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Chihiro Sakurai
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Kitakyushu, JP
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last 30 patents
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Patent Grant
Annealing separator having excellent reactivity for grain-oriented...
Patent number
5,685,920
Issue date
Nov 11, 1997
Nippon Steel Corporation
Osamu Tanaka
C21 - METALLURGY OF IRON
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Patent Grant
Process for preparing zirconia sols and/or zirconia forms
Patent number
5,238,625
Issue date
Aug 24, 1993
Colloid Research Institute
Chihiro Sakurai
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES