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Kazuyuki Miyazawa
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Iruma, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
7,499,340
Issue date
Mar 3, 2009
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
7,345,929
Issue date
Mar 18, 2008
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level semiconductor flash memory device and meth...
Patent number
7,257,026
Issue date
Aug 14, 2007
Elpida Memory, Inc.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
7,203,101
Issue date
Apr 10, 2007
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level, semiconductor flash memory device and met...
Patent number
7,079,416
Issue date
Jul 18, 2006
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
7,016,236
Issue date
Mar 21, 2006
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
6,992,343
Issue date
Jan 31, 2006
Hitachi, Ltd.
Shinichi Miyatake
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
6,906,971
Issue date
Jun 14, 2005
Hitachi, Ltd.
Masayuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,898,130
Issue date
May 24, 2005
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
6,828,612
Issue date
Dec 7, 2004
Hitachi, Ltd.
Shinichi Miyatake
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level semiconductor flash memory device and meth...
Patent number
6,788,572
Issue date
Sep 7, 2004
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device formed in a rectangle region on a semiconducto...
Patent number
6,657,901
Issue date
Dec 2, 2003
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level semiconductor flash memory device and meth...
Patent number
6,590,808
Issue date
Jul 8, 2003
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,515,913
Issue date
Feb 4, 2003
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level semiconductor flash memory device and meth...
Patent number
6,496,411
Issue date
Dec 17, 2002
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,335,884
Issue date
Jan 1, 2002
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile multi-level semiconductor flash memory device and meth...
Patent number
6,335,878
Issue date
Jan 1, 2002
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,212,089
Issue date
Apr 3, 2001
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile semiconductor storage device
Patent number
6,166,950
Issue date
Dec 26, 2000
Hitachi, Ltd.
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,160,744
Issue date
Dec 12, 2000
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device
Patent number
6,121,681
Issue date
Sep 19, 2000
Hitachi, Ltd.
Shigeru Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
6,078,084
Issue date
Jun 20, 2000
Hitachi, Ltd.
Masayuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and defect remedying method thereof
Patent number
6,049,500
Issue date
Apr 11, 2000
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor nonvolatile memory device and computer system using t...
Patent number
5,872,734
Issue date
Feb 16, 1999
Hitachi, Ltd.
Toshihiro Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having zigzag bonding pad arrangement
Patent number
5,854,508
Issue date
Dec 29, 1998
Hitachi, Ltd.
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a defect relief arrangement
Patent number
5,808,944
Issue date
Sep 15, 1998
Hitachi, Ltd.
Takayuki Yoshitake
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device with improved substrate arrangement to...
Patent number
5,805,513
Issue date
Sep 8, 1998
Hitachi, Ltd.
Yasushi Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor nonvolatile memory device and computer system using t...
Patent number
5,748,532
Issue date
May 5, 1998
Hitachi, Ltd.
Toshihiro Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device
Patent number
5,742,101
Issue date
Apr 21, 1998
Hitachi, Ltd.
Toshiyuki Sakuta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating a semiconductor IC DRAM device enjoying enhan...
Patent number
5,670,409
Issue date
Sep 23, 1997
Hitachi, Ltd.
Hiroshi Otori
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20080205111
Publication date
Aug 28, 2008
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20070242535
Publication date
Oct 18, 2007
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile multi-level semiconductor flash memory device and meth...
Publication number
20060221685
Publication date
Oct 5, 2006
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20060120125
Publication date
Jun 8, 2006
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20050179058
Publication date
Aug 18, 2005
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile multi-level, semiconductor flash memory device and met...
Publication number
20050122803
Publication date
Jun 9, 2005
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20050056876
Publication date
Mar 17, 2005
Shinichi Miyatake
G11 - INFORMATION STORAGE
Information
Patent Application
NON-VOLATILE MULTI-LEVEL, SEMICONDUCTOR FLASH MEMORY DEVICE AND MET...
Publication number
20050013167
Publication date
Jan 20, 2005
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20040240259
Publication date
Dec 2, 2004
Kazuhiko Kajigaya
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor integrated circuit device
Publication number
20040184330
Publication date
Sep 23, 2004
Masayuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Non-volatile multi-level semiconductor flash memory device and meth...
Publication number
20030214850
Publication date
Nov 20, 2003
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor memory device
Publication number
20030173593
Publication date
Sep 18, 2003
Shinichi Miyatake
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile multi-level semiconductor flash memory device and meth...
Publication number
20030117843
Publication date
Jun 26, 2003
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device formed in a rectangle region on a semiconducto...
Publication number
20030031058
Publication date
Feb 13, 2003
Kazuhiko Kajigaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Non-volatile multi-level semiconductor flash memory device and meth...
Publication number
20020080649
Publication date
Jun 27, 2002
Naoki Yamada
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor integrated circuit device
Publication number
20020080669
Publication date
Jun 27, 2002
Masayuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device and defect remedying method thereof
Publication number
20020054514
Publication date
May 9, 2002
Kazuhiko Kajigaya
H01 - BASIC ELECTRIC ELEMENTS