Keiichi SAWA

Person

Yokkaichi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor storage device and method for manufacturing semicondu...
- Patent number 11,974,432
- Issue date Apr 30, 2024
- Kioxia Corporation
- Hiroyuki Yamashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,844,219
- Issue date Dec 12, 2023
- Kioxia Corporation
- Yuta Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,785,774
- Issue date Oct 10, 2023
- Kioxia Corporation
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor storage device and method of manufacturing the same
- Patent number 11,751,397
- Issue date Sep 5, 2023
- Kioxia Corporation
- Yuta Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 11,737,262
- Issue date Aug 22, 2023
- Kioxia Corporation
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,404,437
- Issue date Aug 2, 2022
- Kioxia Corporation
- Yuta Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor storage device and method of manufacturing the same
- Patent number 11,398,494
- Issue date Jul 26, 2022
- Kioxia Corporation
- Yuta Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and semiconductor memory device
- Patent number 11,349,033
- Issue date May 31, 2022
- Kioxia Corporation
- Tomoki Ishimaru
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 11,335,699
- Issue date May 17, 2022
- Kioxia Corporation
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Floating gate nonvolatile semiconductor memory device
- Patent number 11,011,532
- Issue date May 18, 2021
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing same
- Patent number 10,964,716
- Issue date Mar 30, 2021
- TOSHIBA MEMORY CORPORATION
- Shinji Mori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 10,923,487
- Issue date Feb 16, 2021
- TOSHIBA MEMORY CORPORATION
- Hiroyuki Yamashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 10,910,401
- Issue date Feb 2, 2021
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 10,777,573
- Issue date Sep 15, 2020
- TOSHIBA MEMORY CORPORATION
- Yuta Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor storage device comprising resistance change film and...
- Patent number 10,522,596
- Issue date Dec 31, 2019
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Nonvolatile semiconductor memory device having floating gate-type m...
- Patent number 10,490,563
- Issue date Nov 26, 2019
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and manufacturing method for same
- Patent number 10,396,280
- Issue date Aug 27, 2019
- TOSHIBA MEMORY CORPORATION
- Shinji Mori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing same
- Patent number 10,312,255
- Issue date Jun 4, 2019
- TOSHIBA MEMORY CORPORATION
- Yasuhito Yoshimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 10,283,646
- Issue date May 7, 2019
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing same
- Patent number 9,997,533
- Issue date Jun 12, 2018
- TOSHIBA MEMORY CORPORATION
- Yasuhito Yoshimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,978,765
- Issue date May 22, 2018
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and method for manufacturing same
- Patent number 9,892,930
- Issue date Feb 13, 2018
- TOSHIBA MEMORY CORPORATION
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-volatile memory device and method for manufacturing same
- Patent number 9,312,271
- Issue date Apr 12, 2016
- Kabushiki Kaisha Toshiba
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,287,388
- Issue date Mar 15, 2016
- Kabushiki Kaisha Toshiba
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device, method for manufacturing s...
- Patent number 9,082,703
- Issue date Jul 14, 2015
- Kabushiki Kaisha Toshiba
- Atsushi Murakoshi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20240074172
- Publication date Feb 29, 2024
- KIOXIA Corporation
- Keiichi SAWA
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20230354596
- Publication date Nov 2, 2023
- KIOXIA Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE
- Publication number 20230309310
- Publication date Sep 28, 2023
- KIOXIA Corporation
- Yuta SAITO
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE
- Publication number 20230200050
- Publication date Jun 22, 2023
- KIOXIA Corporation
- Akifumi GAWASE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20230164998
- Publication date May 25, 2023
- KIOXIA Corporation
- Junichi KANEYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE, SEMICONDUCTOR MEMORY DEVICE, AND METHOD FOR M...
- Publication number 20230090044
- Publication date Mar 23, 2023
- KIOXIA Corporation
- Tomoki ISHIMARU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20220336493
- Publication date Oct 20, 2022
- KIOXIA Corporation
- Yuta SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20220336492
- Publication date Oct 20, 2022
- KIOXIA Corporation
- Yuta SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD FOR MANUFACTURING SEMICONDU...
- Publication number 20220302162
- Publication date Sep 22, 2022
- KIOXIA Corporation
- Hiroyuki Yamashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD FOR FABRICATING THE SAME
- Publication number 20220302160
- Publication date Sep 22, 2022
- KIOXIA Corporation
- Hiroyuki YAMASHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE
- Publication number 20220262954
- Publication date Aug 18, 2022
- KIOXIA Corporation
- Tomoki ISHIMARU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20220246640
- Publication date Aug 4, 2022
- KIOXIA Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME
- Publication number 20220077183
- Publication date Mar 10, 2022
- KIOXIA Corporation
- Takaumi MORITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE
- Publication number 20210305431
- Publication date Sep 30, 2021
- KIOXIA Corporation
- Tomoki ISHIMARU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20210225859
- Publication date Jul 22, 2021
- Toshiba Memory Corporatiion
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20210118906
- Publication date Apr 22, 2021
- Toshiba Memory Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20210013225
- Publication date Jan 14, 2021
- KIOXIA Corporation
- Yuta SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200373328
- Publication date Nov 26, 2020
- Toshiba Memory Corporation
- Yuta SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200295035
- Publication date Sep 17, 2020
- Toshiba Memory Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME
- Publication number 20200091172
- Publication date Mar 19, 2020
- Toshiba Memory Corporation
- Shinji MORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20200091165
- Publication date Mar 19, 2020
- Toshiba Memory Corporation
- Hiroyuki YAMASHITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20200043940
- Publication date Feb 6, 2020
- Toshiba Memory Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20190371810
- Publication date Dec 5, 2019
- Toshiba Memory Corporation
- Yuta SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20190027538
- Publication date Jan 24, 2019
- Toshiba Memory Corporation
- Keiichi Sawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND MANUFACTURING METHOD FOR SAME
- Publication number 20180277757
- Publication date Sep 27, 2018
- Toshiba Memory Corporation
- Shinji MORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20180240806
- Publication date Aug 23, 2018
- Toshiba Memory Corporation
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20180053781
- Publication date Feb 22, 2018
- Toshiba Memory Corporation
- Yasuhito Yoshimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20170263780
- Publication date Sep 14, 2017
- Kabushiki Kaisha Toshiba
- Keiichi SAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20170098659
- Publication date Apr 6, 2017
- Kabushiki Kaisha Toshiba
- Yasuhito YOSHIMIZU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20170040340
- Publication date Feb 9, 2017
- Kabushiki Kaisha Toshiba
- Katsuaki NATORI
- H01 - BASIC ELECTRIC ELEMENTS

Keiichi SAWA

Person

Patents Grantslast 30 patents

Semiconductor storage device and method for manufacturing semicondu...

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

Semiconductor storage device and method of manufacturing the same

Nonvolatile semiconductor memory device and method for manufacturin...

Semiconductor device and method of manufacturing the same

Semiconductor storage device and method of manufacturing the same

Semiconductor device and semiconductor memory device

Semiconductor device and method of manufacturing the same

Floating gate nonvolatile semiconductor memory device

Semiconductor device and method of manufacturing same

Semiconductor memory device

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

Semiconductor storage device comprising resistance change film and...

Nonvolatile semiconductor memory device having floating gate-type m...

Semiconductor memory device and manufacturing method for same

Semiconductor device and method for manufacturing same

Nonvolatile semiconductor memory device and method for manufacturin...

Semiconductor device and method for manufacturing same

Nonvolatile semiconductor memory device and method for manufacturin...

Semiconductor memory device and method for manufacturing same

Non-volatile memory device and method for manufacturing same

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device, method for manufacturing s...

Patents Applicationslast 30 patents

SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME

SEMICONDUCTOR DEVICE, SEMICONDUCTOR MEMORY DEVICE, AND METHOD FOR M...

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR STORAGE DEVICE AND METHOD FOR MANUFACTURING SEMICONDU...

SEMICONDUCTOR STORAGE DEVICE AND METHOD FOR FABRICATING THE SAME

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME

SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR STORAGE DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR MEMORY DEVICE AND MANUFACTURING METHOD FOR SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME

SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURING THE SAME