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Inventor

Akira Deguchi

Inventor
Yokohama, JP

Overview

51→
Patents
2008–2021
Patent span
Physics
Primary field (CPC G)

Patents· 51 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary
G06FElectric digital data processing93%
H04LTransmission of digital information, e.g. telegraphic communication5%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use2%
PatentTitleYear
10,963,485Storage system and data replication method in storage system202110,776,035Storage system and storage control method202010,761,767Computer system and method for controlling storage apparatus that has replication direction from first logical device (in first storage) to second logical device (in second storage) and from said second logical device to third logical device (in said second storage), wherein said replication direction is reversed when second computer takes over for first computer202010,762,021Information processing system, and control method of information processing system202010,572,175Method and apparatus of shared storage between multiple cloud environments202010,496,294Data migration method and computer system201910,353,592Storage system, computer system, and control method for storage system201910,185,636Method and apparatus to virtualize remote copy pair in three data center configuration201910,176,098Method and apparatus for data cache in converged system201910,050,902Methods and apparatus for de-duplication and host based QoS in tiered storage system20189,760,497'Hierarchy memory management'20179,697,082'Method and apparatus of disaster recovery virtualization'20179,606,910'Method and apparatus for data reduction'20179,563,383'Storage system with primary and secondary data storage groups and control method thereof'20179,460,015'Storage system'20169,400,664'Method and apparatus for offloading storage workload'20169,400,723'Storage system and data management method'20169,361,213'Method and apparatus for efficient remote copy'20169,329,999'Storage system improving read performance by controlling data caching'20169,304,828'Hierarchy memory management'20169,170,743'Management method of virtual storage system and remote copy system'20159,164,880'Method and apparatus for offloading storage workload'20159,026,754'Storage apparatus and data management method'20158,935,496'Management method of virtual storage system and remote copy system'20158,918,551'Storage system'20148,819,371'Storage system'20148,719,524'Storage system including flash drives for improving performance by controlling data caching'20148,713,577'Storage apparatus and storage apparatus management method performing data I/O processing using a plurality of microprocessors'20148,650,576'Storage apparatus and storage apparatus management method'20148,645,658'Storage system comprising plurality of storage system modules'20148,621,119'Storage system'20138,612,683'First storage control apparatus and first storage control apparatus control method'20138,380,924'Storage system and processing efficiency improving method of storage system'20138,380,893'Storage system'20138,347,053'Storage system and remote copy control method for storage system'20138,327,183'Storage system creating a recovery request enabling execution of a recovery and comprising a switch that detects recovery request point events'20128,307,178'Storage system, remote copy and management method therefor'20128,275,937'Storage system and processing efficiency improving method of storage system'20128,200,928'Storage system and remote copy control method for storage system'20128,151,013'Storage system'20128,060,468'Storage system and data recovery method'20118,024,537'Storage system, remote copy and management method therefor'20117,984,260'Storage system provided with a plurality of controller modules'20117,945,750'Storage system and remote copy control method for storage system'20117,912,996'Storage system'20117,689,790'Storage system, remote copy and management method therefor'20107,650,477'Method for changing a remote copy pair'20107,594,086'Storage system for copying data and storing in a plurality of storage devices'20097,571,348'Storage system creating a recovery request point enabling execution of a recovery'20097,529,950'Information processing system, control method for information processing system, and storage system'20097,330,948'Method for remote copy pair migration'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2021Patents assigned to HITACHI LTD (51)· patent assignee history
2008–2016Based in Yokohama, JP· patent location history
2011–2017Patents assigned to DEGUCHI AKIRA (21)· patent assignee history
2012–2014Patents assigned to SHIMOZONO NORIO (5)· patent assignee history
2012–2013Patents assigned to SERIZAWA KAZUYOSHI (4)· patent assignee history
2013–2015Patents assigned to AKUTSU HIROAKI (3)· patent assignee history
2014–2020Based in Santa Clara, CA, US· patent location history
2014–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD512008–2021
DEGUCHI AKIRAself212011–2017
SHIMOZONO NORIO52012–2014
SERIZAWA KAZUYOSHI42012–2013
AKUTSU HIROAKI32013–2015
Locations
LocationPatentsSpan
Yokohama, JP282008–2016
Santa Clara, California, US132014–2020
Tokyo, JP102014–2021