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Kazumasa Sunouchi
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Nonvolatile storage device
Patent number
11,856,791
Issue date
Dec 26, 2023
Kioxia Corporation
Masahiko Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage device
Patent number
11,742,020
Issue date
Aug 29, 2023
Kioxia Corporation
Masahiko Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Storage device
Patent number
11,676,661
Issue date
Jun 13, 2023
Kioxia Corporation
Masahiko Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile storage device
Patent number
11,367,748
Issue date
Jun 21, 2022
Kioxia Corporation
Masahiko Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile storage device
Patent number
10,985,210
Issue date
Apr 20, 2021
TOSHIBA MEMORY CORPORATION
Masahiko Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile storage device
Patent number
10,985,209
Issue date
Apr 20, 2021
TOSHIBA MEMORY CORPORATION
Masahiko Nakayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor storage device
Patent number
10,707,269
Issue date
Jul 7, 2020
TOSHIBA MEMORY CORPORATION
Toshihiko Nagase
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory device including memory cell portion and perip...
Patent number
6,980,463
Issue date
Dec 27, 2005
Kabushiki Kaisha Toshiba
Keiji Hosotani
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device
Patent number
6,632,723
Issue date
Oct 14, 2003
Kabushiki Kaisha Toshiba
Shinichi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device using magneto resistive effect element
Patent number
6,590,244
Issue date
Jul 8, 2003
Kabushiki Kaisha Toshiba
Yoshiaki Asao
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor apparatus formed by SAC (self-aligned contact)
Patent number
6,483,138
Issue date
Nov 19, 2002
Kabushiki Kaisha Toshiba
Mariko Habu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with self-aligned contact and manufacturing me...
Patent number
6,300,178
Issue date
Oct 9, 2001
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with high integration density and improved per...
Patent number
6,294,422
Issue date
Sep 25, 2001
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor memory device
Patent number
6,258,650
Issue date
Jul 10, 2001
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
6,153,476
Issue date
Nov 28, 2000
Kabushiki Kaisha Toshiba
Satoshi Inaba
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor apparatus formed by SAC (self-aligned contact) method...
Patent number
6,078,073
Issue date
Jun 20, 2000
Kabushiki Kaisha Toshiba
Mariko Habu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and method for manufacturing the same
Patent number
6,031,260
Issue date
Feb 29, 2000
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with high integration density and improved per...
Patent number
6,025,623
Issue date
Feb 15, 2000
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dynamic RAM and method of manufacturing the same
Patent number
5,559,350
Issue date
Sep 24, 1996
Kabushiki Kaisha Toshiba
Thoru Ozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
5,488,242
Issue date
Jan 30, 1996
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dynamic semiconductor memory device having high integration density
Patent number
5,363,325
Issue date
Nov 8, 1994
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of fabricating a semiconductor memory device
Patent number
5,248,628
Issue date
Sep 28, 1993
Kabushiki Kaisha Toshiba
Naoko Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
A P channel MIS type semiconductor device
Patent number
5,164,801
Issue date
Nov 17, 1992
Kabushiki Kaisha Toshiba
Katsuhiko Hieda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and its fabricating method
Patent number
5,144,579
Issue date
Sep 1, 1992
Kabushiki Kaisha Toshiba
Naoko Okabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making trench type dynamic random access memory device
Patent number
5,106,774
Issue date
Apr 21, 1992
Kabushiki Kaisha Toshiba
Katsuhiko Hieda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MOS type dynamic random access memory
Patent number
5,049,957
Issue date
Sep 17, 1991
Kabushiki Kaisha Toshiba
Satoshi Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for manufacturing a DRAM cell
Patent number
5,043,298
Issue date
Aug 27, 1991
Kabushiki Kaisha Toshiba
Takashi Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and manufacturing method for the same
Patent number
4,897,702
Issue date
Jan 30, 1990
Kabushiki Kaisha Toshiba
Kazumasa Sunouchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC MEMORY DEVICE
Publication number
20230410868
Publication date
Dec 21, 2023
KIOXIA Corporation
Hideyuki SUGIYAMA
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE
Publication number
20220301621
Publication date
Sep 22, 2022
KIOXIA Corporation
Masahiko NAKAYAMA
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE
Publication number
20220293171
Publication date
Sep 15, 2022
KIOXIA Corporation
Masahiko NAKAYAMA
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE STORAGE DEVICE
Publication number
20220278168
Publication date
Sep 1, 2022
KIOXIA Corporation
Masahiko NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE STORAGE DEVICE
Publication number
20210210549
Publication date
Jul 8, 2021
Toshiba Memory Corporation
Masahiko NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE STORAGE DEVICE
Publication number
20200303453
Publication date
Sep 24, 2020
Toshiba Memory Corporation
Masahiko NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONVOLATILE STORAGE DEVICE
Publication number
20200303455
Publication date
Sep 24, 2020
Toshiba Memory Corporation
Masahiko NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR STORAGE DEVICE
Publication number
20200083285
Publication date
Mar 12, 2020
Toshiba Memory Corporation
Toshihiko NAGASE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20020160581
Publication date
Oct 31, 2002
Shinichi Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device including memory cell portion and perip...
Publication number
20020141233
Publication date
Oct 3, 2002
Keiji Hosotani
B82 - NANO-TECHNOLOGY
Information
Patent Application
Semiconductor memory device using magneto resistive effect element
Publication number
20020140060
Publication date
Oct 3, 2002
Yoshiaki Asao
B82 - NANO-TECHNOLOGY