Inventor
YOKOHATA SHIZUO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “YOKOHATA SHIZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
24 patentsUS6810462B2Oct 26, 2004
Storage system and method using interface control devices of different types
HITACHI LTD73 citations98
US5920893AJul 6, 1999
Storage control and computer system using the same
HITACHI LTD115 citations98
US6886086B2Apr 26, 2005
Storage system and data backup method for the same
HITACHI LTD43 citations96
US6725293B1Apr 20, 2004
Storage subsystem and storage controller
HITACHI LTD32 citations96
US5561825AOct 1, 1996
Storage system and method of remotely controlling the same
HITACHI LTD56 citations96
US7047329B2May 16, 2006
Storage subsystem and storage controller
HITACHI LTD11 citations92
US6959344B2Oct 25, 2005
Method and apparatus for storage system
HITACHI LTD25 citations92
US6842793B2Jan 11, 2005
Method and apparatus for verifying data in a storage system
HITACHI LTD19 citations92
US6728850B2Apr 27, 2004
Storage control system
HITACHI LTD17 citations92
US7568132B2Jul 28, 2009
Fault data exchange between file server and disk control device
HITACHI LTD8 citations84
US7334100B2Feb 19, 2008
Storage system and data backup method for the same
HITACHI LTD11 citations84
US7213141B2May 1, 2007
Storage subsystem and storage controller
HITACHI LTD10 citations84
US6948015B2Sep 20, 2005
Storage control device
HITACHI LTD12 citations84
US7461245B2Dec 2, 2008
Storage subsystem and storage controller
HITACHI LTD7 citations74
US7099962B2Aug 29, 2006
Storage subsystem and storage controller
HITACHI LTD9 citations74
US7028085B2Apr 11, 2006
Storage-related accounting system and method of the same
HITACHI LTD7 citations73
US6934891B2Aug 23, 2005
Storage system having trace information fetching structure and method of fetching the same
HITACHI LTD7 citations72
US7444468B2Oct 28, 2008
Storage system and method using interface control devices of different types
HITACHI LTD1 citations63
US7231491B2Jun 12, 2007
Storage system and method using interface control devices of different types
HITACHI LTD3 citations63
US7725611B2May 25, 2010
Method and apparatus for verifying data in a storage system
HITACHI LTD4 citations62
US7461227B2Dec 2, 2008
Storage system and data backup method for the same
HITACHI LTD3 citations62
US8015325B2Sep 6, 2011
Storage subsystem and storage controller having memory which stores management information indicating corresponding relations between processors and identifies of logical units
HITACHI LTD0 citations52
US7478231B2Jan 13, 2009
Storage control apparatus
HITACHI LTD0 citations51
US6981118B2Dec 27, 2005
Storage control system
HITACHI LTD0 citations51