Eiju Katsuragi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Storage system and rebuilding method for storage system
- Patent number 11,379,327
- Issue date Jul 5, 2022
- Hitachi, Ltd.
- Sho Sawada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage control system and storage control method
- Patent number 10,846,234
- Issue date Nov 24, 2020
- Hitachi, Ltd.
- Yusuke Saito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage apparatus, storage system, and data management method
- Patent number 9,256,490
- Issue date Feb 9, 2016
- Hitachi, Ltd.
- Ai Satoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage control apparatus and control method of storage control app...
- Patent number 8,984,352
- Issue date Mar 17, 2015
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage apparatus and method for arranging storage areas and managi...
- Patent number 8,775,730
- Issue date Jul 8, 2014
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 8,627,038
- Issue date Jan 7, 2014
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtualization system and area allocation control method
- Patent number 8,356,157
- Issue date Jan 15, 2013
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and method for controlling input and output of d...
- Patent number 8,234,542
- Issue date Jul 31, 2012
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 8,219,774
- Issue date Jul 10, 2012
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 8,180,989
- Issue date May 15, 2012
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtualization system and area allocation control method
- Patent number 8,032,731
- Issue date Oct 4, 2011
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and method for control of a data storage device
- Patent number 7,966,471
- Issue date Jun 21, 2011
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtualization system and area allocation control method
- Patent number 7,814,289
- Issue date Oct 12, 2010
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 7,681,002
- Issue date Mar 16, 2010
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage apparatus and data management method using the same
- Patent number 7,627,731
- Issue date Dec 1, 2009
- Hitachi, Ltd.
- Shoji Sugino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage control device and data recovery method for storage control...
- Patent number 7,451,346
- Issue date Nov 11, 2008
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage control system and storage control method
- Patent number 7,418,622
- Issue date Aug 26, 2008
- Hitachi, Ltd.
- Takeki Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage device and write access processing method for storage device
- Patent number 7,376,785
- Issue date May 20, 2008
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for storing duplicate data
- Patent number 7,293,068
- Issue date Nov 6, 2007
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for writing data and validating data in a reco...
- Patent number 7,117,387
- Issue date Oct 3, 2006
- Hitachi, Ltd.
- Eiju Katsuragi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk array system and a method of avoiding failure of the disk arra...
- Patent number 7,028,216
- Issue date Apr 11, 2006
- Hitachi, Ltd.
- Masaki Aizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system having an extended load balancing function
- Patent number 6,970,973
- Issue date Nov 29, 2005
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device with selectable method for generating redundant data
- Patent number 6,961,816
- Issue date Nov 1, 2005
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device with selectable method for generating redundant data
- Patent number 6,604,172
- Issue date Aug 5, 2003
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device with selectable method for generating redundant data
- Patent number 6,463,505
- Issue date Oct 8, 2002
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device with selectable method for generating redundant data
- Patent number 6,269,424
- Issue date Jul 31, 2001
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
STORAGE SYSTEM AND REBUILDING METHOD FOR STORAGE SYSTEM
- Publication number 20210191828
- Publication date Jun 24, 2021
- Hitachi, Ltd
- Sho SAWADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROL SYSTEM AND STORAGE CONTROL METHOD
- Publication number 20190377684
- Publication date Dec 12, 2019
- Hitachi, Ltd
- Yusuke SAITO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE APPARATUS, STORAGE SYSTEM, AND DATA MANAGEMENT METHOD
- Publication number 20150254128
- Publication date Sep 10, 2015
- Hitachi, Ltd
- Ai Satoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE APPARATUS AND STORAGE AREA ARRANGEMENT METHOD
- Publication number 20140258617
- Publication date Sep 11, 2014
- Hitachi, Ltd
- Shintaro INOUE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROL APPARATUS AND CONTROL METHOD OF STORAGE CONTROL APP...
- Publication number 20130024734
- Publication date Jan 24, 2013
- Hitachi, Ltd
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND STORAGE CONTROL METHOD
- Publication number 20120284476
- Publication date Nov 8, 2012
- Hitachi, Ltd
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Virtualization system and area allocation control method
- Publication number 20110314240
- Publication date Dec 22, 2011
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND STORAGE CONTROL METHOD
- Publication number 20110138143
- Publication date Jun 9, 2011
- Hitachi, Ltd
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Virtualization system and area allocation control method
- Publication number 20100332782
- Publication date Dec 30, 2010
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage Controller And Storage Control Method
- Publication number 20100138624
- Publication date Jun 3, 2010
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND METHOD FOR CONTROLLING THE SAME
- Publication number 20100131805
- Publication date May 27, 2010
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage controller and storage controller control method
- Publication number 20090138672
- Publication date May 28, 2009
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage apparatus and storage area arrangement method
- Publication number 20080235448
- Publication date Sep 25, 2008
- Hitachi, Ltd.
- Shintaro INOUE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage apparatus and data management method using the same
- Publication number 20080147960
- Publication date Jun 19, 2008
- Hitachi, Ltd.
- Shoji Sugino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage controller and storage control method
- Publication number 20080147961
- Publication date Jun 19, 2008
- Hitachi, Ltd.
- Toshiya Seki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Virtualization system and area allocation control method
- Publication number 20080082778
- Publication date Apr 3, 2008
- Hitachi, Ltd.
- Shintaro Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage control device and data recovery method for storage control...
- Publication number 20070220313
- Publication date Sep 20, 2007
- Hitachi, Ltd.
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage control system and storage control method
- Publication number 20060212747
- Publication date Sep 21, 2006
- Hitachi, Ltd
- Takeki Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage device and write access processing method for storage device
- Publication number 20060064550
- Publication date Mar 23, 2006
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array system and a method of avoiding failure of the disk arra...
- Publication number 20050114728
- Publication date May 26, 2005
- Masaki Aizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array unit and its method for writing data
- Publication number 20040210712
- Publication date Oct 21, 2004
- Eiju Katsuragi
- G11 - INFORMATION STORAGE
Information Patent Application
Disk array device with selectable method for generating redundant data
- Publication number 20040010661
- Publication date Jan 15, 2004
- Hitachi, Ltd
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array system having an extended load balancing function
- Publication number 20030177310
- Publication date Sep 18, 2003
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device with selectable method for generating redundant data
- Publication number 20020184443
- Publication date Dec 5, 2002
- Hitachi, Ltd
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system for storing duplicate data
- Publication number 20010049749
- Publication date Dec 6, 2001
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device with selectable method for generating redundant data
- Publication number 20010032294
- Publication date Oct 18, 2001
- Hitachi, Ltd
- Eiju Katsuragi
- G06 - COMPUTING CALCULATING COUNTING

Eiju Katsuragi

Person

Patents Grantslast 30 patents

Storage system and rebuilding method for storage system

Storage control system and storage control method

Storage apparatus, storage system, and data management method

Storage control apparatus and control method of storage control app...

Storage apparatus and method for arranging storage areas and managi...

Storage controller and storage control method

Virtualization system and area allocation control method

Storage controller and method for controlling input and output of d...

Storage controller and storage control method

Storage controller and storage control method

Virtualization system and area allocation control method

Storage controller and method for control of a data storage device

Virtualization system and area allocation control method

Storage controller and storage control method

Storage apparatus and data management method using the same

Storage control device and data recovery method for storage control...

Storage control system and storage control method

Storage device and write access processing method for storage device

Method and system for storing duplicate data

Method and apparatus for writing data and validating data in a reco...

Disk array system and a method of avoiding failure of the disk arra...

Disk array system having an extended load balancing function

Disk array device with selectable method for generating redundant data

Disk array device with selectable method for generating redundant data

Disk array device with selectable method for generating redundant data

Disk array device with selectable method for generating redundant data

Patents Applicationslast 30 patents

STORAGE SYSTEM AND REBUILDING METHOD FOR STORAGE SYSTEM

STORAGE CONTROL SYSTEM AND STORAGE CONTROL METHOD

STORAGE APPARATUS, STORAGE SYSTEM, AND DATA MANAGEMENT METHOD

STORAGE APPARATUS AND STORAGE AREA ARRANGEMENT METHOD

STORAGE CONTROL APPARATUS AND CONTROL METHOD OF STORAGE CONTROL APP...

STORAGE CONTROLLER AND STORAGE CONTROL METHOD

Virtualization system and area allocation control method

STORAGE CONTROLLER AND STORAGE CONTROL METHOD

Virtualization system and area allocation control method

Storage Controller And Storage Control Method

STORAGE CONTROLLER AND METHOD FOR CONTROLLING THE SAME

Storage controller and storage controller control method

Storage apparatus and storage area arrangement method

Storage apparatus and data management method using the same

Storage controller and storage control method

Virtualization system and area allocation control method

Storage control device and data recovery method for storage control...

Storage control system and storage control method

Storage device and write access processing method for storage device

Disk array system and a method of avoiding failure of the disk arra...

Disk array unit and its method for writing data

Disk array device with selectable method for generating redundant data

Disk array system having an extended load balancing function

Disk array device with selectable method for generating redundant data

Method and system for storing duplicate data

Disk array device with selectable method for generating redundant data