Inventor · disambiguated record
Kazuhisa Fujimoto
Also filed as: FUJIMOTO KAZUHISA
108 granted patents·10 pending applications·1,660 citations·filing 1992–2019
99Inventor score
Files withHITACHI LTD99FUJIMOTO KAZUHISA4MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4FUJIBAYASHI AKIRA3YAMAMOTO YASUTOMO2
Top patents by PatentIndex Score
118 records- 0198US8082389B2Apparatus and method for mirroring data between nonvolatile memory and a hard disk driveFUJIBAYASHI AKIRA·Filed 2009·Granted Dec 20, 2011·93 cites·8 claims
- 0298US7640390B2Flash memory storage systemHITACHI LTD·Filed 2006·Granted Dec 29, 2009·82 cites·19 claims
- 0396US7669019B2Apparatus and method of mirroring data between nonvolatile memory and hard diskHITACHI LTD·Filed 2006·Granted Feb 23, 2010·50 cites·16 claims
- 0496US7464221B2Storage system, storage device, and control method thereofHITACHI LTD·Filed 2005·Granted Dec 9, 2008·49 cites·3 claims
- 0596US5784687ATransmitting-receiving circuit for radiocommunication apparatus, semiconductor integrated circuit device including the circuit, and radiocommunication apparatus including the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jul 21, 1998·106 cites·8 claims
- 0694US7568075B2Apparatus, system and method for making endurance of storage mediaHITACHI LTD·Filed 2005·Granted Jul 28, 2009·42 cites·15 claims
- 0793US6477619B1Disk array controller, its disk array control unit, and increase method of the unitHITACHI LTD·Filed 2000·Granted Nov 5, 2002·71 cites·11 claims
- 0892US6745287B2Disk array control device with an internal connection system for efficient data transferHITACHI LTD·Filed 2003·Granted Jun 1, 2004·51 cites·9 claims
- 0990US7372962B2Storage system executing encryption and decryption processingHITACHI LTD·Filed 2004·Granted May 13, 2008·59 cites·24 claims
- 1090US7069385B2Cluster-type storage system and managing method of the cluster-type storage systemHITACHI LTD·Filed 2004·Granted Jun 27, 2006·57 cites·17 claims
- 1189US6684295B2Disk array control device with two different internal connection systemsHITACHI LTD·Filed 2002·Granted Jan 27, 2004·45 cites·8 claims
- 1288US6484236B2Disk array controller with connection path formed on connection request queue basisHITACHI LTD·Filed 2001·Granted Nov 19, 2002·33 cites·5 claims
- 1387US6915380B2Disk storage system having disk arrays connected with disk adaptors through switchesHITACHI LTD·Filed 2002·Granted Jul 5, 2005·46 cites·21 claims
- 1487US6578108B1Disk array control device with an internal connection system for efficient data transferHITACHI LTD·Filed 2000·Granted Jun 10, 2003·34 cites·2 claims
- 1586US8332582B2Storage system, storage device, and control method thereofNAKAMURA SHUJI·Filed 2008·Granted Dec 11, 2012·10 cites·19 claims
- 1686US7962704B2Storage system of storage hierarchy devices and a method of controlling storage hierarchy devices based on a user policy of I/O performance and power consumptionHITACHI LTD·Filed 2009·Granted Jun 14, 2011·12 cites·15 claims
- 1785US9251063B2Storage system including a plurality of flash memory devicesHITACHI LTD·Filed 2013·Granted Feb 2, 2016·5 cites·21 claims
- 1885US6988087B2Service method of a rental storage and a rental storage systemHITACHI LTD·Filed 2001·Granted Jan 17, 2006·39 cites·7 claims
- 1985US6502167B1Duplicated shared memory controller for disk arrayHITACHI LTD·Filed 2000·Granted Dec 31, 2002·39 cites·9 claims
- 2085US6385681B1Disk array control device with two different internal connection systemsHITACHI LTD·Filed 1999·Granted May 7, 2002·90 cites·14 claims
- 2184US7711896B2Storage system that is connected to external storageHITACHI LTD·Filed 2007·Granted May 4, 2010·10 cites·11 claims
- 2284US7228380B2Storage system that is connected to external storageHITACHI LTD·Filed 2003·Granted Jun 5, 2007·29 cites·20 claims
- 2384US6629204B2Disk array controller including a plurality of access pathsHITACHI LTD·Filed 2002·Granted Sep 30, 2003·35 cites·16 claims
- 2482US8166270B2Storage control apparatus, data management system and data management method for determining storage heirarchy based on a user policyFUJIBAYASHI AKIRA·Filed 2011·Granted Apr 24, 2012·5 cites·15 claims
- 2582US7549016B2Storage control apparatus for selecting storage media based on a user-specified performance requirementHITACHI LTD·Filed 2006·Granted Jun 16, 2009·9 cites·5 claims
- 2682US6915389B2Storage system, disk control cluster, and its increase methodHITACHI LTD·Filed 2002·Granted Jul 5, 2005·29 cites·26 claims
- 2781US8464644B2Rotary table assemblyFUJIMOTO KAZUHISA·Filed 2011·Granted Jun 18, 2013·4 cites·3 claims
- 2881US7467238B2Disk controller and storage systemHITACHI LTD·Filed 2005·Granted Dec 16, 2008·9 cites·9 claims
- 2981US7464223B2Storage system including storage adapters, a monitoring computer and external storageHITACHI LTD·Filed 2007·Granted Dec 9, 2008·9 cites·10 claims
- 3081US7426646B2Computer apparatus, storage apparatus, system management apparatus, and hard disk unit power supply controlling methodHITACHI LTD·Filed 2005·Granted Sep 16, 2008·8 cites·20 claims
- 3181US7171522B2Storage system including storage adaptors having cache memories and grasping usage situation of each cache memory and equalizing usage of cache memoriesHITACHI LTD·Filed 2004·Granted Jan 30, 2007·26 cites·10 claims
- 3281US7120739B2Storage systemHITACHI LTD·Filed 2004·Granted Oct 10, 2006·24 cites·18 claims
- 3380US7275050B2Storage system, a method of file data backup and method of copying of file dataHITACHI LTD·Filed 2001·Granted Sep 25, 2007·25 cites·48 claims
- 3480US6647461B2Disk array controller, its disk array control unit, and increase method of the unitHITACHI LTD·Filed 2003·Granted Nov 11, 2003·20 cites·8 claims
- 3579US7249220B2Storage systemHITACHI LTD·Filed 2006·Granted Jul 24, 2007·7 cites·28 claims
- 3678US6950914B2Storage systemHITACHI LTD·Filed 2003·Granted Sep 27, 2005·24 cites·22 claims
- 3777US8526615B2Storage system executing encryption and decryption processingFUJIMOTO KAZUHISA·Filed 2011·Granted Sep 3, 2013·4 cites·6 claims
- 3877US6957303B2System and managing method for cluster-type storageHITACHI LTD·Filed 2003·Granted Oct 18, 2005·20 cites·15 claims
- 3976US7903816B2Storage system executing encryption and decryption processingHITACHI LTD·Filed 2008·Granted Mar 8, 2011·5 cites·8 claims
- 4076US7149886B2Computer system using disk controller and operating service thereofHITACHI LTD·Filed 2004·Granted Dec 12, 2006·16 cites·15 claims
- 4176US6519680B2Disk array controller, its disk array control unit, and increase method of the unitHITACHI LTD·Filed 2002·Granted Feb 11, 2003·16 cites·1 claims
- 4275US7640443B2Computer apparatus, storage apparatus, system management apparatus, and hard disk unit power supply controlling methodHITACHI LTD·Filed 2008·Granted Dec 29, 2009·5 cites·4 claims
- 4375US6850998B2Disk array system and a method for controlling the disk array systemHITACHI LTD·Filed 2002·Granted Feb 1, 2005·21 cites·21 claims
- 4474US11150829B2Storage system and data control methodHITACHI LTD·Filed 2019·Granted Oct 19, 2021·1 cites·6 claims
- 4574US8105772B2DNA detection method using molecular beacon with the use of monomer emission/excimer emission switching of fluorescent moleculeINOUYE MASAHIKO·Filed 2004·Granted Jan 31, 2012·10 cites·18 claims
- 4673US7167949B2Multi-processor type storage control apparatus for performing access control through selectorHITACHI LTD·Filed 2005·Granted Jan 23, 2007·4 cites·8 claims
- 4772US9015111B2Storage system and storage system control methodHITACHI LTD·Filed 2013·Granted Apr 21, 2015·3 cites·15 claims
- 4872US7584365B2Storage systemHITACHI LTD·Filed 2005·Granted Sep 1, 2009·4 cites·7 claims
- 4972US6839805B2Disk array control device with an internal connection system for efficient data transferHITACHI LTD·Filed 2004·Granted Jan 4, 2005·10 cites·10 claims
- 5071US6868438B2Storage system, disk control cluster and a method of increasing of disk control clusterHITACHI LTD·Filed 2002·Granted Mar 15, 2005·13 cites·8 claims
Showing the top 50 of 118 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →