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Shizuo Sawada
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stacked capacitor-type semiconductor storage device and manufacturi...
Patent number
7,187,027
Issue date
Mar 6, 2007
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stacked capacitor-type semiconductor storage device and manufacturi...
Patent number
7,023,044
Issue date
Apr 4, 2006
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stacked capacitor-type semiconductor storage device and manufacturi...
Patent number
6,846,733
Issue date
Jan 25, 2005
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stacked capacitor-type semiconductor storage device and manufacturi...
Patent number
6,551,894
Issue date
Apr 22, 2003
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having an SOI substrate
Patent number
6,252,281
Issue date
Jun 26, 2001
Kabushiki Kaisha Toshiba
Tadashi Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stacked capacitor-type semiconductor storage device and manufacturi...
Patent number
6,130,450
Issue date
Oct 10, 2000
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having different impurity concentration wells
Patent number
5,726,475
Issue date
Mar 10, 1998
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dynamic random access memory having bit lines buried in semiconduct...
Patent number
5,410,169
Issue date
Apr 25, 1995
Kabushiki Kaisha Toshiba
Tadashi Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having different impurity concentration wells
Patent number
5,374,838
Issue date
Dec 20, 1994
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and its manufacturing method
Patent number
5,356,830
Issue date
Oct 18, 1994
Kabushiki Kaisha Tobshiba
Susumu Yoshikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
5,324,975
Issue date
Jun 28, 1994
Kabushiki Kaisha Toshiba
Jumpei Kumagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of making a semiconductor memory device
Patent number
5,302,542
Issue date
Apr 12, 1994
Kabushiki Kaisha Toshiba
Koichi Kishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
5,302,844
Issue date
Apr 12, 1994
Kabushiki Kaisha Toshiba
Tomohisa Mizuno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a bit line constituted by a semi...
Patent number
5,276,343
Issue date
Jan 4, 1994
Kabushiki Kaisha Toshiba
Jumpei Kumagai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having different impurity concentration wells
Patent number
5,260,226
Issue date
Nov 9, 1993
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having different impurity concentration wells
Patent number
5,238,860
Issue date
Aug 24, 1993
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS device having a well layer for controlling threshold voltage
Patent number
5,210,437
Issue date
May 11, 1993
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
5,194,752
Issue date
Mar 16, 1993
Kabushiki Kaisha Toshiba
Jumpei Kumagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory and method of manufacturing the same
Patent number
5,187,566
Issue date
Feb 16, 1993
Kabushiki Kaisha Toshiba
Susumu Yoshikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having a plurality of FETs formed in an elemen...
Patent number
5,144,388
Issue date
Sep 1, 1992
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a stacked capacitor cell structure
Patent number
5,142,639
Issue date
Aug 25, 1992
Kabushiki Kaisha Toshiba
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multicell semiconductor memory device
Patent number
5,111,275
Issue date
May 5, 1992
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a semiconductor device including forming a...
Patent number
5,110,766
Issue date
May 5, 1992
Kabushiki Kaisha Toshiba
Satoshi Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having different impurity concentration wells
Patent number
5,079,613
Issue date
Jan 7, 1992
Kabushiki Kaisha Toshiba
Shizuo Sawada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
5,041,887
Issue date
Aug 20, 1991
Kabushiki Kaisha Toshiba
Jumpei Kumagai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming a contact hole in semiconductor integrated circuit
Patent number
5,032,528
Issue date
Jul 16, 1991
Kabushiki Kaisha Toshiba
Yoshiaki Asao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing a semiconductor device having a phospho si...
Patent number
5,004,704
Issue date
Apr 2, 1991
Kabushiki Kaisha Toshiba
Satoshi Maeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device with stacked capacitor structure and th...
Patent number
4,951,175
Issue date
Aug 21, 1990
Kabushiki Kaisha Toshiba
Kei Kurosawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact portion of semiconductor integrated circuit device
Patent number
4,916,521
Issue date
Apr 10, 1990
Kabushiki Kaisha Toshiba
Susumu Yoshikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having high capacitance and improved ra...
Patent number
4,833,647
Issue date
May 23, 1989
Kabushiki Kaisha Toshiba
Satoshi Maeda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Stacked capacitor-type semiconductor storage device and manufacturi...
Publication number
20060124980
Publication date
Jun 15, 2006
KABUSHIKI KAISHA TOSHIBA
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Stacked capacitor-type semiconductor storage device and manufacturi...
Publication number
20040262771
Publication date
Dec 30, 2004
KABUSHIKI KAISHA TOSHIBA
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Stacked capacitor-type semiconductor storage device and manufacturi...
Publication number
20030178686
Publication date
Sep 25, 2003
KABUSHIKI KAISHA TOSHIBA
Yusuke Kohyama
H01 - BASIC ELECTRIC ELEMENTS