Inventor
KAWAGUCHI TOMOHIRO
JP136 patents
⚠️ This page may combine multiple inventors who share the name “KAWAGUCHI TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
34 patentsUS9152337B2Oct 6, 2015
Storage apparatus and storage apparatus migration method
HITACHI LTD44 citations97
US7904749B2Mar 8, 2011
Fast data recovery from HDD failure
HITACHI LTD24 citations93
US7594137B2Sep 22, 2009
Storage system and data restoration method thereof
HITACHI LTD18 citations93
US11048546B1Jun 29, 2021
Information processing system and information processing method with high availability during failover caused by fault occurance
HITACHI LTD14 citations86
US10956063B2Mar 23, 2021
Virtual storage system
HITACHI LTD12 citations86
US11321196B1May 3, 2022
Disaster recovery collaborated with storage system and backup appliance in hybrid cloud environment
HITACHI LTD11 citations85
US10628088B2Apr 21, 2020
Computer system
HITACHI LTD12 citations85
US10452293B2Oct 22, 2019
Virtual storage system
HITACHI LTD12 citations84
US9176858B2Nov 3, 2015
Storage system configured to selectively utilize data compression based on real pool usage rates
HITACHI LTD7 citations84
US8356147B2Jan 15, 2013
Tiered storage pool management and control for loosely coupled multiple storage environment
HITACHI LTD8 citations84
US8041914B2Oct 18, 2011
Storage system comprising function for reducing power consumption
HITACHI LTD9 citations84
US8904133B1Dec 2, 2014
Storage apparatus and storage apparatus migration method
HITACHI LTD6 citations83
US10114691B2Oct 30, 2018
Information storage system
HITACHI LTD8 citations82
US8010837B2Aug 30, 2011
Storage sub system and data restoration method thereof
HITACHI LTD5 citations74
US7917805B2Mar 29, 2011
Storage system for restoring data stored in failed storage device
HITACHI LTD6 citations74
US11693684B2Jul 4, 2023
Information processing system and information processing method
HITACHI LTD2 citations73
US11579780B1Feb 14, 2023
Volume remote copy based on application priority
HITACHI LTD3 citations73
US11221935B2Jan 11, 2022
Information processing system, information processing system management method, and program thereof
HITACHI LTD2 citations73
US11112971B2Sep 7, 2021
Storage device, data management method, and data management program
HITACHI LTD3 citations73
US11106371B1Aug 31, 2021
I/O path reservation with out of band management
HITACHI LTD4 citations73
US11080080B2Aug 3, 2021
Virtual machine and volume allocation in hyperconverged infrastructure environment and storage system
HITACHI LTD3 citations73
US11080081B2Aug 3, 2021
Virtual machine and volume allocation in hyperconverged infrastructure environment and storage system
HITACHI LTD3 citations73
US10969985B1Apr 6, 2021
Storage system and control method thereof
HITACHI LTD4 citations73
US10592268B2Mar 17, 2020
Management computer and resource management method configured to combine server resources and storage resources and allocate the combined resources to virtual machines
HITACHI LTD4 citations73
US10528279B2Jan 7, 2020
Storage management server, method of controlling storage management server, and computer system
HITACHI LTD2 citations73
US9794342B2Oct 17, 2017
Storage system and control method for storage system
HITACHI LTD2 citations73
US9632701B2Apr 25, 2017
Storage system
HITACHI LTD3 citations73
US9563383B2Feb 7, 2017
Storage system with primary and secondary data storage groups and control method thereof
HITACHI LTD3 citations73
US9213497B2Dec 15, 2015
Storage apparatus and storage apparatus migration method
HITACHI LTD4 citations73
US10817209B2Oct 27, 2020
Storage controller and storage control method
HITACHI LTD4 citations72
US10394662B2Aug 27, 2019
Storage apparatus and storage apparatus migration method
HITACHI LTD1 citations72
US10296429B2May 21, 2019
Storage device
HITACHI LTD3 citations71
US10191685B2Jan 29, 2019
Storage system, storage device, and data transfer method
HITACHI LTD2 citations70
US12554401B2Feb 17, 2026
Storage system, computer system, and control method for storage system
HITACHI LTD0 citations63
KAWAGUCHI TOMOHIRO
10 patentsUS8407409B2Mar 26, 2013
Metrics and management for flash memory storage life
KAWAGUCHI TOMOHIRO39 citations94
US8639969B2Jan 28, 2014
Fast data recovery from HDD failure
KAWAGUCHI TOMOHIRO7 citations84
US8453011B2May 28, 2013
Storage system and data restoration method thereof
KAWAGUCHI TOMOHIRO5 citations84
US8250031B2Aug 21, 2012
Low traffic failback remote copy
KAWAGUCHI TOMOHIRO10 citations84
US8166232B2Apr 24, 2012
Metrics and management for flash memory storage life
KAWAGUCHI TOMOHIRO11 citations84
US8131927B2Mar 6, 2012
Fast accessible compressed thin provisioning volume
KAWAGUCHI TOMOHIRO9 citations84
US8234519B2Jul 31, 2012
Fast data recovery from HDD failure
KAWAGUCHI TOMOHIRO4 citations74
US8965856B2Feb 24, 2015
Increase in deduplication efficiency for hierarchical storage system
KAWAGUCHI TOMOHIRO4 citations73
US8719220B2May 6, 2014
Low traffic failback remote copy
KAWAGUCHI TOMOHIRO4 citations73
US8447943B2May 21, 2013
Reduction of I/O latency for writable copy-on-write snapshot function
KAWAGUCHI TOMOHIRO5 citations73
YAZAKI CORP
4 patentsUS6624636B2Sep 23, 2003
Method and apparatus for estimating terminal voltage of battery, method and apparatus for computing open circuit voltage of battery, and method and apparatus for computing battery capacity
YAZAKI CORP18 citations84
US7034504B2Apr 25, 2006
Battery status monitoring apparatus which monitors internal battery resistance, saturation polarization detecting method and dischargeable capacity detecting method
YAZAKI CORP12 citations83
US6794876B2Sep 21, 2004
Method and device for estimating open circuit voltage of battery
YAZAKI CORP10 citations73
US6518735B2Feb 11, 2003
Method and apparatus for measuring pure resistance of in-vehicle battery
YAZAKI CORP8 citations70
DEGUCHI AKIRA
1 patentFUJITSU LTD
1 patentShowing the top 50 of 136 patents by PatentIndex Score.