Ryouhei Kirisawa

Person

Kanagawa-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 11,792,992
- Issue date Oct 17, 2023
- Kioxia Corporation
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 11,257,842
- Issue date Feb 22, 2022
- Kioxia Corporation
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for driving same
- Patent number RE48191
- Issue date Sep 1, 2020
- TOSHIBA MEMORY CORPORATION
- Ryota Katsumata
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 10,658,383
- Issue date May 19, 2020
- TOSHIBA MEMORY CORPORATION
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number RE47815
- Issue date Jan 14, 2020
- TOSHIBA MEMORY CORPORATION
- Ryouhei Kirisawa
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 10,418,378
- Issue date Sep 17, 2019
- TOSHIBA MEMORY CORPORATION
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number RE46957
- Issue date Jul 17, 2018
- TOSHIBA MEMORY CORPORATION
- Yoshimasa Mikajiri
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number RE46809
- Issue date Apr 24, 2018
- TOSHIBA MEMORY CORPORATION
- Ryouhei Kirisawa
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,941,296
- Issue date Apr 10, 2018
- TOSHIBA MEMORY CORPORATION
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for driving same
- Patent number RE46785
- Issue date Apr 10, 2018
- TOSHIBA MEMORY CORPORATION
- Ryota Katsumata
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,601,503
- Issue date Mar 21, 2017
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,318,503
- Issue date Apr 19, 2016
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,312,134
- Issue date Apr 12, 2016
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number RE45972
- Issue date Apr 12, 2016
- Kabushiki Kaisha Toshiba
- Ryouhei Kirisawa
- 001 -
Information Patent Grant
Nonvolatile semiconductor memory device and method for driving same
- Patent number RE45840
- Issue date Jan 12, 2016
- Kabushiki Kaisha Toshiba
- Ryota Katsumata
- 001 -
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,147,575
- Issue date Sep 29, 2015
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device including floating gate ele...
- Patent number 9,029,934
- Issue date May 12, 2015
- Kabushiki Kaisha Toshiba
- Masaru Kito
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of operating semiconductor memory device
- Patent number 9,025,377
- Issue date May 5, 2015
- Kabushiki Kaisha Toshiba
- Kunihiro Yamada
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor storage device and manufacturing method of semiconduc...
- Patent number 8,963,230
- Issue date Feb 24, 2015
- Kabushiki Kaisha Toshiba
- Takeshi Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 8,884,355
- Issue date Nov 11, 2014
- Kabushiki Kaisha Toshiba
- Yosuke Komori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 8,791,464
- Issue date Jul 29, 2014
- Kabushiki Kaisha Toshiba
- Tomoko Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor storage device and manufacturing method of semiconduc...
- Patent number 8,766,351
- Issue date Jul 1, 2014
- Kabushiki Kaisha Toshiba
- Takeshi Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 8,759,897
- Issue date Jun 24, 2014
- Kabushiki Kaisha Toshiba
- Shigeto Oota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Three dimensional nonvolatile semiconductor memory having pillars p...
- Patent number 8,748,971
- Issue date Jun 10, 2014
- Kabushiki Kaisha Toshiba
- Hiroyasu Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 8,654,586
- Issue date Feb 18, 2014
- Kabushiki Kaisha Toshiba
- Masaru Kito
- G11 - INFORMATION STORAGE
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 8,653,582
- Issue date Feb 18, 2014
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method of manufacturing...
- Patent number 8,598,643
- Issue date Dec 3, 2013
- Kabushiki Kaisha Toshiba
- Kaori Kawasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and manufacturing method th...
- Patent number 8,581,326
- Issue date Nov 12, 2013
- Kabushiki Kaisha Toshiba
- Shigeto Oota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 8,541,866
- Issue date Sep 24, 2013
- Kabushiki Kaisha Toshiba
- Ryota Katsumata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device
- Patent number 8,507,972
- Issue date Aug 13, 2013
- Kabushiki Kaisha Toshiba
- Shigeto Oota
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20240008276
- Publication date Jan 4, 2024
- KIOXIA Corporation
- Yoshiaki FUKUZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20220139955
- Publication date May 5, 2022
- KIOXIA Corporation
- Yoshiaki FUKUZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20200243560
- Publication date Jul 30, 2020
- Toshiba Memory Corporation
- Yoshiaki FUKUZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20190348437
- Publication date Nov 14, 2019
- Toshiba Memory Corporation
- Yoshiaki FUKUZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20180197878
- Publication date Jul 12, 2018
- Toshiba Memory Corporation
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20150364489
- Publication date Dec 17, 2015
- KABUSHIKI KAISHA TOSHIBA
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND MANUFACTURING METHOD OF SEMICONDUC...
- Publication number 20140252450
- Publication date Sep 11, 2014
- KABUSHIKI KAISHA TOSHIBA
- Takeshi Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20140117434
- Publication date May 1, 2014
- KABUSHIKI KAISHA TOSHIBA
- Yoshiaki Fukuzumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20130292758
- Publication date Nov 7, 2013
- Shigeto Oota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20130228850
- Publication date Sep 5, 2013
- KABUSHIKI KAISHA TOSHIBA
- Hiroyasu Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20130223149
- Publication date Aug 29, 2013
- KABUSHIKI KAISHA TOSHIBA
- Masaru Kito
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20130121081
- Publication date May 16, 2013
- Kabushiki Kaisha Toshiba
- Masaru KITO
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...
- Publication number 20120241846
- Publication date Sep 27, 2012
- Kaori KAWASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR STORAGE DEVICE AND MANUFACTURING METHOD OF SEMICONDUC...
- Publication number 20120132981
- Publication date May 31, 2012
- Kabushiki Kaisha Toshiba
- Takeshi Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20120043599
- Publication date Feb 23, 2012
- Kabushiki Kaisha Toshiba
- Ryota Katsumata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF OPERATING SEMICONDUCTOR MEMORY DEVICE
- Publication number 20120026775
- Publication date Feb 2, 2012
- Kabushiki Kaisha Toshiba
- Kunihiro Yamada
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR OPERATING SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110216604
- Publication date Sep 8, 2011
- Kabushiki Kaisha Toshiba
- Yoshimasa Mikajiri
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR DRIVING SAME
- Publication number 20110103153
- Publication date May 5, 2011
- Kabushiki Kaisha Toshiba
- Ryota KATSUMATA
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR DRIVING SAME
- Publication number 20110103149
- Publication date May 5, 2011
- Kabushiki Kaisha Toshiba
- Ryota KATSUMATA
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110075481
- Publication date Mar 31, 2011
- Kabushiki Kaisha Toshiba
- Yoshiaki Fukuzumi
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110063914
- Publication date Mar 17, 2011
- Kabushiki Kaisha Toshiba
- Yoshimasa MIKAJIRI
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...
- Publication number 20110049608
- Publication date Mar 3, 2011
- Kabushiki Kaisha Toshiba
- Masaru KIDOH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110051527
- Publication date Mar 3, 2011
- Kabushiki Kaisha Toshiba
- Ryouhei Kirisawa
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20110031550
- Publication date Feb 10, 2011
- Kabushiki Kaisha Toshiba
- Yosuke Komori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20110018052
- Publication date Jan 27, 2011
- Kabushiki Kaisha Toshiba
- Tomoko Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20110018050
- Publication date Jan 27, 2011
- Kabushiki Kaisha Toshiba
- Tomoko Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110002172
- Publication date Jan 6, 2011
- Kabushiki Kaisha Toshiba
- Masaru KITO
- G11 - INFORMATION STORAGE
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20100327339
- Publication date Dec 30, 2010
- Kabushiki Kaisha Toshiba
- Hiroyasu Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE
- Publication number 20100327340
- Publication date Dec 30, 2010
- Kabushiki Kaisha Toshiba
- Shigeto OOTA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20100320526
- Publication date Dec 23, 2010
- Kabushiki Kaisha Toshiba
- Masaru Kidoh
- H01 - BASIC ELECTRIC ELEMENTS

Ryouhei Kirisawa

Person

Patents Grantslast 30 patents

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for driving same

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for driving same

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device and method for driving same

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device including floating gate ele...

Method of operating semiconductor memory device

Semiconductor storage device and manufacturing method of semiconduc...

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method for manufacturin...

Semiconductor storage device and manufacturing method of semiconduc...

Nonvolatile semiconductor memory device

Three dimensional nonvolatile semiconductor memory having pillars p...

Nonvolatile semiconductor memory device

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device and method of manufacturing...

Nonvolatile semiconductor memory device and manufacturing method th...

Nonvolatile semiconductor memory device and method for manufacturin...

Nonvolatile semiconductor memory device

Patents Applicationslast 30 patents

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

SEMICONDUCTOR STORAGE DEVICE AND MANUFACTURING METHOD OF SEMICONDUC...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...

SEMICONDUCTOR STORAGE DEVICE AND MANUFACTURING METHOD OF SEMICONDUC...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

METHOD OF OPERATING SEMICONDUCTOR MEMORY DEVICE

METHOD FOR OPERATING SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR DRIVING SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR DRIVING SAME

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE

NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...