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Yasuyuki Azuma
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Kanagawa-ken, JP
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last 30 patents
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Patent Grant
Heat-treating furnace with magnetic field and heat treatment method...
Patent number
6,833,107
Issue date
Dec 21, 2004
Hitachi Metals, Ltd.
Yoshihiko Kuriyama
C21 - METALLURGY OF IRON
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last 30 patents
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Patent Application
Heat-treating furnace with magnetic field and heat treatment method...
Publication number
20020182557
Publication date
Dec 5, 2002
HITACHI METALS, LTD
Yoshihiko Kuriyama
C21 - METALLURGY OF IRON