Inventor · disambiguated record
Kyosuke Achiwa
Also filed as: ACHIWA KYOSUKE
31 granted patents·9 pending applications·805 citations·filing 1994–2019
97Inventor score
Top patents by PatentIndex Score
40 records- 0196US7395284B2storage systemHITACHI LTD·Filed 2005·Granted Jul 1, 2008·64 cites·16 claims
- 0295US5737742AMemory system using flash memory and method of controlling the memory systemHITACHI LTD·Filed 1995·Granted Apr 7, 1998·259 cites·16 claims
- 0387US6643750B2Storage apparatus system and method of data backupHITACHI LTD·Filed 2001·Granted Nov 4, 2003·53 cites·7 claims
- 0486US7395388B2Load balancing system and methodHITACHI LTD·Filed 2005·Granted Jul 1, 2008·18 cites·12 claims
- 0585US7949828B2Data storage control on storage devicesHITACHI LTD·Filed 2010·Granted May 24, 2011·7 cites·12 claims
- 0684US7849278B2Logical partition conversion for migration between storage unitsHITACHI LTD·Filed 2007·Granted Dec 7, 2010·9 cites·12 claims
- 0783US7185228B2Method for controlling information processing system and information processing systemHITACHI LTD·Filed 2003·Granted Feb 27, 2007·38 cites·38 claims
- 0882US7519046B2Access path management method and programHITACHI LTD·Filed 2005·Granted Apr 14, 2009·12 cites·9 claims
- 0981US7475131B2Network topology display method, management server, and computer program productHITACHI LTD·Filed 2005·Granted Jan 6, 2009·12 cites·12 claims
- 1081US6502204B2Library system storing removable storage mediaHITACHI LTD·Filed 2001·Granted Dec 31, 2002·13 cites·4 claims
- 1180US7013372B2Method for controlling information processing system, information processing system and information processing programHITACHI LTD·Filed 2003·Granted Mar 14, 2006·31 cites·21 claims
- 1279US8195913B2Data storage control on storage devicesKAKUI KENTARO·Filed 2011·Granted Jun 5, 2012·5 cites·18 claims
- 1379US7426624B2Storage management computer program product and grouping method for storage groupsHITACHI LTD·Filed 2005·Granted Sep 16, 2008·11 cites·6 claims
- 1479US7055057B2Coherency of non-committed replicate data after failover/failbackHITACHI LTD·Filed 2004·Granted May 30, 2006·29 cites·20 claims
- 1578US7680984B2Storage system and control method for managing use of physical storage areasHITACHI LTD·Filed 2006·Granted Mar 16, 2010·7 cites·16 claims
- 1678US7305533B2Storage systemHITACHI LTD·Filed 2007·Granted Dec 4, 2007·6 cites·11 claims
- 1778US7260625B2Data center system and method for controlling the sameHITACHI LTD·Filed 2004·Granted Aug 21, 2007·26 cites·24 claims
- 1878US5930193AMemory system using a flash memory and method of controlling the memory systemHITACHI LTD·Filed 1997·Granted Jul 27, 1999·67 cites·2 claims
- 1977US7716419B2Storage system and load balancing method thereofHITACHI LTD·Filed 2006·Granted May 11, 2010·8 cites·10 claims
- 2076US7590671B2Storage system, file migration method and computer program productHITACHI LTD·Filed 2005·Granted Sep 15, 2009·8 cites·15 claims
- 2173US5613088ARaid system including first and second read/write heads for each disk driveHITACHI LTD·Filed 1994·Granted Mar 18, 1997·61 cites·33 claims
- 2272US7213115B2Storage systemHITACHI LTD·Filed 2004·Granted May 1, 2007·13 cites·12 claims
- 2365US7047256B2Storage device system having bi-directional copy control functionHITACHI LTD·Filed 2004·Granted May 16, 2006·11 cites·6 claims
- 2464US7194590B2Three data center adaptive remote copyHITACHI LTD·Filed 2003·Granted Mar 20, 2007·10 cites·3 claims
- 2561US6237109B1Library unit with spare media and it's computer systemHITACHI LTD·Filed 1998·Granted May 22, 2001·12 cites·20 claims
- 2659US7370099B2Cluster computing system and its failover methodHITACHI LTD·Filed 2003·Granted May 6, 2008·8 cites·15 claims
- 2753US7143252B2Storage apparatus system and method of data backupHITACHI LTD·Filed 2003·Granted Nov 28, 2006·3 cites·6 claims
- 2853US7114049B2Adaptive remote copy in a heterogeneous environmentHITACHI LTD·Filed 2003·Granted Sep 26, 2006·3 cites·13 claims
- 2950US8635427B2Data storage control on storage devicesKAKUI KENTARO·Filed 2012·Granted Jan 21, 2014·0 cites·14 claims
- 3050US7047261B2Method for file level remote copy of a storage deviceHITACHI LTD·Filed 2001·Granted May 16, 2006·1 cites·3 claims
- 3149US2006184502A1Method for file level remote copy of a storage deviceHITACHI LTD·Filed 2006·Application pending·0 cites
- 3246US2011238625A1Information processing system and method of acquiring backup in an information processing systemHITACHI LTD·Filed 2008·Application pending·0 cites
- 3346US2006095709A1Storage system management method and deviceACHIWA KYOSUKE·Filed 2004·Application pending·0 cites
- 3446US2008154777A1Storage control device for protecting an electronic protection object with protection capability required by the protection objectHITACHI LTD·Filed 2007·Application pending·0 cites
- 3544US7290100B2Computer system for managing data transfer between storage sub-systemsHITACHI LTD·Filed 2003·Granted Oct 30, 2007·0 cites·2 claims
- 3644US2007266218A1Storage system and storage control method for the sameACHIWA KYOSUKE·Filed 2006·Application pending·0 cites
- 3744US2019394266A1Cluster storage system, data management control method, and non-transitory computer readable mediumHITACHI LTD·Filed 2019·Application pending·0 cites
- 3842US2003110190A1Method and system for file space managementHITACHI LTD·Filed 2001·Application pending·0 cites
- 3942US2003110254A1Storage apparatusHITACHI LTD·Filed 2002·Application pending·0 cites
- 4037US2019104195A1Computer system and method for controlling communication pathHITACHI LTD·Filed 2018·Application pending·0 cites
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