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Dynamic RAM
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Patent number 8,068,379
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Issue date Nov 29, 2011
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Hitachi, Ltd.
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Tsutomu Takahashi
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G11 - INFORMATION STORAGE
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Dynamic memory
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Patent number 6,031,779
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Issue date Feb 29, 2000
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Hitachi, Ltd.
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Yasushi Takahashi
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G11 - INFORMATION STORAGE
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Overall VPP well form
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Patent number 6,002,162
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Issue date Dec 14, 1999
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Texas Instruments Incorporated
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Yasushi Takahashi
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G11 - INFORMATION STORAGE
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Semiconductor memory device
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Patent number 5,970,010
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Issue date Oct 19, 1999
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Texas Instruments Incorporated
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Masayuki Hira
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G11 - INFORMATION STORAGE
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