Ryosuke Tatsumi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Storage system and storage control method of data deduplication bet...
- Patent number 12,105,972
- Issue date Oct 1, 2024
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and data management method
- Patent number 11,960,771
- Issue date Apr 16, 2024
- Hitachi, Ltd.
- Shugo Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system, method for moving drives, and non-transitory comput...
- Patent number 11,914,868
- Issue date Feb 27, 2024
- Hitachi, Ltd.
- Ryo Hanafusa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed storage system and volume migration method
- Patent number 11,861,205
- Issue date Jan 2, 2024
- Hitachi, Ltd.
- Yoshinori Oohira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 11,853,582
- Issue date Dec 26, 2023
- Hitachi, Ltd.
- Yoshihiro Yoshii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and control method of migrating storage control unit...
- Patent number 11,836,393
- Issue date Dec 5, 2023
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and method of controlling storage system that set po...
- Patent number 11,836,386
- Issue date Dec 5, 2023
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and control method thereof
- Patent number 11,816,336
- Issue date Nov 14, 2023
- Hitachi, Ltd.
- Naoya Okada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system including storage nodes to determine cache allocatio...
- Patent number 11,755,249
- Issue date Sep 12, 2023
- Hitachi, Ltd.
- Masahiro Tsuruya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Complex system and data transfer method
- Patent number 11,714,751
- Issue date Aug 1, 2023
- Hitachi, Ltd.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed storage system and storage control method
- Patent number 11,675,545
- Issue date Jun 13, 2023
- Hitachi, Ltd.
- Shugo Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and control method thereof
- Patent number 11,543,972
- Issue date Jan 3, 2023
- Hitachi, Ltd.
- Naoya Okada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller replacement and firmware upgrade without service...
- Patent number 11,461,032
- Issue date Oct 4, 2022
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and data management method of switching access autho...
- Patent number 11,455,105
- Issue date Sep 27, 2022
- Hitachi, Ltd.
- Shugo Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi controller storage system and method of controlling multi con...
- Patent number 11,429,316
- Issue date Aug 30, 2022
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system including storage nodes to determine cache allocatio...
- Patent number 11,347,432
- Issue date May 31, 2022
- Hitachi, Ltd.
- Masahiro Tsuruya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system, data management method, and data management program
- Patent number 11,334,508
- Issue date May 17, 2022
- Hitachi, Ltd.
- Yuto Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Drive box, storage system and data transfer method
- Patent number 11,327,653
- Issue date May 10, 2022
- Hitachi, Ltd.
- Nobuhiro Yokoi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and controller location method
- Patent number 11,330,056
- Issue date May 10, 2022
- Hitachi, Ltd.
- Shugo Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and data transfer method
- Patent number 11,301,159
- Issue date Apr 12, 2022
- Hitachi, Ltd.
- Hirotoshi Akaike
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 11,256,585
- Issue date Feb 22, 2022
- Hitachi, Ltd.
- Yoshiaki Deguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Complex system and data transfer method
- Patent number 11,237,962
- Issue date Feb 1, 2022
- Hitachi, Ltd.
- Akira Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and method of controlling storage system
- Patent number 11,200,172
- Issue date Dec 14, 2021
- Hitachi, Ltd.
- Naoya Okada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed computing system and resource allocation method
- Patent number 11,201,788
- Issue date Dec 14, 2021
- Hitachi, Ltd.
- Ryosuke Tatsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Storage device, management method, and program in tiered storage sy...
- Patent number 11,093,134
- Issue date Aug 17, 2021
- Hitachi, Ltd.
- Kazuki Matsugami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer system having data amount reduction function and storage c...
- Patent number 11,086,562
- Issue date Aug 10, 2021
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and storage control method
- Patent number 11,080,192
- Issue date Aug 3, 2021
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system, data management method, and data management program
- Patent number 10,936,518
- Issue date Mar 2, 2021
- Hitachi, Ltd.
- Yuto Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and data writing control method
- Patent number 10,884,924
- Issue date Jan 5, 2021
- Hitachi, Ltd.
- Shintaro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer system having data amount reduction function and storage c...
- Patent number 10,739,999
- Issue date Aug 11, 2020
- Hitachi, Ltd.
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
STORAGE SYSTEM AND STORAGE CONTROL METHOD OF DATA DEDUPLICATION BET...
- Publication number 20250021252
- Publication date Jan 16, 2025
- Hitachi Vantara, Ltd.
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND A METHOD FOR PROCESSING DATA THEREOF
- Publication number 20240427624
- Publication date Dec 26, 2024
- Hitachi, Ltd
- Yoshihiro YOSHII
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20240256167
- Publication date Aug 1, 2024
- Hitachi, Ltd
- Shugo OGAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND STORAGE CONTROL METHOD
- Publication number 20240176520
- Publication date May 30, 2024
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20240111640
- Publication date Apr 4, 2024
- Hitachi, Ltd
- Yoshihiro YOSHII
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20230315323
- Publication date Oct 5, 2023
- Hitachi, Ltd
- Yoshihiro YOSHII
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM
- Publication number 20230280945
- Publication date Sep 7, 2023
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM, METHOD FOR MOVING DRIVES, AND NON-TRANSITORY COMPUT...
- Publication number 20230244387
- Publication date Aug 3, 2023
- Hitachi, Ltd
- Ryo HANAFUSA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND DATA MANAGEMENT METHOD
- Publication number 20230185489
- Publication date Jun 15, 2023
- Hitachi, Ltd
- Shugo OGAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND CONTROL METHOD THEREOF
- Publication number 20230136735
- Publication date May 4, 2023
- Hitachi, Ltd
- Naoya OKADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM
- Publication number 20220374165
- Publication date Nov 24, 2022
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTED STORAGE SYSTEM AND VOLUME MIGRATION METHOD
- Publication number 20220342552
- Publication date Oct 27, 2022
- Hitachi, Ltd
- Yoshinori OOHIRA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTED STORAGE SYSTEM AND STORAGE CONTROL METHOD
- Publication number 20220334726
- Publication date Oct 20, 2022
- Hitachi, Ltd
- Shugo Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM
- Publication number 20220326870
- Publication date Oct 13, 2022
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM
- Publication number 20220326869
- Publication date Oct 13, 2022
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM INCLUDING STORAGE NODES TO DETERMINE CACHE ALLOCATIO...
- Publication number 20220253250
- Publication date Aug 11, 2022
- Hitachi, Ltd
- Masahiro TSURUYA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPLEX SYSTEM AND DATA TRANSFER METHOD
- Publication number 20220147456
- Publication date May 12, 2022
- Hitachi, Ltd
- Akira YAMAMOTO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM
- Publication number 20220100424
- Publication date Mar 31, 2022
- Hitachi, Ltd
- Ryosuke TATSUMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND DATA MANAGEMENT METHOD
- Publication number 20220066664
- Publication date Mar 3, 2022
- Hitachi, Ltd
- Shugo OGAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTED STORAGE SYSTEM AND STORAGE CONTROL METHOD
- Publication number 20210303178
- Publication date Sep 30, 2021
- Hitachi, Ltd
- Yoshinori Ohira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPLEX SYSTEM AND DATA TRANSFER METHOD
- Publication number 20210294742
- Publication date Sep 23, 2021
- Hitachi, Ltd
- Akira YAMAMOTO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTED COMPUTING SYSTEM AND RESOURCE ALLOCATION METHOD
- Publication number 20210243082
- Publication date Aug 5, 2021
- Hitachi, Ltd
- Ryosuke TATSUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STORAGE SYSTEM AND CONTROLLER LOCATION METHOD
- Publication number 20210194959
- Publication date Jun 24, 2021
- Hitachi, Ltd.
- Shugo OGAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20210191623
- Publication date Jun 24, 2021
- Hitachi, Ltd
- Ryosuke Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM, DATA MANAGEMENT METHOD, AND DATA MANAGEMENT PROGRAM
- Publication number 20210165753
- Publication date Jun 3, 2021
- Hitachi, Ltd
- Yuto KAMO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DRIVE BOX, STORAGE SYSTEM AND DATA TRANSFER METHOD
- Publication number 20210042032
- Publication date Feb 11, 2021
- Hitachi, Ltd
- Nobuhiro YOKOI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20210034482
- Publication date Feb 4, 2021
- Hitachi, Ltd
- Yoshiaki DEGUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM
- Publication number 20200310975
- Publication date Oct 1, 2020
- Hitachi, Ltd
- Naoya OKADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM INCLUDING STORAGE NODES
- Publication number 20200272359
- Publication date Aug 27, 2020
- Hitachi, Ltd
- Masahiro TSURUYA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM, DATA MANAGEMENT METHOD, AND DATA MANAGEMENT PROGRAM
- Publication number 20200151128
- Publication date May 14, 2020
- Hitachi, Ltd
- Yuto KAMO
- G06 - COMPUTING CALCULATING COUNTING

Ryosuke Tatsumi

Person

Patents Grantslast 30 patents

Storage system and storage control method of data deduplication bet...

Storage system and data management method

Storage system, method for moving drives, and non-transitory comput...

Distributed storage system and volume migration method

Storage system

Storage system and control method of migrating storage control unit...

Storage system and method of controlling storage system that set po...

Storage system and control method thereof

Storage system including storage nodes to determine cache allocatio...

Complex system and data transfer method

Distributed storage system and storage control method

Storage system and control method thereof

Storage controller replacement and firmware upgrade without service...

Storage system and data management method of switching access autho...

Multi controller storage system and method of controlling multi con...

Storage system including storage nodes to determine cache allocatio...

Storage system, data management method, and data management program

Drive box, storage system and data transfer method

Storage system and controller location method

Storage system and data transfer method

Storage system

Complex system and data transfer method

Storage system and method of controlling storage system

Distributed computing system and resource allocation method

Storage device, management method, and program in tiered storage sy...

Computer system having data amount reduction function and storage c...

Storage system and storage control method

Storage system, data management method, and data management program

Storage system and data writing control method

Computer system having data amount reduction function and storage c...

Patents Applicationslast 30 patents

STORAGE SYSTEM AND STORAGE CONTROL METHOD OF DATA DEDUPLICATION BET...

STORAGE SYSTEM AND A METHOD FOR PROCESSING DATA THEREOF

STORAGE SYSTEM

STORAGE SYSTEM AND STORAGE CONTROL METHOD

STORAGE SYSTEM

STORAGE SYSTEM

STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM

STORAGE SYSTEM, METHOD FOR MOVING DRIVES, AND NON-TRANSITORY COMPUT...

STORAGE SYSTEM AND DATA MANAGEMENT METHOD

STORAGE SYSTEM AND CONTROL METHOD THEREOF

STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM

DISTRIBUTED STORAGE SYSTEM AND VOLUME MIGRATION METHOD

DISTRIBUTED STORAGE SYSTEM AND STORAGE CONTROL METHOD

STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM

STORAGE SYSTEM AND CONTROL METHOD FOR STORAGE SYSTEM

STORAGE SYSTEM INCLUDING STORAGE NODES TO DETERMINE CACHE ALLOCATIO...

COMPLEX SYSTEM AND DATA TRANSFER METHOD

STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM

STORAGE SYSTEM AND DATA MANAGEMENT METHOD

DISTRIBUTED STORAGE SYSTEM AND STORAGE CONTROL METHOD

COMPLEX SYSTEM AND DATA TRANSFER METHOD

DISTRIBUTED COMPUTING SYSTEM AND RESOURCE ALLOCATION METHOD

STORAGE SYSTEM AND CONTROLLER LOCATION METHOD

STORAGE SYSTEM

STORAGE SYSTEM, DATA MANAGEMENT METHOD, AND DATA MANAGEMENT PROGRAM

DRIVE BOX, STORAGE SYSTEM AND DATA TRANSFER METHOD

STORAGE SYSTEM

STORAGE SYSTEM AND METHOD OF CONTROLLING STORAGE SYSTEM

STORAGE SYSTEM INCLUDING STORAGE NODES

STORAGE SYSTEM, DATA MANAGEMENT METHOD, AND DATA MANAGEMENT PROGRAM