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Hirokazu Ishigaki
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Yokkaichi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device including a blocking layer having a varying th...
Patent number
10,658,376
Issue date
May 19, 2020
TOSHIBA MEMORY CORPORATION
Ryosuke Sawabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-dimensional semiconductor memory device and method for manufa...
Patent number
10,269,821
Issue date
Apr 23, 2019
TOSHIBA MEMORY CORPORATION
Masao Shingu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and method of manufacturing the same
Patent number
10,263,008
Issue date
Apr 16, 2019
TOSHIBA MEMORY CORPORATION
Daisuke Nishida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing same
Patent number
10,181,477
Issue date
Jan 15, 2019
TOSHIBA MEMORY CORPORATION
Hirokazu Ishigaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device and method of manufacturing...
Patent number
9,786,678
Issue date
Oct 10, 2017
TOSHIBA MEMORY CORPORATION
Katsuyuki Sekine
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
9,240,416
Issue date
Jan 19, 2016
Kabushiki Kaisha Toshiba
Yasuhiro Shimura
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ELECTRONIC DEVICES COMPRISING A STEPPED PILLAR REGION, AND RELATED...
Publication number
20240074184
Publication date
Feb 29, 2024
Micron Technology, Inc.
Masaaki Higuchi
G11 - INFORMATION STORAGE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20200303393
Publication date
Sep 24, 2020
Toshiba Memory Corporation
Ryota Fujitsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20180294279
Publication date
Oct 11, 2018
Toshiba Memory Corporation
Ryosuke SAWABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
Publication number
20170263633
Publication date
Sep 14, 2017
KABUSHIKI KAISHA TOSHIBA
Hirokazu ISHIGAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20170062451
Publication date
Mar 2, 2017
KABUSHIKI KAISHA TOSHIBA
Masao SHINGU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20170018565
Publication date
Jan 19, 2017
KABUSHIKI KAISHA TOSHIBA
Daisuke NISHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...
Publication number
20160079269
Publication date
Mar 17, 2016
KABUSHIKI KAISHA TOSHIBA
Katsuyuki SEKINE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURIN...
Publication number
20160079068
Publication date
Mar 17, 2016
KABUSHIKI KAISHA TOSHIBA
Hirokazu ISHIGAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE
Publication number
20150364485
Publication date
Dec 17, 2015
KABUSHIKI KAISHA TOSHIBA
Yasuhiro SHIMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICE AND MANUFACTURING METHOD OF THE SAME
Publication number
20150263034
Publication date
Sep 17, 2015
KABUSHIKI KAISHA TOSHIBA
Masaaki HIGUCHI
H01 - BASIC ELECTRIC ELEMENTS