Takao Sato

Person

Tokaimura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Remote copy method and remote copy system
- Patent number 9,058,305
- Issue date Jun 16, 2015
- Hitachi, Ltd.
- Ryusuke Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data replication among storage systems
- Patent number 8,943,025
- Issue date Jan 27, 2015
- Hitachi, Ltd.
- Yusuke Hirakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Storage system
- Patent number 8,918,551
- Issue date Dec 23, 2014
- Hitachi, Ltd.
- Kazuyoshi Serizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 8,621,119
- Issue date Dec 31, 2013
- Hitachi, Ltd.
- Kazuyoshi Serizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data replication among storage systems
- Patent number 8,566,284
- Issue date Oct 22, 2013
- Hitachi, Ltd.
- Yusuke Hirakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Storage controller and storage control method
- Patent number 8,549,349
- Issue date Oct 1, 2013
- Hitachi, Ltd.
- Atsushi Yuhara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 8,380,893
- Issue date Feb 19, 2013
- Hitachi, Ltd.
- Kazuyoshi Serizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 8,291,162
- Issue date Oct 16, 2012
- Hitachi, Ltd.
- Manabu Kitamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data replication among storage systems
- Patent number 8,239,344
- Issue date Aug 7, 2012
- Hitachi, Ltd.
- Yusuke Hirakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote copy method and remote copy system
- Patent number 8,234,471
- Issue date Jul 31, 2012
- Hitachi, Ltd.
- Ryusuke Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 8,151,013
- Issue date Apr 3, 2012
- Hitachi, Ltd.
- Kazuyoshi Serizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data replication among storage systems
- Patent number 8,135,671
- Issue date Mar 13, 2012
- Hitachi, Ltd.
- Yusuke Hirakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Storage system
- Patent number 8,037,245
- Issue date Oct 11, 2011
- Hitachi, Ltd.
- Manabu Kitamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for controlling storage device controller, storage device co...
- Patent number 7,962,712
- Issue date Jun 14, 2011
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 7,912,996
- Issue date Mar 22, 2011
- Hitachi Ltd.
- Kazuyoshi Serizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 7,913,112
- Issue date Mar 22, 2011
- Hitachi, Ltd.
- Atsushi Yuhara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system having RAID level changing function
- Patent number 7,827,351
- Issue date Nov 2, 2010
- Hitachi, Ltd.
- Michio Suetsugu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data replication among storage systems
- Patent number 7,725,445
- Issue date May 25, 2010
- Hitachi, Ltd.
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and data guarantee method
- Patent number 7,653,831
- Issue date Jan 26, 2010
- Hitachi, Ltd.
- Takeki Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for controlling storage device controller, storage device co...
- Patent number 7,418,563
- Issue date Aug 26, 2008
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for controlling storage device controller, storage device co...
- Patent number 7,334,097
- Issue date Feb 19, 2008
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage area network system
- Patent number 7,315,960
- Issue date Jan 1, 2008
- Hitachi, Ltd.
- Yoshifumi Takamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and snapshot management method thereof
- Patent number 7,133,987
- Issue date Nov 7, 2006
- Hitachi, Ltd.
- Haruaki Watanabe
- 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
Method for controlling storage device controller, storage device co...
- Patent number 7,093,087
- Issue date Aug 15, 2006
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for controlling storage device controller, storage device co...
- Patent number 7,089,386
- Issue date Aug 8, 2006
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk control apparatus and its control method
- Patent number 6,970,310
- Issue date Nov 29, 2005
- Hitachi, Ltd.
- Masahiro Kawaguchi
- G11 - INFORMATION STORAGE
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
Apparatus and method for logical volume reallocation
- Patent number 6,915,403
- Issue date Jul 5, 2005
- Hitachi, Ltd.
- Yasutomo Yamamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage area network system
- Patent number 6,792,557
- Issue date Sep 14, 2004
- Hitachi, Ltd.
- Yoshifumi Takamoto
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
STORAGE SYSTEM
- Publication number 20140082229
- Publication date Mar 20, 2014
- Hitachi, Ltd
- Kazuyoshi SERIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA REPLICATION AMONG STORAGE SYSTEMS (As Amended)
- Publication number 20140046901
- Publication date Feb 13, 2014
- Hitachi, Ltd
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20130132617
- Publication date May 23, 2013
- Hitachi, Ltd
- Kazuyoshi SERIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA REPLICATION AMONG STORAGE SYSTEMS
- Publication number 20120311252
- Publication date Dec 6, 2012
- Hitachi, Ltd
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REMOTE COPY METHOD AND REMOTE COPY SYSTEM
- Publication number 20120290787
- Publication date Nov 15, 2012
- Hitachi, Ltd
- Ryusuke Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20120159012
- Publication date Jun 21, 2012
- Hitachi, Ltd
- Kazuyoshi SERIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20120011396
- Publication date Jan 12, 2012
- Manabu Kitamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20110138085
- Publication date Jun 9, 2011
- Hitachi, Ltd
- Kazuyoshi SERIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND STORAGE CONTROL METHOD
- Publication number 20110126058
- Publication date May 26, 2011
- Atsushi Yuhara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REMOTE COPY METHOD AND REMOTE COPY SYSTEM
- Publication number 20100199038
- Publication date Aug 5, 2010
- Hitachi, Ltd
- Ryusuke Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Service utilization route output system, management server, service...
- Publication number 20090254653
- Publication date Oct 8, 2009
- Hitachi, Ltd
- Miyuki Kowa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STORAGE CONTROLLER AND STORAGE CONTROL METHOD
- Publication number 20090234986
- Publication date Sep 17, 2009
- Atsushi Yuhara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20090106585
- Publication date Apr 23, 2009
- Manabu Kitamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM HAVING RAID LEVEL CHANGING FUNCTION
- Publication number 20090037656
- Publication date Feb 5, 2009
- Michio SUETSUGU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR CONTROLLING STORAGE DEVICE CONTROLLER, STORAGE DEVICE CO...
- Publication number 20080288733
- Publication date Nov 20, 2008
- Susumu SUZUKI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20080263190
- Publication date Oct 23, 2008
- Hitachi Ltd.
- Kazuyoshi SERIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM AND DATA GUARANTEE METHOD
- Publication number 20080162826
- Publication date Jul 3, 2008
- Takeki OKAMOTO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data replication among storage systems
- Publication number 20070168361
- Publication date Jul 19, 2007
- Hitachi, Ltd.
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data replication among storage systems
- Publication number 20070168362
- Publication date Jul 19, 2007
- Hitachi, Ltd.
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for controlling storage device controller, storage device co...
- Publication number 20070028066
- Publication date Feb 1, 2007
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for controlling storage device controller, storage device co...
- Publication number 20060168412
- Publication date Jul 27, 2006
- Hitachi, Ltd.
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for controlling storage device controller, storage device co...
- Publication number 20050251636
- Publication date Nov 10, 2005
- Hitachi, Ltd
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system
- Publication number 20050073887
- Publication date Apr 7, 2005
- Hitachi, Ltd
- Yusuke Hirakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage area network system
- Publication number 20050022057
- Publication date Jan 27, 2005
- Yoshifumi Takamoto
- 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
Storage system and snapshot management method thereof
- Publication number 20040181642
- Publication date Sep 16, 2004
- Haruaki Watanabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for controlling storage device controller, storage device co...
- Publication number 20040133752
- Publication date Jul 8, 2004
- Hitachi, Ltd
- Susumu Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk control apparatus and its control method
- Publication number 20030174562
- Publication date Sep 18, 2003
- Hitachi, Ltd.
- Masahiro Kawaguchi
- G11 - INFORMATION STORAGE
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

Person

Patents Grantslast 30 patents

Remote copy method and remote copy system

Data replication among storage systems

Storage system

Storage system

Data replication among storage systems

Storage controller and storage control method

Storage system

Storage system

Data replication among storage systems

Remote copy method and remote copy system

Storage system

Data replication among storage systems

Storage system

Method for controlling storage device controller, storage device co...

Storage system

Storage controller and storage control method

Storage system having RAID level changing function

Data replication among storage systems

Storage system and data guarantee method

Method for controlling storage device controller, storage device co...

Method for controlling storage device controller, storage device co...

Storage area network system

Storage system and snapshot management method thereof

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

Method for controlling storage device controller, storage device co...

Method for controlling storage device controller, storage device co...

Disk control apparatus and its control method

Disk array system having an extended load balancing function

Apparatus and method for logical volume reallocation

Storage area network system

Patents Applicationslast 30 patents

STORAGE SYSTEM

DATA REPLICATION AMONG STORAGE SYSTEMS (As Amended)

STORAGE SYSTEM

DATA REPLICATION AMONG STORAGE SYSTEMS

REMOTE COPY METHOD AND REMOTE COPY SYSTEM

STORAGE SYSTEM

STORAGE SYSTEM

STORAGE SYSTEM

STORAGE CONTROLLER AND STORAGE CONTROL METHOD

REMOTE COPY METHOD AND REMOTE COPY SYSTEM

Service utilization route output system, management server, service...

STORAGE CONTROLLER AND STORAGE CONTROL METHOD

STORAGE SYSTEM

STORAGE SYSTEM HAVING RAID LEVEL CHANGING FUNCTION

METHOD FOR CONTROLLING STORAGE DEVICE CONTROLLER, STORAGE DEVICE CO...

STORAGE SYSTEM

STORAGE SYSTEM AND DATA GUARANTEE METHOD

Data replication among storage systems

Data replication among storage systems

Method for controlling storage device controller, storage device co...

Method for controlling storage device controller, storage device co...

Method for controlling storage device controller, storage device co...

Storage system

Storage area network system

Disk array unit and its method for writing data

Storage system and snapshot management method thereof

Method for controlling storage device controller, storage device co...

Disk control apparatus and its control method

Disk array system having an extended load balancing function