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Hitoshi OHTA
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Yokohama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Nonvolatile semiconductor storage device and method of testing the...
Patent number
8,259,493
Issue date
Sep 4, 2012
Kabushiki Kaisha Toshiba
Hitoshi Ohta
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory and method for replacing defectiv...
Patent number
7,755,956
Issue date
Jul 13, 2010
Kabushiki Kaisha Toshiba
Hitoshi Ohta
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device using MONOS type nonvolatile memory cell
Patent number
6,118,699
Issue date
Sep 12, 2000
Kabushiki Kaisha Toshiba
Yuuichi Tatsumi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR MEMORY
Publication number
20130286752
Publication date
Oct 31, 2013
Yoshihisa Michioka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20130015915
Publication date
Jan 17, 2013
Kabushiki Kaisha Toshiba
Yukio KOMATSU
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20120155178
Publication date
Jun 21, 2012
Hitoshi OHTA
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE CAPABLE OF TRANSFERRING VARIOUS TYPES O...
Publication number
20120159284
Publication date
Jun 21, 2012
Hitoshi OHTA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NONVOLATILE SEMICONDUCTOR STORAGE DEVICE AND METHOD OF TESTING THE...
Publication number
20090279357
Publication date
Nov 12, 2009
Hitoshi OHTA
G11 - INFORMATION STORAGE
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY AND METHOD FOR REPLACING DEFECTIV...
Publication number
20080298126
Publication date
Dec 4, 2008
Kabushiki Kaisha Toshiba
Hitoshi OHTA
G11 - INFORMATION STORAGE