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Toshiharu Watanabe
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor memory device
Patent number
9,165,628
Issue date
Oct 20, 2015
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
9,093,140
Issue date
Jul 28, 2015
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
8,711,602
Issue date
Apr 29, 2014
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device and method of fabrication of the same
Patent number
8,354,318
Issue date
Jan 15, 2013
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and method of fabrication of the same
Patent number
7,884,414
Issue date
Feb 8, 2011
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device and data erase/write method...
Patent number
7,742,331
Issue date
Jun 22, 2010
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having MISFETs
Patent number
6,900,086
Issue date
May 31, 2005
Kabushiki Kaisha Toshiba
Seiichi Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-volatile semiconductor memory device and method of manufacturin...
Patent number
6,667,211
Issue date
Dec 23, 2003
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device and method of manufacturin...
Patent number
6,512,262
Issue date
Jan 28, 2003
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having MISFETs
Patent number
6,376,879
Issue date
Apr 23, 2002
Kabushiki Kaisha Toshiba
Seiichi Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
6,342,715
Issue date
Jan 29, 2002
Kabushiki Kaisha Toshiba
Kazuhiro Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
6,340,611
Issue date
Jan 22, 2002
Kabushiki Kaisha Toshiba
Kazuhiro Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing semiconductor devices with alleviated elect...
Patent number
6,228,717
Issue date
May 8, 2001
Kabushiki Kaisha Toshiba
Hiroaki Hazama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a first source line arranged bet...
Patent number
6,160,297
Issue date
Dec 12, 2000
Kabushiki Kaisha Toshiba
Kazuhiro Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a plurality of memory cell trans...
Patent number
6,157,056
Issue date
Dec 5, 2000
Kabushiki Kaisha Toshiba
Yuji Takeuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-volatile semiconductor memory device with inter-layer insulatio...
Patent number
6,133,601
Issue date
Oct 17, 2000
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOSFET having improved driving performance
Patent number
5,640,035
Issue date
Jun 17, 1997
Kabushiki Kaisha Toshiba
Akira Sudo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrically erasable programmable read only memory device with an...
Patent number
5,591,999
Issue date
Jan 7, 1997
Kabushiki Kaisha Toshiba
Masaki Momodomi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-volatile semiconductor memory device capable of preventing exce...
Patent number
5,559,736
Issue date
Sep 24, 1996
Kabushiki Kaisha Toshiba
Naohiro Matsukawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device having a trench capacitor
Patent number
5,309,008
Issue date
May 3, 1994
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device with a 3-dimensional structure
Patent number
5,091,762
Issue date
Feb 25, 1992
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench dual-gate MOSFET
Patent number
4,975,754
Issue date
Dec 4, 1990
Kabushiki Kaisha Toshiba
Hidemi Ishiuchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20150269983
Publication date
Sep 24, 2015
KABUSHIKI KAISHA TOSHIBA
Toshiharu WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20140204653
Publication date
Jul 24, 2014
KABUSHIKI KAISHA TOSHIBA
Toshiharu WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20120243296
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Toshiharu WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD OF FABRICATION OF THE SAME
Publication number
20110097862
Publication date
Apr 28, 2011
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND MANUFACTURING METHOD OF...
Publication number
20080246072
Publication date
Oct 9, 2008
Kabushiki Kaisha Toshiba
Masaki Kondo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND DATA ERASE/WRITE METHOD...
Publication number
20080239799
Publication date
Oct 2, 2008
TOSHIHARU WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD OF FABRICATION OF THE SAME
Publication number
20080217674
Publication date
Sep 11, 2008
Toshiharu Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device having MISFETs
Publication number
20030203605
Publication date
Oct 30, 2003
KABUSHIKI KAISHA TOSHIBA
Seiichi Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Non-volatile semiconductor memory device and method of manufacturin...
Publication number
20030082879
Publication date
May 1, 2003
Kabushiki Kaisha Toshiba
Toshiharu Watanabe
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device having MISFETs
Publication number
20020098652
Publication date
Jul 25, 2002
KABUSHIKI KAISHA TOSHIBA
Seiichi Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE HAVING MISFETS
Publication number
20020000617
Publication date
Jan 3, 2002
SEIICHI MORI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURIN...
Publication number
20010045585
Publication date
Nov 29, 2001
TOSHIHARU WATANABE
H01 - BASIC ELECTRIC ELEMENTS