Inventor
URATANI IKUO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “URATANI IKUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS7203807B2Apr 10, 2007
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD103 citations98
US6591351B1Jul 8, 2003
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD126 citations98
US6499056B1Dec 24, 2002
First host computer through a first interface sending to a second host computer a message including information about transfer data written to a storage subsystem through a second interface
HITACHI LTD33 citations92
US7809907B2Oct 5, 2010
System and method for backup by splitting a copy pair and storing a snapshot
HITACHI LTD12 citations83
US7412573B2Aug 12, 2008
Storage device and device changeover control method for storage devices
HITACHI LTD12 citations83
US7243196B2Jul 10, 2007
Disk array apparatus, and method for avoiding data corruption by simultaneous access by local and remote host device
HITACHI LTD10 citations83
US6904503B2Jun 7, 2005
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD7 citations73
US6760824B2Jul 6, 2004
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD8 citations73
US7464235B2Dec 9, 2008
Storage system and control method thereof, and computer program product
HITACHI LTD2 citations62
US7437424B2Oct 14, 2008
Storage system
HITACHI LTD2 citations62