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Tsutom Takahashi
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Dynamic random access memory (RAM), semiconductor storage device, a...
Patent number
6,411,543
Issue date
Jun 25, 2002
Hitachi, Ltd.
Seiji Narui
G11 - INFORMATION STORAGE
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Patent Grant
Dynamic RAM, semiconductor storage device, and semiconductor integr...
Patent number
6,201,728
Issue date
Mar 13, 2001
Hitachi, Ltd.
Seiji Narui
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Dynamic random access memory (RAM), semiconductor storage device, a...
Publication number
20010001598
Publication date
May 24, 2001
Seiji Narui
H01 - BASIC ELECTRIC ELEMENTS