Isao Takahashi

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Low yield ratio high-strength annealed steel sheet having good duct...
- Patent number 4,830,686
- Issue date May 16, 1989
- Kawasaki Steel Corporation
- Koichi Hashiguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of manufacturing a low yield ratio high-strength steel sheet...
- Patent number 4,770,719
- Issue date Sep 13, 1988
- Kawasaki Steel Corporation
- Koichi Hashiguchi
- C21 - METALLURGY OF IRON
Information Patent Grant
Dual phase-structured hot rolled high-tensile strength steel sheet...
- Patent number 4,561,910
- Issue date Dec 31, 1985
- Kawasaki Steel Corporation
- Toshiyuki Kato
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing hot-rolled dual-phase high-tensile steel sheets
- Patent number 4,421,573
- Issue date Dec 20, 1983
- Kawasaki Steel Corporation
- Toshio Irie
- C21 - METALLURGY OF IRON