Inventor
KAWAMURA SHUNJI
JP52 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA SHUNJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
40 patentsUS7640390B2Dec 29, 2009
Flash memory storage system
HITACHI LTD82 citations98
US7328373B2Feb 5, 2008
Data processing system
HITACHI LTD80 citations98
US10185624B2Jan 22, 2019
Distributed storage system
HITACHI LTD37 citations97
US7461196B2Dec 2, 2008
Computer system having an expansion device for virtualizing a migration source logical unit
HITACHI LTD33 citations96
US7861052B2Dec 28, 2010
Computer system having an expansion device for virtualizing a migration source logical unit
HITACHI LTD16 citations93
US7788532B2Aug 31, 2010
Storage controller, and control method of the same
HITACHI LTD24 citations92
US7469327B2Dec 23, 2008
System and method for restricting access to logical volumes
HITACHI LTD21 citations92
US8832395B1Sep 9, 2014
Storage system, and method of storage control for storage system
HITACHI LTD7 citations84
US7802137B2Sep 21, 2010
Journaling system switching to another logical volume to store subsequently received update history
HITACHI LTD14 citations84
US7536444B2May 19, 2009
Remote copying system and remote copying method
HITACHI LTD12 citations84
US7472173B2Dec 30, 2008
Remote data copying among storage systems
HITACHI LTD17 citations84
US7243189B2Jul 10, 2007
Data processing system and method
HITACHI LTD10 citations84
US7124294B2Oct 17, 2006
Electronic certificate system
HITACHI LTD13 citations83
US7461224B2Dec 2, 2008
Remote copy system
HITACHI LTD6 citations74
US7454582B2Nov 18, 2008
Initial copy system
HITACHI LTD7 citations74
US7143253B2Nov 28, 2006
Remote copy system
HITACHI LTD6 citations74
US10592268B2Mar 17, 2020
Management computer and resource management method configured to combine server resources and storage resources and allocate the combined resources to virtual machines
HITACHI LTD4 citations73
US10067882B2Sep 4, 2018
Storage system and storage control method
HITACHI LTD3 citations73
US8924637B2Dec 30, 2014
Flash memory storage system
HITACHI LTD1 citations63
US8359426B2Jan 22, 2013
Flash memory storage system
HITACHI LTD1 citations63
US8046549B2Oct 25, 2011
Storage controller, control method of the same, and information processing system
HITACHI LTD5 citations63
US8037245B2Oct 11, 2011
Storage system
HITACHI LTD4 citations63
US8015351B2Sep 6, 2011
Computer system having an expansion device for virtualizing a migration source logical unit
HITACHI LTD3 citations63
US7970995B2Jun 28, 2011
Storage system
HITACHI LTD4 citations63
US7908447B2Mar 15, 2011
Storage apparatus and volume restoration method
HITACHI LTD2 citations63
US7899981B2Mar 1, 2011
Flash memory storage system
HITACHI LTD2 citations63
US7783922B2Aug 24, 2010
Storage controller, and storage device failure detection method
HITACHI LTD4 citations63
US7752409B2Jul 6, 2010
Storage system and computer system and processing method thereof
HITACHI LTD2 citations63
US7702852B2Apr 20, 2010
Storage system for suppressing failures of storage media group
HITACHI LTD5 citations63
US7594066B2Sep 22, 2009
Storage system comprising non-volatile memory devices with internal and external refresh processing
HITACHI LTD2 citations63
US7509455B2Mar 24, 2009
Information processing system having volume guard function
HITACHI LTD4 citations63
US7290108B2Oct 30, 2007
Information processing system having volume guard function
HITACHI LTD5 citations63
US11886294B2Jan 30, 2024
Distributed storage system
HITACHI LTD0 citations62
US11487619B2Nov 1, 2022
Distributed storage system
HITACHI LTD0 citations62
US11036585B2Jun 15, 2021
Distributed storage system
HITACHI LTD0 citations62
US7987329B2Jul 26, 2011
Storage system and method of controlling the same
HITACHI LTD2 citations62
US8725981B2May 13, 2014
Storage system and method implementing online volume and snapshot with performance/failure independence and high capacity efficiency
HITACHI LTD1 citations52
US10496479B2Dec 3, 2019
Distributed storage system
HITACHI LTD0 citations51
US11995202B2May 28, 2024
Computer system and data access control method
HITACHI LTD0 citations50
US10503440B2Dec 10, 2019
Computer system, and data migration method in computer system
HITACHI LTD0 citations42
KAWAMURA SHUNJI
4 patentsUS8195865B2Jun 5, 2012
Computer system having an expansion device for virtualizing a migration source logical unit
KAWAMURA SHUNJI2 citations62
US8090923B2Jan 3, 2012
Storage system and control method for the same
KAWAMURA SHUNJI4 citations61
US8635424B2Jan 21, 2014
Storage system and control method for the same
KAWAMURA SHUNJI1 citations51
US8447924B2May 21, 2013
Computer system having an expansion device for virtualizing a migration source wherein the operation mode of the computer is set to a cache through or write after mode
KAWAMURA SHUNJI0 citations51
SUGIMOTO SADAHIRO
2 patentsEGUCHI YOSHIAKI
1 patentIWAMURA TAKASHIGE
1 patentKITAMURA MANABU
1 patentTSUBOKI MASANAO
1 patentShowing the top 50 of 52 patents by PatentIndex Score.