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Tsuyoshi OHTA
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and method for manufacturing same
Patent number
8,723,253
Issue date
May 13, 2014
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
8,629,526
Issue date
Jan 14, 2014
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Schottky barrier diode and MOSFET semiconductor device
Patent number
8,552,476
Issue date
Oct 8, 2013
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing same
Patent number
8,502,305
Issue date
Aug 6, 2013
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
8,008,715
Issue date
Aug 30, 2011
Kabushiki Kaisha Toshiba
Yusuke Kawaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for making the same
Patent number
7,910,440
Issue date
Mar 22, 2011
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench-gate MOS transistor composed of multiple conductors
Patent number
7,525,133
Issue date
Apr 28, 2009
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20130069147
Publication date
Mar 21, 2013
Kabushiki Kaisha Toshiba
Tsuyoshi OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20130069151
Publication date
Mar 21, 2013
Kabushiki Kaisha Toshiba
TSUYOSHI OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20120241853
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Tsuyoshi OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20120241896
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Tsuyoshi OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20120241898
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20120241854
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Tsuyoshi OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20090032875
Publication date
Feb 5, 2009
Kabushiki Kaisha Toshiba
Yusuke KAWAGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MAKING THE SAME
Publication number
20080164517
Publication date
Jul 10, 2008
Kabushiki Kaisha Toshiba
Tsuyoshi OHTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20070145416
Publication date
Jun 28, 2007
Kabushiki Kaisha Toshiba
Tsuyoshi Ohta
H01 - BASIC ELECTRIC ELEMENTS