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Hiroshi Kujirai
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Kunitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device having a trench-gate transistor
Patent number
8,455,944
Issue date
Jun 4, 2013
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having three-dimensional transistor and manufa...
Patent number
8,431,986
Issue date
Apr 30, 2013
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing same
Patent number
8,426,903
Issue date
Apr 23, 2013
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor device
Patent number
8,173,515
Issue date
May 8, 2012
Elpida Memory, Inc.
Toshiya Nakamori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having trench-gate transistor with parallel ch...
Patent number
8,013,386
Issue date
Sep 6, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device, manufacturing method thereof, and data proces...
Patent number
7,923,773
Issue date
Apr 12, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming semiconductor device having three-dimensional cha...
Patent number
7,892,925
Issue date
Feb 22, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor device having fin-field eff...
Patent number
7,867,856
Issue date
Jan 11, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device having trench-gate tra...
Patent number
7,816,208
Issue date
Oct 19, 2010
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor integrated circuit device
Patent number
7,687,849
Issue date
Mar 30, 2010
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor chip having pollished and ground bottom surface portions
Patent number
7,649,256
Issue date
Jan 19, 2010
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor integrated circuit device
Patent number
7,417,291
Issue date
Aug 26, 2008
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Longitudinal MISFET manufacturing method, longitudinal MISFET, semi...
Patent number
7,244,977
Issue date
Jul 17, 2007
Elpida Memory, Inc.
Tsuyoshi Tabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor integrated circuit device
Patent number
7,224,034
Issue date
May 29, 2007
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device having a plurality of...
Patent number
6,987,043
Issue date
Jan 17, 2006
Hitachi, Ltd.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor device and semiconductor device
Patent number
6,861,692
Issue date
Mar 1, 2005
Hitachi, Ltd.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor integrated circuit device
Patent number
6,828,242
Issue date
Dec 7, 2004
Hitachi, Ltd.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
Publication number
20110272760
Publication date
Nov 10, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE HAVING THREE-DIMENSIONAL TRANSISTOR AND MANUFA...
Publication number
20110193159
Publication date
Aug 11, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME
Publication number
20110156120
Publication date
Jun 30, 2011
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE HAVING FIN-FIELD EFF...
Publication number
20100261328
Publication date
Oct 14, 2010
ELPIDA MEMORY, INC.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20100022069
Publication date
Jan 28, 2010
Elpida Memory, Inc.
Toshiya NAKAMORI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE, MANUFACTURING METHOD THEREOF, AND DATA PROCES...
Publication number
20090101971
Publication date
Apr 23, 2009
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of forming semiconductor device having three-dimensional cha...
Publication number
20090075444
Publication date
Mar 19, 2009
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
Publication number
20080237752
Publication date
Oct 2, 2008
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having fin-field effect transistor and manufac...
Publication number
20080023757
Publication date
Jan 31, 2008
ELPIDA MEMORY, INC.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device having trench-gate tra...
Publication number
20080012053
Publication date
Jan 17, 2008
ELPIDA MEMORY, INC.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Vertical misfet manufacturing method, vertical misfet, semiconducto...
Publication number
20070202638
Publication date
Aug 30, 2007
Tsuyoshi Tabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for manufacturing semiconductor integrated circuit device
Publication number
20070187783
Publication date
Aug 16, 2007
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20070132015
Publication date
Jun 14, 2007
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Longitudinal misfet manufacturing method, Longitudinal misfet, semi...
Publication number
20060035434
Publication date
Feb 16, 2006
Tsuyoshi Tabata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor chip having pollished and ground bottom surface portions
Publication number
20060006528
Publication date
Jan 12, 2006
Elpida Memory, Inc.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for manufacturing semiconductor integrated circuit device
Publication number
20050087880
Publication date
Apr 28, 2005
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device and semiconductor device
Publication number
20040000690
Publication date
Jan 1, 2004
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of manufacturing semiconductor device and semiconductor device
Publication number
20030109102
Publication date
Jun 12, 2003
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method for manufacturing semiconductor integrated circuit device
Publication number
20030040183
Publication date
Feb 27, 2003
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor integrated circuit device and method of manufacturing...
Publication number
20020033505
Publication date
Mar 21, 2002
Hitachi, Ltd.
Hiroshi Kujirai
H01 - BASIC ELECTRIC ELEMENTS