P

Inventor

ARAKAWA HIROSHI

JP181 patents
⚠️ This page may combine multiple inventors who share the name “ARAKAWA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

32 patents
US7870105B2Jan 11, 2011

Methods and apparatus for deduplication in storage system

HITACHI LTD419 citations99
US7222172B2May 22, 2007

Storage system having virtualized resource

HITACHI LTD154 citations99
US9128636B2Sep 8, 2015

Methods and apparatus for migrating thin provisioning volumes between storage systems

HITACHI LTD83 citations98
US7865678B2Jan 4, 2011

Remote copy system maintaining consistency

HITACHI LTD50 citations98
US7330948B2Feb 12, 2008

Method for remote copy pair migration

HITACHI LTD59 citations98
US7197615B2Mar 27, 2007

Remote copy system maintaining consistency

HITACHI LTD99 citations98
US6895483B2May 17, 2005

Method and apparatus for data relocation between storage subsystems

HITACHI LTD76 citations98
US6883073B2Apr 19, 2005

Virtualized volume snapshot formation method

HITACHI LTD76 citations98
US6766430B2Jul 20, 2004

Data reallocation among storage systems

HITACHI LTD95 citations98
US5761402AJun 2, 1998

Array type disk system updating redundant data asynchronously with data access

HITACHI LTD120 citations98
US6836830B1Dec 28, 2004

Method of data backup in a computer system and a storage system therefor

HITACHI LTD78 citations97
US6763442B2Jul 13, 2004

Data reallocation among storage systems

HITACHI LTD53 citations96
US5958067ASep 28, 1999

Array type disk system updating redundant data asynchronously with data access

HITACHI LTD49 citations96
US5038294AAug 6, 1991

Automatic generating system of connection configuration diagram among units

HITACHI LTD80 citations94
US8359444B2Jan 22, 2013

System and method for controlling automated page-based tier management in storage systems

HITACHI LTD14 citations93
US7870093B2Jan 11, 2011

Storage subsystem

HITACHI LTD14 citations93
US7856541B2Dec 21, 2010

Latency aligned volume provisioning methods for interconnected multiple storage controller configuration

HITACHI LTD21 citations93
US7685378B2Mar 23, 2010

Methods and apparatus for adjusting a journal area for continuous data protection

HITACHI LTD36 citations93
US7650477B2Jan 19, 2010

Method for changing a remote copy pair

HITACHI LTD18 citations93
US7512755B2Mar 31, 2009

Computer system storing data on multiple storage systems

HITACHI LTD18 citations93
US7469289B2Dec 23, 2008

Storage system having virtualized resource

HITACHI LTD40 citations93
US7386755B2Jun 10, 2008

Backup copying and restoration processing in a storage subsystem

HITACHI LTD24 citations93
US7293050B2Nov 6, 2007

Remote copy system

HITACHI LTD13 citations93
US6922762B2Jul 26, 2005

Clustering storage system

HITACHI LTD22 citations93
US5651132AJul 22, 1997

Disk array control system

HITACHI LTD37 citations93
US7464236B2Dec 9, 2008

Storage system and storage management method

HITACHI LTD44 citations92
US5996046ANov 30, 1999

Parity generation system for generating new parity using old data in temporary storage without accessing main disk storage of disk drive

HITACHI LTD55 citations92
US6832272B2Dec 14, 2004

Clustering storage system

HITACHI LTD21 citations89
US7152079B2Dec 19, 2006

Data replication among storage systems

HITACHI LTD27 citations87
US9389975B2Jul 12, 2016

Method and apparatus to utilize large capacity disk drives

HITACHI LTD7 citations84
US8370593B2Feb 5, 2013

Method and apparatus to manage groups for deduplication

HITACHI LTD9 citations84
US8364869B2Jan 29, 2013

Methods and apparatus for managing virtual ports and logical units on storage systems

HITACHI LTD6 citations84

ARAKAWA HIROSHI

5 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

4 patents

PANASONIC CORP

3 patents

TASAKA KEI

2 patents

(unassigned)

1 patent

HIRAKAWA YUSUKE

1 patent

OJI PAPER CO

1 patent

PANASONIC IP CORP AMERICA

1 patent

Showing the top 50 of 181 patents by PatentIndex Score.