Inventor · disambiguated record
Naoto Matsunami
Also filed as: MATSUNAMI NAOTO
140 granted patents·15 pending applications·4,395 citations·filing 1992–2015
99Inventor score
Top patents by PatentIndex Score
155 records- 0199US7085904B2Storage system and method for backupHITACHI LTD·Filed 2004·Granted Aug 1, 2006·495 cites·21 claims
- 0298US7970917B2Virtual file servers with storage deviceHITACHI LTD·Filed 2010·Granted Jun 28, 2011·94 cites·11 claims
- 0398US7356660B2Storage deviceHITACHI LTD·Filed 2005·Granted Apr 8, 2008·96 cites·9 claims
- 0497US6775830B1Computer system and a program install method thereofHITACHI LTD·Filed 2000·Granted Aug 10, 2004·122 cites·28 claims
- 0597US6542961B1Disk storage system including a switchHITACHI LTD·Filed 1999·Granted Apr 1, 2003·221 cites·25 claims
- 0696US6694413B1Computer system and snapshot data management method thereofHITACHI LTD·Filed 2000·Granted Feb 17, 2004·180 cites·23 claims
- 0796US6425049B1Disk array system and method of changing the configuration of the disk array systemHITACHI LTD·Filed 2000·Granted Jul 23, 2002·140 cites·13 claims
- 0896US5634111AComputer system including a device with a plurality of identifiersHITACHI LTD·Filed 1993·Granted May 27, 1997·175 cites·8 claims
- 0995US8051244B2Storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2011·Granted Nov 1, 2011·18 cites·12 claims
- 1095US7469289B2Storage system having virtualized resourceHITACHI LTD·Filed 2006·Granted Dec 23, 2008·40 cites·30 claims
- 1195US7330950B2Storage deviceHITACHI LTD·Filed 2005·Granted Feb 12, 2008·31 cites·10 claims
- 1295US7222172B2Storage system having virtualized resourceHITACHI LTD·Filed 2003·Granted May 22, 2007·154 cites·26 claims
- 1395US7069380B2File access method in storage-device system, and programs for the file accessHITACHI LTD·Filed 2003·Granted Jun 27, 2006·111 cites·16 claims
- 1494US7558056B2Disk array deviceHITACHI LTD·Filed 2008·Granted Jul 7, 2009·15 cites·16 claims
- 1594US7222194B2Backup systemHITACHI LTD·Filed 2002·Granted May 22, 2007·95 cites·10 claims
- 1694US7069393B2Storage system providing file aware caching and file aware remote copyHITACHI LTD·Filed 2002·Granted Jun 27, 2006·112 cites·4 claims
- 1794US6912627B2Method of creating a storage area & storage deviceHITACHI LTD·Filed 2001·Granted Jun 28, 2005·94 cites·6 claims
- 1894US6910102B2Disk storage system including a switchHITACHI LTD·Filed 2004·Granted Jun 21, 2005·57 cites·32 claims
- 1994US6850955B2Storage system and control methodHITACHI LTD·Filed 2002·Granted Feb 1, 2005·85 cites·20 claims
- 2093US7937527B2Storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2009·Granted May 3, 2011·18 cites·19 claims
- 2193US7352571B2Disk array deviceHITACHI LTD·Filed 2006·Granted Apr 1, 2008·16 cites·28 claims
- 2293US6810462B2Storage system and method using interface control devices of different typesHITACHI LTD·Filed 2002·Granted Oct 26, 2004·73 cites·8 claims
- 2393US6701411B2Switch and storage system for sending an access request from a host to a storage subsystemHITACHI LTD·Filed 2002·Granted Mar 2, 2004·48 cites·26 claims
- 2492US6499075B2Computer system including a device with a plurality of identifiersHITACHI LTD·Filed 2001·Granted Dec 24, 2002·51 cites·21 claims
- 2591US7752362B2Storage system providing stream-oriented performance assuranceHITACHI LTD·Filed 2008·Granted Jul 6, 2010·21 cites·15 claims
- 2691US7464222B2Storage system with heterogenous storage, creating and copying the file systems, with the write access attributeHITACHI LTD·Filed 2004·Granted Dec 9, 2008·28 cites·5 claims
- 2791US7120768B2Snapshot acquisition method, storage system and disk apparatusHITACHI LTD·Filed 2002·Granted Oct 10, 2006·81 cites·21 claims
- 2891US6775702B2Computer system including a device with a plurality of identifiersHITACHI LTD·Filed 2002·Granted Aug 10, 2004·44 cites·15 claims
- 2990US7805564B2Display apparatus and its method for displaying connections among a host, a logical unit and a storage system in a virtual storage systemHITACHI LTD·Filed 2004·Granted Sep 28, 2010·35 cites·15 claims
- 3090US7249277B2Disk array including plural exchangeable magnetic disk unitHITACHI LTD·Filed 2004·Granted Jul 24, 2007·52 cites·9 claims
- 3190US6484229B1Magnetic disk apparatusHITACHI LTD·Filed 2000·Granted Nov 19, 2002·74 cites·13 claims
- 3289US7120016B2Disk array deviceHITACHI LTD·Filed 2005·Granted Oct 10, 2006·7 cites·20 claims
- 3389US6851029B2Disk storage system including a switchHITACHI LTD·Filed 2003·Granted Feb 1, 2005·32 cites·28 claims
- 3489US5761402AArray type disk system updating redundant data asynchronously with data accessHITACHI LTD·Filed 1994·Granted Jun 2, 1998·120 cites·38 claims
- 3588US7849282B2Filesystem building methodHITACHI LTD·Filed 2005·Granted Dec 7, 2010·15 cites·10 claims
- 3687US7047354B2Storage systemHITACHI LTD·Filed 2003·Granted May 16, 2006·30 cites·13 claims
- 3787US7003687B2Fail-over storage systemHITACHI LTD·Filed 2002·Granted Feb 21, 2006·46 cites·3 claims
- 3886US7036149B2Computer systemHITACHI LTD·Filed 2003·Granted Apr 25, 2006·26 cites·20 claims
- 3986US6950920B1Dual controller system for dynamically allocating control of disk unitsHITACHI LTD·Filed 2005·Granted Sep 27, 2005·13 cites·9 claims
- 4086US6880059B2Dual controller system for dynamically allocating control of disksHITACHI LTD·Filed 2002·Granted Apr 12, 2005·34 cites·21 claims
- 4186US6701410B2Storage system including a switchHITACHI LTD·Filed 2002·Granted Mar 2, 2004·24 cites·29 claims
- 4284US7941600B2Storage systemHITACHI LTD·Filed 2010·Granted May 10, 2011·5 cites·10 claims
- 4384US7617360B2Disk array apparatus and method of controlling the same by a disk array controller having a plurality of processor coresHITACHI LTD·Filed 2005·Granted Nov 10, 2009·14 cites·10 claims
- 4484US7216148B2Storage system having a plurality of controllersHITACHI LTD·Filed 2001·Granted May 8, 2007·34 cites·7 claims
- 4584US7124143B2Data migration in storage systemHITACHI LTD·Filed 2004·Granted Oct 17, 2006·36 cites·21 claims
- 4684US5388087ARecording and reproducing apparatus including changing a reproduction characteristic when an error has occurred in reproduced dataHITACHI LTD·Filed 1992·Granted Feb 7, 1995·27 cites·11 claims
- 4783US7876557B2Disk array deviceHITACHI LTD·Filed 2009·Granted Jan 25, 2011·3 cites·17 claims
- 4883US7346732B2Storage systemHITACHI LTD·Filed 2005·Granted Mar 18, 2008·8 cites·14 claims
- 4983US7191287B2Storage system having a plurality of interfacesHITACHI LTD·Filed 2006·Granted Mar 13, 2007·8 cites·28 claims
- 5083US7136963B2Storage capable of cache assignment modificationHITACHI LTD·Filed 2004·Granted Nov 14, 2006·38 cites·6 claims
Showing the top 50 of 155 patent records by PatentIndex Score.
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