Tatsuo Izumi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device
- Patent number 12,148,479
- Issue date Nov 19, 2024
- Kioxia Corporation
- Yuki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,849,586
- Issue date Dec 19, 2023
- Kioxia Corporation
- Kaito Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 11,769,553
- Issue date Sep 26, 2023
- Kioxia Corporation
- Yuki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 11,569,253
- Issue date Jan 31, 2023
- Kioxia Corporation
- Takeshi Nagatomo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,502,100
- Issue date Nov 15, 2022
- Kioxia Corporation
- Kaito Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control method for memory device
- Patent number 11,264,061
- Issue date Mar 1, 2022
- Kioxia Corporation
- Ryota Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Memory device
- Patent number 11,024,646
- Issue date Jun 1, 2021
- TOSHIBA MEMORY CORPORATION
- Reiko Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 10,991,431
- Issue date Apr 27, 2021
- TOSHIBA MEMORY CORPORATION
- Yuki Sakaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 10,804,290
- Issue date Oct 13, 2020
- TOSHIBA MEMORY CORPORATION
- Kaito Shirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and method for manufacturing same
- Patent number 10,593,696
- Issue date Mar 17, 2020
- TOSHIBA MEMORY CORPORATION
- Kazuharu Yamabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Memory device
- Patent number 10,529,735
- Issue date Jan 7, 2020
- TOSHIBA MEMORY CORPORATION
- Reiko Komiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device and memory system
- Patent number 10,510,417
- Issue date Dec 17, 2019
- TOSHIBA MEMORY CORPORATION
- Kazuharu Yamabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 10,431,311
- Issue date Oct 1, 2019
- TOSHIBA MEMORY CORPORATION
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Control method for memory device
- Patent number 10,424,348
- Issue date Sep 24, 2019
- TOSHIBA MEMORY CORPORATION
- Ryota Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and method for manufacturing same
- Patent number 10,332,904
- Issue date Jun 25, 2019
- TOSHIBA MEMORY CORPORATION
- Kazuharu Yamabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 9,224,484
- Issue date Dec 29, 2015
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 9,070,474
- Issue date Jun 30, 2015
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Image processing apparatus and method
- Patent number 9,019,581
- Issue date Apr 28, 2015
- Ricoh Company, Ltd.
- Tatsuo Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 8,929,144
- Issue date Jan 6, 2015
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-volatile semiconductor memory device and method of writing data...
- Patent number 8,867,273
- Issue date Oct 21, 2014
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 8,867,277
- Issue date Oct 21, 2014
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device and manufacturing method thereof
- Patent number 8,502,321
- Issue date Aug 6, 2013
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and method for manufacturing same
- Patent number 8,497,543
- Issue date Jul 30, 2013
- Kabushiki Kaisha Toshiba
- Jun Ogi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-volatile semiconductor storage device with laminated vertical m...
- Patent number 8,324,680
- Issue date Dec 4, 2012
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device including alternately arranged contact...
- Patent number 8,270,212
- Issue date Sep 18, 2012
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing non-volatile semiconductor storage device
- Patent number 7,902,023
- Issue date Mar 8, 2011
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory
- Patent number 7,825,439
- Issue date Nov 2, 2010
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-volatile semiconductor storage device
- Patent number 7,800,163
- Issue date Sep 21, 2010
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20230395154
- Publication date Dec 7, 2023
- KIOXIA Corporation
- Yuki SAKAGUCHI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20230027173
- Publication date Jan 26, 2023
- KIOXIA Corporation
- Kaito SHIRAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEMORY DEVICE
- Publication number 20210249440
- Publication date Aug 12, 2021
- Toshiba Memory Corporation
- Reiko Komiya
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20210225449
- Publication date Jul 22, 2021
- Toshiba Memory Corporation
- Yuki SAKAGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL METHOD FOR MEMORY DEVICE
- Publication number 20210193194
- Publication date Jun 24, 2021
- Toshiba Memory Corporation
- Ryota SUZUKI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200403000
- Publication date Dec 24, 2020
- Toshiba Memory Corporation
- Kaito SHIRAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20200395371
- Publication date Dec 17, 2020
- Kloxia Corporation
- Takeshi NAGATOMO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20200286564
- Publication date Sep 10, 2020
- Toshiba Memory Corporation
- Yuki SAKAGUCHI
- G11 - INFORMATION STORAGE
Information Patent Application
MEMORY DEVICE
- Publication number 20200098790
- Publication date Mar 26, 2020
- Toshiba Memory Corporation
- Reiko Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL METHOD FOR MEMORY DEVICE
- Publication number 20190355396
- Publication date Nov 21, 2019
- Toshiba Memory Corporation
- Ryota SUZUKI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND MEMORY SYSTEM
- Publication number 20190287622
- Publication date Sep 19, 2019
- Toshiba Memory Corporation
- Kazuharu YAMABE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEMORY DEVICE
- Publication number 20190287997
- Publication date Sep 19, 2019
- Toshiba Memory Corporation
- Reiko Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20190273093
- Publication date Sep 5, 2019
- Toshiba Memory Corporation
- Kazuharu YAMABE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20190214405
- Publication date Jul 11, 2019
- Toshiba Memory Corporation
- Kaito SHIRAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20190189218
- Publication date Jun 20, 2019
- Toshiba Memory Corporation
- Tatsuo IZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL METHOD FOR MEMORY DEVICE
- Publication number 20190080727
- Publication date Mar 14, 2019
- Toshiba Memory Corporation
- Ryota SUZUKI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20180083027
- Publication date Mar 22, 2018
- Toshiba Memory Corporation
- Kazuharu YAMABE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20150023107
- Publication date Jan 22, 2015
- KABUSHIKI KAISHA TOSHIBA
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20140226407
- Publication date Aug 14, 2014
- KABUSHIKI KAISHA TOSHIBA
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
- Publication number 20140138761
- Publication date May 22, 2014
- Kabushiki Kaisha Toshiba
- Atsushi YAGISHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20130242666
- Publication date Sep 19, 2013
- Kabushiki Kaisha Toshiba
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20130201762
- Publication date Aug 8, 2013
- Kabushiki Kaisha Toshiba
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
IMAGE PROCESSING APPARATUS AND METHOD
- Publication number 20130201373
- Publication date Aug 8, 2013
- Tatsuo Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF WRITING DATA...
- Publication number 20130077402
- Publication date Mar 28, 2013
- Kabushiki Kaisha Toshiba
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...
- Publication number 20130049098
- Publication date Feb 28, 2013
- Kabushiki Kaisha Toshiba
- Tatsuo IZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20120241910
- Publication date Sep 27, 2012
- KABUSHIKI KAISHA TOSHIBA
- Jun OGI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20120151301
- Publication date Jun 14, 2012
- KABUSHIKI KAISHA TOSHIBA
- Tatsuo IZUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20120061766
- Publication date Mar 15, 2012
- Kabushiki Kaisha Toshiba
- Tatsuo Izumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NON-VOLATILE SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURI...
- Publication number 20110141821
- Publication date Jun 16, 2011
- Kabushiki Kaisha Toshiba
- Tatsuo IZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE INCLUDING ALTERNATELY ARRANGED CONTACT...
- Publication number 20110096604
- Publication date Apr 28, 2011
- TOSHIBA CORPORATION
- Tatsuo IZUMI
- G11 - INFORMATION STORAGE

Tatsuo Izumi

Person

Patents Grantslast 30 patents

Semiconductor memory device

Semiconductor device and method of manufacturing the same

Semiconductor memory device

Semiconductor memory device

Semiconductor device and method of manufacturing the same

Control method for memory device

Memory device

Semiconductor memory device

Semiconductor device and method of manufacturing the same

Semiconductor memory device and method for manufacturing same

Memory device

Semiconductor memory device and memory system

Semiconductor memory device

Control method for memory device

Semiconductor memory device and method for manufacturing same

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

Image processing apparatus and method

Nonvolatile semiconductor memory device

Non-volatile semiconductor memory device and method of writing data...

Nonvolatile semiconductor memory device

Semiconductor device and manufacturing method thereof

Semiconductor memory device and method for manufacturing same

Non-volatile semiconductor storage device with laminated vertical m...

Semiconductor memory device including alternately arranged contact...

Method of manufacturing non-volatile semiconductor storage device

Semiconductor memory

Non-volatile semiconductor storage device

Patents Applicationslast 30 patents

SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE

CONTROL METHOD FOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE

MEMORY DEVICE

CONTROL METHOD FOR MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE AND MEMORY SYSTEM

MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR MEMORY DEVICE

CONTROL METHOD FOR MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

IMAGE PROCESSING APPARATUS AND METHOD

NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF WRITING DATA...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...

SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING SAME

SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

NON-VOLATILE SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURI...

SEMICONDUCTOR MEMORY DEVICE INCLUDING ALTERNATELY ARRANGED CONTACT...