Inventor
MATSUGAMI KAZUKI
JP20 patents
Patents
20 patentsUS10969985B1Apr 6, 2021
Storage system and control method thereof
HITACHI LTD4 citations73
US11449263B1Sep 20, 2022
Backup system and method
HITACHI LTD2 citations72
US12204799B2Jan 21, 2025
Storage system and memory control method
HITACHI LTD1 citations64
US12197760B2Jan 14, 2025
Backup system and method
HITACHI LTD0 citations62
US11836386B2Dec 5, 2023
Storage system and method of controlling storage system that set ports associated with a logical unit
HITACHI LTD0 citations62
US11762574B2Sep 19, 2023
Backup system and method
HITACHI LTD0 citations62
US11543989B2Jan 3, 2023
Storage system and control method thereof
HITACHI LTD0 citations62
US11429316B2Aug 30, 2022
Multi controller storage system and method of controlling multi controller storage system
HITACHI LTD0 citations62
US11294578B2Apr 5, 2022
Storage system and control method thereof
HITACHI LTD0 citations62
US10732901B2Aug 4, 2020
Storage system and storage control method
HITACHI LTD1 citations62
US10656849B2May 19, 2020
Storage system and control method thereof
HITACHI LTD1 citations62
US10572171B2Feb 25, 2020
Storage system
HITACHI LTD1 citations62
US11836393B2Dec 5, 2023
Storage system and control method of migrating storage control unit based on maximum amount of mountable storage control units
HITACHI LTD0 citations59
US11461032B1Oct 4, 2022
Storage controller replacement and firmware upgrade without service interruption
HITACHI LTD1 citations59
US12333185B2Jun 17, 2025
Storage system and data restoration method
HITACHI LTD0 citations51
US12124337B2Oct 22, 2024
Storage system and storage control method
HITACHI LTD0 citations51
US11550489B2Jan 10, 2023
Storage system and processing migration method
HITACHI LTD0 citations51
US11455105B2Sep 27, 2022
Storage system and data management method of switching access authority
HITACHI LTD0 citations51
US11093134B2Aug 17, 2021
Storage device, management method, and program in tiered storage system
HITACHI LTD0 citations51
US12073089B2Aug 27, 2024
Storage device and data recovery method by storage device
HITACHI LTD0 citations50