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Vacuum processing apparatus
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Patent number 8,033,770
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Issue date Oct 11, 2011
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Hitachi High-Technologies Corporation
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Takeshi Oono
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H01 - BASIC ELECTRIC ELEMENTS
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Vacuum processing method
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Patent number 7,476,073
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Issue date Jan 13, 2009
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Hitachi High-Technologies Corporation
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Takeshi Oono
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H01 - BASIC ELECTRIC ELEMENTS
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Vacuum processing system
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Patent number 5,685,684
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Issue date Nov 11, 1997
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Hitachi, Ltd.
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Shigekazu Kato
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H01 - BASIC ELECTRIC ELEMENTS
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