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Yoshinori Okami
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Odawara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Computer system and virtual server migration control method for com...
Patent number
9,223,501
Issue date
Dec 29, 2015
Hitachi, Ltd.
Atsumi Terayama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security method and system for storage subsystem
Patent number
8,700,587
Issue date
Apr 15, 2014
Hitachi, Ltd.
Ryusuke Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Security for logical unit in storage subsystem
Patent number
7,908,459
Issue date
Mar 15, 2011
Hitachi, Ltd.
Ryusuke Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Security for logical unit in storage subsystem
Patent number
7,657,727
Issue date
Feb 2, 2010
Hitachi, Ltd.
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security method and system for storage subsystem
Patent number
7,606,806
Issue date
Oct 20, 2009
Hitachi, Ltd.
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of performing active data copying processing, and storage su...
Patent number
7,447,859
Issue date
Nov 4, 2008
Hitachi, Ltd.
Yoshiaki Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk array and method for reading/writing data from/into disk unit
Patent number
7,447,840
Issue date
Nov 4, 2008
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system and storage control device
Patent number
7,363,446
Issue date
Apr 22, 2008
Hitachi, Ltd.
Seiichi Higaki
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
Storage system and storage control device
Patent number
7,249,234
Issue date
Jul 24, 2007
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Remote copy for a storage controller with reduced data size
Patent number
7,246,214
Issue date
Jul 17, 2007
Hitachi, Ltd.
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system for backing up storage system data
Patent number
7,228,397
Issue date
Jun 5, 2007
Hitachi, Ltd.
Keishi Tamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Remote copy for a storage controller in a heterogeneous environment
Patent number
7,213,114
Issue date
May 1, 2007
Hitachi, Ltd.
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk array and method for reading/writing data from/into disk unit
Patent number
7,206,900
Issue date
Apr 17, 2007
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Three data center adaptive remote copy
Patent number
7,194,590
Issue date
Mar 20, 2007
Hitachi, Ltd.
Kyosuke Achiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Backup processing method
Patent number
7,185,048
Issue date
Feb 27, 2007
Hitachi, Ltd.
Hiroshi Arakawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Remote copy for a storage controller with reduced data size
Patent number
7,167,962
Issue date
Jan 23, 2007
Hitachi, Ltd.
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of performing active data copying processing, and storage su...
Patent number
7,165,157
Issue date
Jan 16, 2007
Hitachi, Ltd.
Yoshiaki Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk array and method for reading/writing data from/into disk unit
Patent number
7,120,741
Issue date
Oct 10, 2006
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system and storage control device
Patent number
7,111,138
Issue date
Sep 19, 2006
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Remote copy control method, storage sub-system with the method, and...
Patent number
7,082,506
Issue date
Jul 25, 2006
Hitachi, Ltd.
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security for logical unit in storage system
Patent number
7,082,503
Issue date
Jul 25, 2006
Hitachi, Ltd.
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security for logical unit in storage subsystem
Patent number
7,051,167
Issue date
May 23, 2006
Hitachi, Ltd.
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk array and method for reading/writing data from/into disk unit
Patent number
7,035,975
Issue date
Apr 25, 2006
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security method and system for storage subsystem
Patent number
7,024,410
Issue date
Apr 4, 2006
Hitachi, Ltd.
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security method and system for storage subsystem
Patent number
6,947,938
Issue date
Sep 20, 2005
Hitachi, Ltd.
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security for logical unit in storage subsystem
Patent number
6,779,083
Issue date
Aug 17, 2004
Hitachi, Ltd.
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk array and method for reading/writing data from/into disk unit
Patent number
6,757,782
Issue date
Jun 29, 2004
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system for backing up storage system data
Patent number
6,728,848
Issue date
Apr 27, 2004
Hitachi, Ltd.
Keishi Tamura
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
COMPUTER SYSTEM AND VIRTUAL SERVER MIGRATION CONTROL METHOD FOR COM...
Publication number
20130282887
Publication date
Oct 24, 2013
Hitachi, Ltd.
Atsumi Terayama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SECURITY FOR LOGICAL UNIT IN STORAGE SUBSYSTEM
Publication number
20100082902
Publication date
Apr 1, 2010
Hitachi, Ltd
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SECURITY METHOD AND SYSTEM FOR STORAGE SUBSYSTEM
Publication number
20100005101
Publication date
Jan 7, 2010
Hitachi, Ltd
Ryusuke ITO
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 and System for Backing Up Storage System Data
Publication number
20070214294
Publication date
Sep 13, 2007
Hitachi, Ltd
Keishi Tamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system and storage control device
Publication number
20070192554
Publication date
Aug 16, 2007
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of performing active data copying processing, and storage su...
Publication number
20070180274
Publication date
Aug 2, 2007
Hitachi, Ltd
Yoshiaki Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk array and method for reading/writing data from/into disk unit
Publication number
20070162696
Publication date
Jul 12, 2007
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy for a storage controller with consistent write order
Publication number
20060195667
Publication date
Aug 31, 2006
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system and storage control device
Publication number
20060195669
Publication date
Aug 31, 2006
Hitachi, Ltd.
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy for a storage controller with reduced data size
Publication number
20060195668
Publication date
Aug 31, 2006
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security for logical unit in storage subsystem
Publication number
20060190696
Publication date
Aug 24, 2006
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security method and system for storage subsystem
Publication number
20060161548
Publication date
Jul 20, 2006
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy control method, storage sub-system with the method, and...
Publication number
20060085612
Publication date
Apr 20, 2006
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy for a storgae controller in a heterogeneous environment
Publication number
20050120093
Publication date
Jun 2, 2005
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy for a storage controller with reduced data size
Publication number
20050120092
Publication date
Jun 2, 2005
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system and storage control device
Publication number
20050060506
Publication date
Mar 17, 2005
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security for logical unit in storage system
Publication number
20050010735
Publication date
Jan 13, 2005
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security for logical unit in storage subsystem
Publication number
20050005064
Publication date
Jan 6, 2005
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Three data center adaptive remote copy
Publication number
20040230756
Publication date
Nov 18, 2004
Hitachi Ltd.
Kyosuke Achiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and system for backing up storage system data
Publication number
20040177098
Publication date
Sep 9, 2004
HITACHI, LTD.
Keishi Tamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk array and method for reading/writing data from/into disk unit
Publication number
20040158672
Publication date
Aug 12, 2004
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk array and method for reading/writing data from/into disk unit
Publication number
20040148544
Publication date
Jul 29, 2004
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk array and method for reading/writing data from/into disk unit
Publication number
20040148545
Publication date
Jul 29, 2004
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security method and system for storage subsystem
Publication number
20040133576
Publication date
Jul 8, 2004
Hitachi, Ltd
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security method and system for storage subsystem
Publication number
20040128311
Publication date
Jul 1, 2004
Hitachi, Ltd
Ryusuke Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Disk array and method for reading/writing data from/into disk unit
Publication number
20030212861
Publication date
Nov 13, 2003
Seiichi Higaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of performing active data copying processing, and storage su...
Publication number
20030159058
Publication date
Aug 21, 2003
Hitachi, Ltd
Yoshiaki Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Remote copy control method, storage sub-system with the method, and...
Publication number
20030051111
Publication date
Mar 13, 2003
Hitachi, Ltd
Toshio Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Security for logical unit in storage subsystem
Publication number
20030014600
Publication date
Jan 16, 2003
Ryuske Ito
G06 - COMPUTING CALCULATING COUNTING