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Yasuhiro Nanba
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory device
Patent number
7,274,610
Issue date
Sep 25, 2007
Elpida Memory, Inc.
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Grant
Redundancy circuit and semiconductor device using the same
Patent number
6,930,935
Issue date
Aug 16, 2005
Elpida Memory Inc.
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of checking the state of a capacitor fuse in which the volta...
Patent number
6,714,474
Issue date
Mar 30, 2004
Elpida Memory, Inc.
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with a refresh function
Patent number
6,445,637
Issue date
Sep 3, 2002
NEC Corporation
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory device with booting circuit capable of pre-booting before wo...
Patent number
6,430,092
Issue date
Aug 6, 2002
NEC Corporation
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Grant
Dynamic random access memory device with intermediate voltage gener...
Patent number
5,315,554
Issue date
May 24, 1994
NEC Corporation
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
Publication number
20120064645
Publication date
Mar 15, 2012
ELPIDA MEMORY, INC.
Peter LEE
G01 - MEASURING TESTING
Information
Patent Application
Semiconductor memory device
Publication number
20070081403
Publication date
Apr 12, 2007
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor Memory Device
Publication number
20060291299
Publication date
Dec 28, 2006
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Application
Redundancy circuit and semiconductor device using the same
Publication number
20040205428
Publication date
Oct 14, 2004
ELPIDA MEMORY, INC.
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Application
Method of checking the state of a capacitor fuse in which the volta...
Publication number
20030198107
Publication date
Oct 23, 2003
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Application
Memory device with booting circuit capable of pre-booting before wo...
Publication number
20010043494
Publication date
Nov 22, 2001
NEC Corporation
Yasuhiro Nanba
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device with a refresh function
Publication number
20010026492
Publication date
Oct 4, 2001
NEC Corporation
Yasuhiro Nanba
G11 - INFORMATION STORAGE