Susumu Yamaguchi

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing finely divided particles or powder, vapor or fi...
- Patent number 5,136,609
- Issue date Aug 4, 1992
- Nippon Steel Corporation
- Susumu Yamaguchi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Continuous mill plant for rolling steel plates
- Patent number 4,882,923
- Issue date Nov 28, 1989
- Nippon Steel Corporation
- Kozaburo Ichida
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for manufacturing cold-rolled steel strip
- Patent number 4,872,245
- Issue date Oct 10, 1989
- Nippon Steel Corporation
- Yoshiki Kawasaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for roll-changing
- Patent number 4,771,626
- Issue date Sep 20, 1988
- Nippon Steel Corporation
- Kozaburo Ichida
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...