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Katsunobu Noguchi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and method of refreshing the same
Patent number
8,451,677
Issue date
May 28, 2013
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device for performing a refresh operation
Patent number
8,274,855
Issue date
Sep 25, 2012
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and method of refreshing the same
Patent number
8,068,375
Issue date
Nov 29, 2011
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE FOR PERFORMING A REFRESH OPERATION
Publication number
20120307583
Publication date
Dec 6, 2012
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF REFRESHING THE SAME
Publication number
20110273948
Publication date
Nov 10, 2011
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF REFRESHING THE SAME
Publication number
20100128548
Publication date
May 27, 2010
Elpida Memory, Inc.
Tetsuaki Okahiro
G11 - INFORMATION STORAGE