Inventor · disambiguated record
Yoji Nakatani
Also filed as: NAKATANI YOJI
38 granted patents·15 pending applications·477 citations·filing 1999–2015
98Inventor score
Top patents by PatentIndex Score
53 records- 0196US8539076B2Inter-server dynamic transfer method for virtual file serversNAKATANI YOJI·Filed 2007·Granted Sep 17, 2013·68 cites·12 claims
- 0296US8117151B2File system migration in storage systemNAKATANI YOJI·Filed 2010·Granted Feb 14, 2012·41 cites·8 claims
- 0396US7284041B2Method for accessing distributed file systemHITACHI LTD·Filed 2005·Granted Oct 16, 2007·51 cites·27 claims
- 0489US7546325B2Backup system, file server and backup methodHITACHI LTD·Filed 2006·Granted Jun 9, 2009·22 cites·5 claims
- 0588US8738874B2Storage controller and storage control method for snapshot acquisition and remote copying of a snapshotHITACHI LTD·Filed 2013·Granted May 27, 2014·9 cites·10 claims
- 0688US7716319B2Computer system and method for managing log informationHITACHI LTD·Filed 2005·Granted May 11, 2010·19 cites·8 claims
- 0788US7143146B2Method for accessing distributed file systemHITACHI LTD·Filed 2003·Granted Nov 28, 2006·38 cites·13 claims
- 0887US8370910B2File server for translating user identifierHITACHI LTD·Filed 2010·Granted Feb 5, 2013·9 cites·3 claims
- 0986US7363352B2Method for accessing distributed file systemHITACHI LTD·Filed 2006·Granted Apr 22, 2008·10 cites·25 claims
- 1086US7200622B2Inter-server dynamic transfer method for virtual file serversHITACHI LTD·Filed 2004·Granted Apr 3, 2007·40 cites·7 claims
- 1185US7885930B2Storage system, NAS server and snapshot acquisition methodHITACHI LTD·Filed 2006·Granted Feb 8, 2011·13 cites·6 claims
- 1284US7404035B2System for controlling spinning of diskHITACHI LTD·Filed 2005·Granted Jul 22, 2008·12 cites·5 claims
- 1383US8700573B2File storage service system, file management device, file management method, ID denotative NAS server and file reading methodENKO YUTAKA·Filed 2012·Granted Apr 15, 2014·7 cites·4 claims
- 1483US8271753B2Storage controller and storage control method for copying a snapshot using copy difference informationNEMOTO JUN·Filed 2008·Granted Sep 18, 2012·11 cites·11 claims
- 1582US7469260B2File storage service system, file management device, file management method, ID denotative NAS server and file reading methodHITACHI LTD·Filed 2003·Granted Dec 23, 2008·28 cites·9 claims
- 1677US7548959B2Method for accessing distributed file systemHITACHI LTD·Filed 2008·Granted Jun 16, 2009·5 cites·14 claims
- 1774US7668882B2File system migration in storage systemHITACHI LTD·Filed 2005·Granted Feb 23, 2010·5 cites·23 claims
- 1874US7047355B2Updated data write method using journal logHITACHI LTD·Filed 2003·Granted May 16, 2006·17 cites·14 claims
- 1971US8375002B2Storage system, NAS server and snapshot acquisition methodHITACHI LTD·Filed 2012·Granted Feb 12, 2013·2 cites·18 claims
- 2069US8117161B2Storage system, NAS server and snapshot acquisition methodANZAI TOMOYA·Filed 2011·Granted Feb 14, 2012·2 cites·8 claims
- 2167US7653935B2File server for translating user identifierHITACHI LTD·Filed 2005·Granted Jan 26, 2010·3 cites·3 claims
- 2267US7296041B2Inter-server dynamic transfer method for virtual file serversHITACHI LTD·Filed 2004·Granted Nov 13, 2007·8 cites·8 claims
- 2367US7222168B2Computer systemHITACHI LTD·Filed 2003·Granted May 22, 2007·12 cites·13 claims
- 2466US7206864B2Network protocol processing deviceHITACHI LTD·Filed 2004·Granted Apr 17, 2007·11 cites·1 claims
- 2564US7587506B2Computer system and data backup method in computer systemHITACHI LTD·Filed 2005·Granted Sep 8, 2009·3 cites·20 claims
- 2660US9298734B2Storage system, computer system and data migration methodHITACHI LTD·Filed 2014·Granted Mar 29, 2016·1 cites·10 claims
- 2760US7222215B2NAS with WORM functionHITACHI LTD·Filed 2004·Granted May 22, 2007·6 cites·10 claims
- 2859US8161133B2Network storage system with a clustered configuration sharing a namespace, and control method thereforNAKATANI YOJI·Filed 2009·Granted Apr 17, 2012·1 cites·12 claims
- 2957US8190573B2File storage service system, file management device, file management method, ID denotative NAS server and file reading methodENKO YUTAKA·Filed 2008·Granted May 29, 2012·1 cites·17 claims
- 3057US6487632B1Emulation technique for variable-length disk system to access data in a fixed-length disk systemHITACHI LTD·Filed 1999·Granted Nov 26, 2002·12 cites·9 claims
- 3156US7451279B2Storage system comprising a shared memory to access exclusively managed dataHITACHI LTD·Filed 2004·Granted Nov 11, 2008·4 cites·12 claims
- 3256US2009228496A1Method for accessing distributed file systemHITACHI LTD·Filed 2009·Application pending·0 cites
- 3355US7266644B2Storage system and file-reference method of remote-site storage systemHITACHI LTD·Filed 2004·Granted Sep 4, 2007·3 cites·12 claims
- 3453US8661215B2System and method of acquiring and copying snapshotsNEMOTO JUN·Filed 2012·Granted Feb 25, 2014·0 cites·10 claims
- 3553US2009094246A1File system access control apparatus, file system access control method and recording medium including file system access control programISHII YOHSUKE·Filed 2008·Application pending·0 cites
- 3652US2009063793A1Storage system, data management apparatus and management allocation method thereofHITACHI LTD·Filed 2008·Application pending·0 cites
- 3752US2008270699A1System for controlling spinning of diskHITACHI LTD·Filed 2008·Application pending·0 cites
- 3850US2007271414A1Storage system and file-reference method of remote-site storage systemNAKATANI YOJI·Filed 2007·Application pending·0 cites
- 3949US7574557B2Updated data write method using journal logHITACHI LTD·Filed 2006·Granted Aug 11, 2009·0 cites·5 claims
- 4049US2007220205A1Nas with worm functionSONODA KOJI·Filed 2007·Application pending·0 cites
- 4148US2007245102A1Storage system, data management apparatus and management method thereofHITACHI LTD·Filed 2006·Application pending·0 cites
- 4247US2006190925A1File system access control apparatus, file system access control method and recording medium including file system access control programISHII YOHSUKE·Filed 2005·Application pending·0 cites
- 4347US2006129513A1Network storage system with a clustered configuration sharing a namespace, and control method thereforNAKATANI YOJI·Filed 2005·Application pending·0 cites
- 4446US10657105B2Method and computer system for sharing objectsHITACHI LTD·Filed 2014·Granted May 19, 2020·0 cites·11 claims
- 4546US2006085487A1Computer for storage device and method of control for storage deviceHARA JUNICHI·Filed 2004·Application pending·0 cites
- 4645US2006020572A1Computer, storage system, file management method done by the computer, and programISHII YOHSUKE·Filed 2004·Application pending·0 cites
- 4743US2007220071A1Storage system, data migration method and server apparatusHITACHI LTD·Filed 2006·Application pending·0 cites
- 4843US2007192375A1Method and computer system for updating data when reference load is balanced by mirroringNAKATANI YOJI·Filed 2006·Application pending·0 cites
- 4943US2007094235A1Storage system and method of controlling storage systemHITACHI LTD·Filed 2005·Application pending·0 cites
- 5040US7249119B2System for managing access and storage of worm files without sending parameters for associated file accessHITACHI LTD·Filed 2004·Granted Jul 24, 2007·3 cites·7 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →