Nobuhiko Matsuzu

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Kimitsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Building low yield ratio hot-dip galvanized cold rolled steel sheet...
- Patent number 5,156,690
- Issue date Oct 20, 1992
- Nippon Steel Corporation
- Hirohide Asano
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing cold-rolled high strength steel sheet having...
- Patent number 4,956,025
- Issue date Sep 11, 1990
- Nippon Steel Corporation
- Kazuo Koyama
- C21 - METALLURGY OF IRON
Information Patent Grant
One-sided enamelable hot-rolled steel sheet and process for produci...
- Patent number 4,801,341
- Issue date Jan 31, 1989
- Nippon Steel Corporation
- Atsushi Itami
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing hot-rolled steel sheet having high r value
- Patent number 4,769,088
- Issue date Sep 6, 1988
- Nippon Steel Corporation
- Atsushi Itami
- C21 - METALLURGY OF IRON