Inventor
KATSURAGI EIJU
JP26 patents
⚠️ This page may combine multiple inventors who share the name “KATSURAGI EIJU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
20 patentsUS7028216B2Apr 11, 2006
Disk array system and a method of avoiding failure of the disk array system
HITACHI LTD286 citations97
US6269424B1Jul 31, 2001
Disk array device with selectable method for generating redundant data
HITACHI LTD43 citations96
US7451346B2Nov 11, 2008
Storage control device and data recovery method for storage control device
HITACHI LTD38 citations92
US7293068B2Nov 6, 2007
Method and system for storing duplicate data
HITACHI LTD10 citations84
US6970973B2Nov 29, 2005
Disk array system having an extended load balancing function
HITACHI LTD17 citations84
US7681002B2Mar 16, 2010
Storage controller and storage control method
HITACHI LTD6 citations73
US6463505B2Oct 8, 2002
Disk array device with selectable method for generating redundant data
HITACHI LTD11 citations73
US7966471B2Jun 21, 2011
Storage controller and method for control of a data storage device
HITACHI LTD6 citations63
US7814289B2Oct 12, 2010
Virtualization system and area allocation control method
HITACHI LTD2 citations63
US7376785B2May 20, 2008
Storage device and write access processing method for storage device
HITACHI LTD4 citations63
US7117387B2Oct 3, 2006
Method and apparatus for writing data and validating data in a recording medium
HITACHI LTD6 citations63
US7627731B2Dec 1, 2009
Storage apparatus and data management method using the same
HITACHI LTD4 citations62
US7418622B2Aug 26, 2008
Storage control system and storage control method
HITACHI LTD3 citations62
US6961816B2Nov 1, 2005
Disk array device with selectable method for generating redundant data
HITACHI LTD1 citations62
US6604172B2Aug 5, 2003
Disk array device with selectable method for generating redundant data
HITACHI LTD2 citations62
US9256490B2Feb 9, 2016
Storage apparatus, storage system, and data management method
HITACHI LTD1 citations52
US8356157B2Jan 15, 2013
Virtualization system and area allocation control method
HITACHI LTD0 citations52
US8032731B2Oct 4, 2011
Virtualization system and area allocation control method
HITACHI LTD0 citations52
US11379327B2Jul 5, 2022
Storage system and rebuilding method for storage system
HITACHI LTD0 citations46
US10846234B2Nov 24, 2020
Storage control system and storage control method
HITACHI LTD0 citations41