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Kenji GOMIKAWA
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Non-volatile semiconductor storage device
Patent number
RE49274
Issue date
Nov 1, 2022
Kioxia Corporation
Dai Nakamura
Information
Patent Grant
Non-volatile semiconductor storage device
Patent number
RE47355
Issue date
Apr 16, 2019
TOSHIBA MEMORY CORPORATION
Dai Nakamura
Information
Patent Grant
Non-volatile semiconductor storage device
Patent number
RE46526
Issue date
Aug 29, 2017
Kabushiki Kaisha Toshiba
Dai Nakamura
Information
Patent Grant
Semiconductor device including memory cell having charge accumulati...
Patent number
9,190,157
Issue date
Nov 17, 2015
Kabushiki Kaisha Toshiba
Mitsuhiro Noguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor storage device
Patent number
RE45307
Issue date
Dec 30, 2014
Kabushiki Kaisha Toshiba
Dai Nakamura
365 - Static information storage and retrieval
Information
Patent Grant
Semiconductor device including memory cell having charge accumulati...
Patent number
8,829,582
Issue date
Sep 9, 2014
Kabushiki Kaisha Toshiba
Mitsuhiro Noguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Potential relationship in an erasing operation of a nonvolatile sem...
Patent number
8,625,349
Issue date
Jan 7, 2014
Kabushiki Kaisha Toshiba
Hiroyuki Kutsukake
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
8,399,953
Issue date
Mar 19, 2013
Kabushiki Kaisha Toshiba
Hiroyuki Kutsukake
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Depletion MOS transistor and enhancement MOS transistor
Patent number
8,319,316
Issue date
Nov 27, 2012
Kabushiki Kaisha Toshiba
Hiroyuki Kutsukake
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device with reduced size of periph...
Patent number
8,294,238
Issue date
Oct 23, 2012
Kabushiki Kaisha Toshiba
Hiroyuki Kutsukake
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-volatile semiconductor memory device and depletion-type MOS tra...
Patent number
8,093,664
Issue date
Jan 10, 2012
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
8,072,020
Issue date
Dec 6, 2011
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
8,072,021
Issue date
Dec 6, 2011
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device including memory cell having charge accumulati...
Patent number
8,049,259
Issue date
Nov 1, 2011
Kabushiki Kaisha Toshiba
Mitsuhiro Noguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor storage device
Patent number
7,911,844
Issue date
Mar 22, 2011
Kabushiki Kaisha Toshiba
Dai Nakamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory cell array with specific placement of field stoppers
Patent number
7,876,610
Issue date
Jan 25, 2011
Kabushiki Kaisha Toshiba
Kenji Gomikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device including memory cell having charge accumulati...
Patent number
7,872,289
Issue date
Jan 18, 2011
Kabushiki Kaisha Toshiba
Mitsuhiro Noguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor storage device comprising MIS transistor including ch...
Patent number
7,772,618
Issue date
Aug 10, 2010
Kabushiki Kaisha Toshiba
Kenji Gomikawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device
Patent number
7,636,256
Issue date
Dec 22, 2009
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEMICONDUCTOR DEVICE INCLUDING MEMORY CELL HAVING CHARGE ACCUMULATI...
Publication number
20140334234
Publication date
Nov 13, 2014
KABUSHIKI KAISHA TOSHIBA
Mitsuhiro NOGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
Publication number
20120037973
Publication date
Feb 16, 2012
Kenji GOMIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE INCLUDING MEMORY CELL HAVING CHARGE ACCUMULATI...
Publication number
20120012909
Publication date
Jan 19, 2012
Mitsuhiro NOGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND DEPLETION-TYPE MOS TRA...
Publication number
20110300680
Publication date
Dec 8, 2011
Kabushiki Kaisha Toshiba
Kenji GOMIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20110220996
Publication date
Sep 15, 2011
Kabushiki Kaisha Toshiba
Hiroyuki KUTSUKAKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE INCLUDING MEMORY CELL HAVING CHARGE ACCUMULATI...
Publication number
20110079835
Publication date
Apr 7, 2011
Mitsuhiro NOGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20110057244
Publication date
Mar 10, 2011
Kabushiki Kaisha Toshiba
Kenji GOMIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEPLETION MOS TRANSISTOR AND ENHANCEMENT MOS TRANSISTOR
Publication number
20100301426
Publication date
Dec 2, 2010
Hiroyuki KUTSUKAKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF FORMING THE SAME
Publication number
20100270606
Publication date
Oct 28, 2010
Hiroyuki KUTSUKAKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY
Publication number
20100124117
Publication date
May 20, 2010
Hiroyuki KUTSUKAKE
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
Publication number
20090294824
Publication date
Dec 3, 2009
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND DEPLETION-TYPE MOS TRA...
Publication number
20090218637
Publication date
Sep 3, 2009
Kabushiki Kaisha Toshiba
Kenji GOMIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NON-VOLATILE SEMICONDUCTOR STORAGE DEVICE
Publication number
20090161427
Publication date
Jun 25, 2009
Kabushiki Kaisha Toshiba
Dai Nakamura
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR DEVICE INCLUDING MEMORY CELL HAVING CHARGE ACCUMULATI...
Publication number
20090146701
Publication date
Jun 11, 2009
Mitsuhiro NOGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
Publication number
20090057749
Publication date
Mar 5, 2009
Kenji GOMIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20090003070
Publication date
Jan 1, 2009
Kabushiki Kaisha Toshiba
Kenji Gomikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE COMPRISING MIS TRANSISTOR INCLUDING CH...
Publication number
20080001206
Publication date
Jan 3, 2008
Kenji Gomikawa
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR DEVICE COMPOSED OF HIGH VOLTAGE TRANSISTORS
Publication number
20070208903
Publication date
Sep 6, 2007
Kenji Gomikawa
G11 - INFORMATION STORAGE