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Hisashi Ishida
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Higashiyamato, JP
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last 30 patents
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Patent Grant
Semiconductor integrated circuit device and methods for production...
Patent number
5,519,658
Issue date
May 21, 1996
Hitachi, Ltd.
Takayuki Uda
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Semiconductor integrated circuit device and methods for production...
Patent number
5,360,988
Issue date
Nov 1, 1994
Hitachi, Ltd.
Takayuki Uda
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Semiconductor device and process for producing the same
Patent number
4,764,804
Issue date
Aug 16, 1988
Hitachi, Ltd.
Kunizo Sahara
H01 - BASIC ELECTRIC ELEMENTS