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Tomohiro KAWAGUCHI
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Cupertino, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Failure area identification system
Patent number
11,977,433
Issue date
May 7, 2024
Hitachi, Ltd.
Hiroyuki Osaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage transaction log
Patent number
11,977,636
Issue date
May 7, 2024
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Recovery method of remote copy
Patent number
11,853,099
Issue date
Dec 26, 2023
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Dynamic volume provisioning for remote replication
Patent number
11,620,069
Issue date
Apr 4, 2023
Hitachi, Ltd.
Akiyoshi Tsuchiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Volume remote copy based on application priority
Patent number
11,579,780
Issue date
Feb 14, 2023
Hitachi, Ltd.
Akiyoshi Tsuchiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Volume operation propagation for synchronous remote copy
Patent number
11,416,160
Issue date
Aug 16, 2022
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data-protection-aware capacity provisioning of shared external volume
Patent number
11,392,307
Issue date
Jul 19, 2022
Hitachi, Ltd.
Naruki Kurata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
LAN-free and application consistent backup method
Patent number
11,379,319
Issue date
Jul 5, 2022
Hitachi, Ltd.
Yoshihiro Yoshii
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disaster recovery collaborated with storage system and backup appli...
Patent number
11,321,196
Issue date
May 3, 2022
Hitachi, Ltd.
Miho Kobayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automated failover for asynchronous remote copy
Patent number
11,307,944
Issue date
Apr 19, 2022
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient management method of storage area in hybrid cloud
Patent number
11,250,361
Issue date
Feb 15, 2022
Hitachi, Ltd.
Miho Kobayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
I/O path reservation with out of band management
Patent number
11,106,371
Issue date
Aug 31, 2021
Hitachi, Ltd.
Akiyoshi Tsuchiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus to change tiers
Patent number
9,547,450
Issue date
Jan 17, 2017
Hitachi, Ltd.
Shinichi Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fast accessible compressed thin provisioning volume
Patent number
9,513,810
Issue date
Dec 6, 2016
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for managing error codes for storage systems...
Patent number
9,361,177
Issue date
Jun 7, 2016
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Traffic reducing on data migration
Patent number
9,323,461
Issue date
Apr 26, 2016
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Volume copy management method on thin provisioning pool of storage...
Patent number
9,229,637
Issue date
Jan 5, 2016
Hitachi, Ltd.
Toshihiko Kashiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus to change tiers
Patent number
9,218,131
Issue date
Dec 22, 2015
Hitachi, Ltd.
Shinichi Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fast data recovery from HDD failure
Patent number
9,189,335
Issue date
Nov 17, 2015
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Increase in deduplication efficiency for hierarchical storage system
Patent number
8,965,856
Issue date
Feb 24, 2015
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Network efficiency for continuous remote copy
Patent number
8,909,896
Issue date
Dec 9, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fast accessible compressed thin provisioning volume
Patent number
8,898,384
Issue date
Nov 25, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Distribution design for fast raid rebuild architecture based on loa...
Patent number
8,775,733
Issue date
Jul 8, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for managing error codes for storage systems...
Patent number
8,738,963
Issue date
May 27, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Low traffic failback remote copy
Patent number
8,719,220
Issue date
May 6, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for eliminating single points of failure for st...
Patent number
8,635,391
Issue date
Jan 21, 2014
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system comprising function for reducing power consumption
Patent number
8,583,883
Issue date
Nov 12, 2013
Hitachi, Ltd.
Takayuki Fukatani
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Application and tier configuration management in dynamic page reall...
Patent number
8,566,550
Issue date
Oct 22, 2013
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Reduction of I/O latency for writable copy-on-write snapshot function
Patent number
8,447,943
Issue date
May 21, 2013
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for managing error codes for storage systems...
Patent number
8,407,517
Issue date
Mar 26, 2013
Hitachi, Ltd.
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
STORAGE NETWORK RESOURCE MANAGEMENT
Publication number
20240256137
Publication date
Aug 1, 2024
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MIGRATION OF APPLICATION ON CONTAINER PLATFORM
Publication number
20240241660
Publication date
Jul 18, 2024
Hitachi, Ltd
Akiyoshi TSUCHIYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA REPLICATION CONTROL FOR HIGH AVAILABLE SYSTEM
Publication number
20240202085
Publication date
Jun 20, 2024
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AUTOMATIC COPY CONFIGURATION
Publication number
20240103981
Publication date
Mar 28, 2024
Hitachi, Ltd
Akiyoshi TSUCHIYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FAILURE AREA IDENTIFICATION SYSTEM
Publication number
20240103949
Publication date
Mar 28, 2024
Hitachi, Ltd
Hiroyuki OSAKI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RECOVERY METHOD OF REMOTE COPY
Publication number
20230367502
Publication date
Nov 16, 2023
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
STORAGE TRANSACTION LOG
Publication number
20230079432
Publication date
Mar 16, 2023
Hitachi, Ltd.
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VOLUME REMOTE COPY BASED ON APPLICATION PRIORITY
Publication number
20230062858
Publication date
Mar 2, 2023
Hitachi, Ltd.
Akiyoshi TSUCHIYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA INTEGRITY CHECKING MECHANISM FOR SHARED EXTERNAL VOLUME
Publication number
20220291874
Publication date
Sep 15, 2022
Hitachi, Ltd.
Naruki KURATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VOLUME OPERATION PROPAGATION FOR SYNCHRONOUS REMOTE COPY
Publication number
20220269413
Publication date
Aug 25, 2022
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DYNAMIC VOLUME PROVISIONING FOR REMOTE REPLICATION
Publication number
20220236879
Publication date
Jul 28, 2022
Hitachi, Ltd.
Akiyoshi TSUCHIYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA-PROTECTION-AWARE CAPACITY PROVISIONING OF SHARED EXTERNAL VOLUME
Publication number
20220019361
Publication date
Jan 20, 2022
Hitachi, Ltd.
Naruki KURATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LAN-FREE AND APPLICATION CONSISTENT BACKUP METHOD
Publication number
20210406134
Publication date
Dec 30, 2021
Hitachi, Ltd.
Yoshihiro YOSHII
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AUTOMATED FAILOVER FOR ASYNCHRONOUS REMOTE COPY
Publication number
20210382799
Publication date
Dec 9, 2021
Hitachi, Ltd.
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EFFICIENT MANAGEMENT METHOD OF STORAGE AREA IN HYBRID CLOUD
Publication number
20210365857
Publication date
Nov 25, 2021
Hitachi, Ltd
Miho KOBAYASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS TO CHANGE TIERS
Publication number
20160070497
Publication date
Mar 10, 2016
HITACHI, LTD.
Shinichi HAYASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FAST ACCESSIBLE COMPRESSED THIN PROVISIONING VOLUME
Publication number
20150067257
Publication date
Mar 5, 2015
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND APPARATUS FOR MANAGING ERROR CODES FOR STORAGE SYSTEMS...
Publication number
20140173390
Publication date
Jun 19, 2014
Hitachi, Ltd., Intellectual Property Group
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FAST DATA RECOVERY FROM HDD FAILURE
Publication number
20140115384
Publication date
Apr 24, 2014
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRAFFIC REDUCING ON DATA MIGRATION
Publication number
20130297899
Publication date
Nov 7, 2013
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANAGEMENT INTERFACE FOR MULTIPLE STORAGE SUBSYSTEMS VIRTUALIZATION
Publication number
20130238852
Publication date
Sep 12, 2013
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND APPARATUS FOR MANAGING ERROR CODES FOR STORAGE SYSTEMS...
Publication number
20130179737
Publication date
Jul 11, 2013
Hitachi, Ltd., Intellectual Property Group
Tomohiro Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VOLUME COPY MANAGEMENT METHOD ON THIN PROVISIONING POOL OF STORAGE...
Publication number
20130132668
Publication date
May 23, 2013
Toshihiko KASHIYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS TO CHANGE TIERS
Publication number
20130103778
Publication date
Apr 25, 2013
Hitachi, Ltd
Shinichi Hayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISTRIBUTION DESIGN FOR FAST RAID REBUILD ARCHITECTURE
Publication number
20130054891
Publication date
Feb 28, 2013
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INCREASE IN DEDUPLICATION EFFICIENCY FOR HIERARCHICAL STORAGE SYSTEM
Publication number
20130054894
Publication date
Feb 28, 2013
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
STORAGE SYSTEM COMPRISING FUNCTION FOR REDUCING POWER CONSUMPTION
Publication number
20120324162
Publication date
Dec 20, 2012
Takayuki FUKATANI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOW TRAFFIC FAILBACK REMOTE COPY
Publication number
20120304006
Publication date
Nov 29, 2012
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and Methods For Eliminating Single Points of Failure For St...
Publication number
20120290750
Publication date
Nov 15, 2012
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NETWORK EFFICIENCY FOR CONTINUOUS REMOTE COPY
Publication number
20120226876
Publication date
Sep 6, 2012
Hitachi, Ltd
Tomohiro KAWAGUCHI
G06 - COMPUTING CALCULATING COUNTING