,375,760
- Issue date Apr 23, 2002
- Kawasaki Steel Corporation
- Kei-ichi Maruta
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method for controlling structure of two-phase steel
- Publication number 20010017172
- Publication date Aug 30, 2001
- Kei-ichi Maruta
- C21 - METALLURGY OF IRON