Inventor · disambiguated record
Kiichiro Urabe
Also filed as: URABE KIICHIRO
33 granted patents·3 pending applications·627 citations·filing 1981–2010
97Inventor score
Top patents by PatentIndex Score
36 records- 0197US7203807B2Storage system making possible data synchronization confirmation at time of asynchronous remote copyHITACHI LTD·Filed 2005·Granted Apr 10, 2007·103 cites·12 claims
- 0296US6591351B1Storage system making possible data synchronization confirmation at time of asynchronous remote copyHITACHI LTD·Filed 2000·Granted Jul 8, 2003·126 cites·14 claims
- 0386US7191251B2Storage control sub-system comprising virtual storage unitsHITACHI LTD·Filed 2004·Granted Mar 13, 2007·38 cites·9 claims
- 0486US6950915B2Data storage subsystemHITACHI LTD·Filed 2003·Granted Sep 27, 2005·57 cites·19 claims
- 0583US7809907B2System and method for backup by splitting a copy pair and storing a snapshotHITACHI LTD·Filed 2006·Granted Oct 5, 2010·12 cites·11 claims
- 0682US7526618B2Storage control systemHITACHI LTD·Filed 2006·Granted Apr 28, 2009·11 cites·11 claims
- 0778US6907543B2Data storage systemHITACHI LTD·Filed 2001·Granted Jun 14, 2005·24 cites·7 claims
- 0877US6842793B2Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2003·Granted Jan 11, 2005·19 cites·30 claims
- 0973US7617227B2Storage control sub-system comprising virtual storage unitsHITACHI LTD·Filed 2007·Granted Nov 10, 2009·5 cites·10 claims
- 1072US4399435AMemory control unit in a display apparatus having a buffer memoryHITACHI LTD·Filed 1981·Granted Aug 16, 1983·25 cites·14 claims
- 1171US7725611B2Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2008·Granted May 25, 2010·4 cites·12 claims
- 1271US7376804B2Storage system, backup system, and backup methodHITACHI LTD·Filed 2006·Granted May 20, 2008·5 cites·12 claims
- 1369US7496718B2Data transfer and access control between disk array systemsHITACHI LTD·Filed 2004·Granted Feb 24, 2009·12 cites·14 claims
- 1468US4649377ASplit image display control unitHITACHI LTD·Filed 1984·Granted Mar 10, 1987·21 cites·4 claims
- 1567US6772304B2Control method for a data storage systemHITACHI LTD·Filed 2001·Granted Aug 3, 2004·11 cites·8 claims
- 1666US7412573B2Storage device and device changeover control method for storage devicesHITACHI LTD·Filed 2004·Granted Aug 12, 2008·12 cites·17 claims
- 1764US7243196B2Disk array apparatus, and method for avoiding data corruption by simultaneous access by local and remote host deviceHITACHI LTD·Filed 2004·Granted Jul 10, 2007·10 cites·20 claims
- 1861US7464235B2Storage system and control method thereof, and computer program productHITACHI LTD·Filed 2005·Granted Dec 9, 2008·2 cites·12 claims
- 1961US5265204AMethod and apparatus for bit operational processHITACHI LTD·Filed 1992·Granted Nov 23, 1993·36 cites·182 claims
- 2060US7114046B2Storage system, backup system, and backup methodHITACHI LTD·Filed 2004·Granted Sep 26, 2006·7 cites·17 claims
- 2158US8151070B2System and method for backup by splitting a copy pair and storing a snapshotURATANI IKUO·Filed 2010·Granted Apr 3, 2012·1 cites·9 claims
- 2258US6499056B1First host computer through a first interface sending to a second host computer a message including information about transfer data written to a storage subsystem through a second interfaceHITACHI LTD·Filed 1998·Granted Dec 24, 2002·33 cites·16 claims
- 2355US6760824B2Storage system making possible data synchronization confirmation at time of asynchronous remote copyHITACHI LTD·Filed 2003·Granted Jul 6, 2004·8 cites·4 claims
- 2454US7769968B2Storage control systemHITACHI LTD·Filed 2009·Granted Aug 3, 2010·0 cites·11 claims
- 2554US7136975B2Storage system, storage control device, and data relay method using storage control deviceHITACHI LTD·Filed 2004·Granted Nov 14, 2006·4 cites·12 claims
- 2652US6904503B2Storage system making possible data synchronization confirmation at time of asynchronous remote copyHITACHI LTD·Filed 2004·Granted Jun 7, 2005·7 cites·17 claims
- 2751US7437424B2Storage systemHITACHI LTD·Filed 2002·Granted Oct 14, 2008·2 cites·3 claims
- 2849US2005122788A1Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2004·Application pending·0 cites
- 2947US2009228672A1Remote copy system and check methodHITACHI LTD·Filed 2008·Application pending·0 cites
- 3045US2011258377A1Disk array system and command processing method for disk array systemHITACHI LTD·Filed 2009·Application pending·0 cites
- 3142US5034900AMethod and apparatus for bit operational processHITACHI LTD·Filed 1985·Granted Jul 23, 1991·9 cites·29 claims
- 3239US6437790B1Apparatus for bit operational processHITACHI LTD·Filed 1995·Granted Aug 20, 2002·10 cites·6 claims
- 3335US8566551B2Information apparatus and method for controlling the sameURATANI IKUO·Filed 2010·Granted Oct 22, 2013·0 cites·14 claims
- 3435US6552730B1Method and apparatus for bit operational processHITACHI LTD·Filed 1995·Granted Apr 22, 2003·6 cites·6 claims
- 3535US5175816AMethod and apparatus for bit operational processHITACHI LTD·Filed 1991·Granted Dec 29, 1992·7 cites·70 claims
- 3630USRE34635EMethod and apparatus for bit operational processHITACHI LTD·Filed 1992·Granted Jun 7, 1994·0 cites·29 claims
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