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Tutomu Hatanaka
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Osaka, JP
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last 30 patents
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Patent Grant
Process for producing microcrystalline barium ferrite platelets
Patent number
5,078,984
Issue date
Jan 7, 1992
Sakai Chemical Industry Co., Ltd.
Susumu Iwasaki
B82 - NANO-TECHNOLOGY
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Patent Grant
Process for producing microcrystalline Co/Ti-substituted barium fer...
Patent number
4,960,582
Issue date
Oct 2, 1990
Sakai Chemical Industry Co., Ltd.
Susumu Iwasaki
G11 - INFORMATION STORAGE