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Koichi Hashiguchi
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Chiba, JP
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last 30 patents
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Patent Grant
Aluminum alloy sheet having excellent press formability and spot we...
Patent number
5,674,627
Issue date
Oct 7, 1997
Kawasaki Steel Corporation
Yasuji Uesugi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing an aluminum alloy sheet excelling in formability
Patent number
5,486,243
Issue date
Jan 23, 1996
Kawasaki Steel Corporation
Koichi Hashiguchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Aluminum alloy sheet with improved formability and method of produc...
Patent number
5,322,741
Issue date
Jun 21, 1994
Toyota Motor Corporation
Yasuji Uesugi
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of producing hot-dip galvannealed steel sheet free of Ti whi...
Patent number
5,127,966
Issue date
Jul 7, 1992
Kawasaki Steel Corporation
Makoto Isobe
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Continuous dip-plating apparatus for steel strip
Patent number
5,076,549
Issue date
Dec 31, 1991
Kawasaki Steel Corporation
Koichi Hashiguchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Flexible hot rolled steel sheets having improved deep drawability
Patent number
5,074,934
Issue date
Dec 24, 1991
Kawasaki Steel Corporation
Masahiko Morita
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method and system for cooling strip
Patent number
4,974,424
Issue date
Dec 4, 1990
Kawasaki Steel Corp.
Akio Tosaka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Hot rolled steel sheet having high resistances against secondary-wo...
Patent number
4,931,106
Issue date
Jun 5, 1990
Kawasaki Steel Corporation
Akio Tosaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing a cold-rolled steel sheet having a good dee...
Patent number
4,857,117
Issue date
Aug 15, 1989
Kawasaki Steel Corporation
Kei Sakata
C21 - METALLURGY OF IRON
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
Method and system for cooling strip
Patent number
4,709,557
Issue date
Dec 1, 1987
Kawasaki Steel Corporation
Akio Tosaka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High tensile strength steel sheets having high press-formability an...
Patent number
4,292,097
Issue date
Sep 29, 1981
Kawasaki Steel Corporation
Yoshio Nakazato
C21 - METALLURGY OF IRON