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Noboru Hirakawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Multi-level wiring structure of semiconductor device
Patent number
4,961,104
Issue date
Oct 2, 1990
NEC Corporation
Noboru Hirakawa
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Semiconductor device having wiring layer composed of silicon film a...
Patent number
4,878,105
Issue date
Oct 31, 1989
NEC Corporation
Noboru Hirakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS static ram with capacitively loaded gates to prevent alpha soft...
Patent number
4,590,508
Issue date
May 20, 1986
Nippon Electric Co., Ltd.
Noboru Hirakawa
G11 - INFORMATION STORAGE