Inventor
URABE KIICHIRO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “URABE KIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
31 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
US6950915B2Sep 27, 2005
Data storage subsystem
HITACHI LTD57 citations96
US5265204ANov 23, 1993
Method and apparatus for bit operational process
HITACHI LTD36 citations93
US7191251B2Mar 13, 2007
Storage control sub-system comprising virtual storage units
HITACHI LTD38 citations92
US6907543B2Jun 14, 2005
Data storage system
HITACHI LTD24 citations92
US6842793B2Jan 11, 2005
Method and apparatus for verifying data in a storage system
HITACHI LTD19 citations92
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
US7526618B2Apr 28, 2009
Storage control system
HITACHI LTD11 citations84
US7496718B2Feb 24, 2009
Data transfer and access control between disk array systems
HITACHI LTD12 citations84
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
US4649377AMar 10, 1987
Split image display control unit
HITACHI LTD21 citations82
US4399435AAug 16, 1983
Memory control unit in a display apparatus having a buffer memory
HITACHI LTD25 citations82
US6552730B1Apr 22, 2003
Method and apparatus for bit operational process
HITACHI LTD6 citations74
US6437790B1Aug 20, 2002
Apparatus for bit operational process
HITACHI LTD10 citations74
US5175816ADec 29, 1992
Method and apparatus for bit operational process
HITACHI LTD7 citations74
US5034900AJul 23, 1991
Method and apparatus for bit operational process
HITACHI LTD9 citations74
US7114046B2Sep 26, 2006
Storage system, backup system, and backup method
HITACHI LTD7 citations73
US6904503B2Jun 7, 2005
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD7 citations73
US6772304B2Aug 3, 2004
Control method for a data storage system
HITACHI LTD11 citations73
US6760824B2Jul 6, 2004
Storage system making possible data synchronization confirmation at time of asynchronous remote copy
HITACHI LTD8 citations73
US7617227B2Nov 10, 2009
Storage control sub-system comprising virtual storage units
HITACHI LTD5 citations63
US7725611B2May 25, 2010
Method and apparatus for verifying data in a storage system
HITACHI LTD4 citations62
US7464235B2Dec 9, 2008
Storage system and control method thereof, and computer program product
HITACHI LTD2 citations62
US7437424B2Oct 14, 2008
Storage system
HITACHI LTD2 citations62
US7376804B2May 20, 2008
Storage system, backup system, and backup method
HITACHI LTD5 citations62
US7136975B2Nov 14, 2006
Storage system, storage control device, and data relay method using storage control device
HITACHI LTD4 citations62
US7769968B2Aug 3, 2010
Storage control system
HITACHI LTD0 citations52
USRE34635EJun 7, 1994
Method and apparatus for bit operational process
HITACHI LTD0 citations52