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Hidemi Takao
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Matsue, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing steel ingot
Patent number
7,597,737
Issue date
Oct 6, 2009
Hitachi Metals, Ltd.
Ken-ichiro Hara
C21 - METALLURGY OF IRON
Information
Patent Grant
Maraging steel and method of producing the same
Patent number
7,445,678
Issue date
Nov 4, 2008
Hitachi Metals, Ltd.
Setsuo Mishima
C21 - METALLURGY OF IRON
Information
Patent Grant
Fe-Ni based alloy sheet having superior surface characteristic and...
Patent number
5,958,331
Issue date
Sep 28, 1999
Hitachi Metals, Ltd.
Takeo Mizuguchi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
Method for producing steel ingot
Publication number
20070039418
Publication date
Feb 22, 2007
Hitachi Metals, Ltd.
Ken-ichiro Hara
C21 - METALLURGY OF IRON
Information
Patent Application
Maraging steel and method of producing the same
Publication number
20040093983
Publication date
May 20, 2004
HITACHI METALS, LTD
Setsuo Mishima
C21 - METALLURGY OF IRON