Inventor
ACHIWA KYOSUKE
JP31 patents
⚠️ This page may combine multiple inventors who share the name “ACHIWA KYOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
29 patentsUS7395284B2Jul 1, 2008
storage system
HITACHI LTD64 citations98
US5737742AApr 7, 1998
Memory system using flash memory and method of controlling the memory system
HITACHI LTD259 citations98
US5930193AJul 27, 1999
Memory system using a flash memory and method of controlling the memory system
HITACHI LTD67 citations96
US5613088AMar 18, 1997
Raid system including first and second read/write heads for each disk drive
HITACHI LTD61 citations96
US7013372B2Mar 14, 2006
Method for controlling information processing system, information processing system and information processing program
HITACHI LTD31 citations93
US6643750B2Nov 4, 2003
Storage apparatus system and method of data backup
HITACHI LTD53 citations93
US7260625B2Aug 21, 2007
Data center system and method for controlling the same
HITACHI LTD26 citations92
US7185228B2Feb 27, 2007
Method for controlling information processing system and information processing system
HITACHI LTD38 citations92
US7055057B2May 30, 2006
Coherency of non-committed replicate data after failover/failback
HITACHI LTD29 citations92
US7849278B2Dec 7, 2010
Logical partition conversion for migration between storage units
HITACHI LTD9 citations84
US7716419B2May 11, 2010
Storage system and load balancing method thereof
HITACHI LTD8 citations84
US7590671B2Sep 15, 2009
Storage system, file migration method and computer program product
HITACHI LTD8 citations84
US7519046B2Apr 14, 2009
Access path management method and program
HITACHI LTD12 citations84
US7213115B2May 1, 2007
Storage system
HITACHI LTD13 citations84
US7194590B2Mar 20, 2007
Three data center adaptive remote copy
HITACHI LTD10 citations84
US7047256B2May 16, 2006
Storage device system having bi-directional copy control function
HITACHI LTD11 citations84
US7475131B2Jan 6, 2009
Network topology display method, management server, and computer program product
HITACHI LTD12 citations83
US7395388B2Jul 1, 2008
Load balancing system and method
HITACHI LTD18 citations83
US7949828B2May 24, 2011
Data storage control on storage devices
HITACHI LTD7 citations82
US7426624B2Sep 16, 2008
Storage management computer program product and grouping method for storage groups
HITACHI LTD11 citations82
US7305533B2Dec 4, 2007
Storage system
HITACHI LTD6 citations74
US6502204B2Dec 31, 2002
Library system storing removable storage media
HITACHI LTD13 citations74
US6237109B1May 22, 2001
Library unit with spare media and it's computer system
HITACHI LTD12 citations74
US7680984B2Mar 16, 2010
Storage system and control method for managing use of physical storage areas
HITACHI LTD7 citations72
US7370099B2May 6, 2008
Cluster computing system and its failover method
HITACHI LTD8 citations70
US7143252B2Nov 28, 2006
Storage apparatus system and method of data backup
HITACHI LTD3 citations63
US7114049B2Sep 26, 2006
Adaptive remote copy in a heterogeneous environment
HITACHI LTD3 citations63
US7047261B2May 16, 2006
Method for file level remote copy of a storage device
HITACHI LTD1 citations52
US7290100B2Oct 30, 2007
Computer system for managing data transfer between storage sub-systems
HITACHI LTD0 citations42