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Hidehisa Shitomi
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Santa Clara, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for storage-service-provider-aware storage system
Patent number
8,504,648
Issue date
Aug 6, 2013
Hitachi, Ltd.
Hidehisa Shitomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated remote replication in hierarchical storage systems
Patent number
8,170,990
Issue date
May 1, 2012
Hitachi, Ltd.
Hidehisa Shitomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for a unified storage system
Patent number
8,156,293
Issue date
Apr 10, 2012
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Failover method of remotely-mirrored clustered file servers
Patent number
8,099,622
Issue date
Jan 17, 2012
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for a unified storage system
Patent number
8,037,260
Issue date
Oct 11, 2011
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for virtual network attached storage remote mi...
Patent number
7,966,517
Issue date
Jun 21, 2011
Hitachi, Ltd.
Hidehisa Shitomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for replicating snapshot volumes between storage systems
Patent number
7,930,498
Issue date
Apr 19, 2011
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for a unified storage system
Patent number
7,877,556
Issue date
Jan 25, 2011
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for NAS/CAS unified storage system
Patent number
7,870,154
Issue date
Jan 11, 2011
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for preventing throughput depression in power sav...
Patent number
7,849,129
Issue date
Dec 7, 2010
Hitachi, Ltd.
Hidehisa Shitomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for managing access and storage of worm files without sendin...
Patent number
7,836,023
Issue date
Nov 16, 2010
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for storage-service-provider-aware storage system
Patent number
7,801,993
Issue date
Sep 21, 2010
Hitachi, Ltd.
Hidehisa Shitomi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for NAS/CAS integrated storage system
Patent number
7,783,608
Issue date
Aug 24, 2010
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for creating an object-level snapshot in a storag...
Patent number
7,664,787
Issue date
Feb 16, 2010
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wide area distributed storage system for checking erasure of worm f...
Patent number
7,653,671
Issue date
Jan 26, 2010
Hitachi, Ltd.
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Failover method of remotely-mirrored clustered file servers
Patent number
7,526,668
Issue date
Apr 28, 2009
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Assuring performance of external storage systems
Patent number
7,484,066
Issue date
Jan 27, 2009
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for replicating snapshot volumes between storage systems
Patent number
7,404,051
Issue date
Jul 22, 2008
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for data recovery in a storage system
Patent number
7,284,020
Issue date
Oct 16, 2007
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for managing access and storage of worm files without sendin...
Patent number
7,249,119
Issue date
Jul 24, 2007
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for creating an object-level snapshot in a storag...
Patent number
7,228,320
Issue date
Jun 5, 2007
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR A UNIFIED STORAGE SYSTEM
Publication number
20110320642
Publication date
Dec 29, 2011
Hitachi, Ltd
Hidehisa SHITOMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR A UNIFIED STORAGE SYSTEM
Publication number
20110082977
Publication date
Apr 7, 2011
Hitachi, Ltd
Hidehisa SHITOMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR STORAGE-SERVICE-PROVIDER-AWARE STORAGE SYSTEM
Publication number
20100318625
Publication date
Dec 16, 2010
Hitachi, Ltd
Hidehisa SHITOMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR ENABLING WIDE AREA GLOBAL NAME SPACE
Publication number
20100082675
Publication date
Apr 1, 2010
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR PREVENTING THROUGHPUT DEPRESSION IN POWER SAV...
Publication number
20100082729
Publication date
Apr 1, 2010
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR ALLOCATING PERFORMANCE TO DATA VOLUMES ON DAT...
Publication number
20100057985
Publication date
Mar 4, 2010
Hitachi, Ltd
Yasunori Kaneda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR INTEGRATED NAS AND CAS DATA BACKUP
Publication number
20090319736
Publication date
Dec 24, 2009
Hitachi, Ltd
Toshio Otani
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Integrated remote replication in hierarchical storage systems
Publication number
20090300079
Publication date
Dec 3, 2009
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR VIRTUAL NETWORK ATTACHED STORAGE REMOTE MI...
Publication number
20090240975
Publication date
Sep 24, 2009
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FAILOVER METHOD OF REMOTELY-MIRRORED CLUSTERED FILE SERVERS
Publication number
20090177720
Publication date
Jul 9, 2009
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR NAS/CAS UNIFIED STORAGE SYSTEM
Publication number
20090089335
Publication date
Apr 2, 2009
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR NAS/CAS INTEGRATED STORAGE SYSTEM
Publication number
20090043828
Publication date
Feb 12, 2009
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for storage-service-provider-aware storage system
Publication number
20090024752
Publication date
Jan 22, 2009
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for replicating snapshot volumes between storage systems
Publication number
20080250215
Publication date
Oct 9, 2008
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for a unified storage system
Publication number
20080244196
Publication date
Oct 2, 2008
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for file system virtualization
Publication number
20080155214
Publication date
Jun 26, 2008
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and apparatus for indexing and searching data in a storage s...
Publication number
20080091744
Publication date
Apr 17, 2008
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM FOR MANAGING ACCESS AND STORAGE OF WORM FILES WITHOUT SENDIN...
Publication number
20080016149
Publication date
Jan 17, 2008
Hitachi, Ltd
Hidehisa SHITOMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Failover method remotely-mirrored clustered file servers
Publication number
20080010485
Publication date
Jan 10, 2008
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Long-term data archiving system and method
Publication number
20070288535
Publication date
Dec 13, 2007
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for creating an object-level snapshot in a storag...
Publication number
20070255768
Publication date
Nov 1, 2007
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for restricting the number of object copies in an...
Publication number
20070174539
Publication date
Jul 26, 2007
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and system for allocating file in clustered file system
Publication number
20070150492
Publication date
Jun 28, 2007
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for replicating snapshot volumes between storage systems
Publication number
20060236047
Publication date
Oct 19, 2006
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Assuring performance of external storage systems
Publication number
20060236060
Publication date
Oct 19, 2006
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for creating an object-level snapshot in a storag...
Publication number
20060106878
Publication date
May 18, 2006
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for data recovery in a storage system
Publication number
20060047712
Publication date
Mar 2, 2006
Hitachi, Ltd
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Wide area distributed storage system for checking erasion of worm file
Publication number
20050216534
Publication date
Sep 29, 2005
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING