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Kenji Hasegawa
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Saitama, JP
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last 30 patents
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Sputtering target and process for preparing the same
Patent number
4,938,798
Issue date
Jul 3, 1990
Hitachi Metals, Ltd.
Yoshitaka Chiba
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...