Koji Yamaguchi

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production method for continuous casting cast billet
- Patent number 6,557,623
- Issue date May 6, 2003
- Kawasaki Steel Corporation
- Hiromitu Shibata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing ultra-low-carbon steel
- Patent number 5,221,326
- Issue date Jun 22, 1993
- Kawasaki Steel Corporation
- Koji Yamaguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing ultra-low-carbon steel
- Patent number 5,152,831
- Issue date Oct 6, 1992
- Kawasaki Steel Corporation
- Koji Yamaguchi
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Production method for continuous casting cast billet
- Publication number 20020157808
- Publication date Oct 31, 2002
- Hiromitu Shibata
- B22 - CASTING POWDER METALLURGY