Inventor
ITO RYUSUKE
JP29 patents
⚠️ This page may combine multiple inventors who share the name “ITO RYUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
20 patentsUS7222172B2May 22, 2007
Storage system having virtualized resource
HITACHI LTD154 citations99
US6684209B1Jan 27, 2004
Security method and system for storage subsystem
HITACHI LTD216 citations99
US7024410B2Apr 4, 2006
Security method and system for storage subsystem
HITACHI LTD74 citations98
US7469289B2Dec 23, 2008
Storage system having virtualized resource
HITACHI LTD40 citations93
US7657727B2Feb 2, 2010
Security for logical unit in storage subsystem
HITACHI LTD18 citations92
US7472239B2Dec 30, 2008
Storage system and data management method
HITACHI LTD10 citations84
US7003634B2Feb 21, 2006
System and method for creating logical pairs of storage devices in a multiprocessor environment
HITACHI LTD12 citations83
US7424583B2Sep 9, 2008
Storage system, data transfer method according to volume priority
HITACHI LTD10 citations82
US6947938B2Sep 20, 2005
Security method and system for storage subsystem
HITACHI LTD11 citations82
US7640411B2Dec 29, 2009
Remote copy method and remote copy system
HITACHI LTD4 citations73
US7890717B2Feb 15, 2011
Storage system, data transfer method, and program
HITACHI LTD6 citations72
US7356640B2Apr 8, 2008
Storage apparatus and storage system
HITACHI LTD5 citations62
US7130976B2Oct 31, 2006
Remote copy method and remote copy system to eliminate use of excess volume for copying data
HITACHI LTD3 citations61
US11977765B2May 7, 2024
Storage system and data processing method
HITACHI LTD0 citations59
US11579793B2Feb 14, 2023
Storage system and data processing method
HITACHI LTD0 citations59
US7908459B2Mar 15, 2011
Security for logical unit in storage subsystem
HITACHI LTD1 citations52
US7853765B2Dec 14, 2010
Storage system and data management method
HITACHI LTD1 citations52
US7606806B2Oct 20, 2009
Security method and system for storage subsystem
HITACHI LTD0 citations52
US7603519B2Oct 13, 2009
Storage system and method of controlling the same
HITACHI LTD0 citations51
US8028139B2Sep 27, 2011
Remote copy method and remote copy system
HITACHI LTD0 citations50
ITO RYUSUKE
3 patentsCANON KK
3 patentsUS11102358B2Aug 24, 2021
Image forming apparatus determining failure when reactivated before preparing a printing operation
CANON KK0 citations52
US11553097B2Jan 10, 2023
Image forming apparatus having image position adjustment
CANON KK0 citations51
US11520538B2Dec 6, 2022
Image forming apparatus
CANON KK0 citations51