Inventor · disambiguated record
Tsunehiko Baba
Also filed as: BABA TSUNEHIKO
26 granted patents·16 pending applications·219 citations·filing 2002–2025
96Inventor score
Top patents by PatentIndex Score
42 records- 0192US7593974B2Method and database system for duplicating transactions between remote sitesHITACHI LTD·Filed 2006·Granted Sep 22, 2009·24 cites·9 claims
- 0287US7617411B2Cluster system and failover method for cluster systemHITACHI LTD·Filed 2007·Granted Nov 10, 2009·15 cites·15 claims
- 0387US7467322B2Failover method in a cluster computer systemHITACHI LTD·Filed 2005·Granted Dec 16, 2008·18 cites·16 claims
- 0486US12299157B2Policy setting control device, policy setting control method, and policy setting control programHITACHI LTD·Filed 2022·Granted May 13, 2025·1 cites·13 claims
- 0586US8015431B2Cluster system and failover method for cluster systemHITACHI LTD·Filed 2009·Granted Sep 6, 2011·13 cites·15 claims
- 0684US7117393B2Failover method in a redundant computer system with storage devicesHITACHI LTD·Filed 2004·Granted Oct 3, 2006·38 cites·5 claims
- 0778US11467752B2Data migration system and data migration methodHITACHI LTD·Filed 2021·Granted Oct 11, 2022·1 cites·9 claims
- 0878US8195777B2System and method for adding a standby computer into clustered computer systemHANAI TOMOHIRO·Filed 2008·Granted Jun 5, 2012·13 cites·13 claims
- 0978US7992032B2Cluster system and failover method for cluster systemHITACHI LTD·Filed 2007·Granted Aug 2, 2011·9 cites·17 claims
- 1078US7418627B2Cluster system wherein failover reset signals are sent from nodes according to their priorityHITACHI LTD·Filed 2005·Granted Aug 26, 2008·8 cites·8 claims
- 1175US8396830B2Data control method for duplicating data between computer systemsSUTOH ATSUSHI·Filed 2007·Granted Mar 12, 2013·7 cites·17 claims
- 1274US7925922B2Failover method and system for a computer system having clustering configurationHITACHI LTD·Filed 2009·Granted Apr 12, 2011·5 cites·16 claims
- 1373US7383264B2Data control method for duplicating data between computer systemsHITACHI LTD·Filed 2003·Granted Jun 3, 2008·16 cites·16 claims
- 1471US7937376B2Method for changing configuration of servers in a shared-nothing database systemHITACHI LTD·Filed 2006·Granted May 3, 2011·5 cites·17 claims
- 1569US7107481B2Server takeover system and methodHITACHI LTD·Filed 2002·Granted Sep 12, 2006·14 cites·27 claims
- 1668US7853835B2Cluster system wherein failover reset signals are sent from nodes according to their priorityHITACHI LTD·Filed 2008·Granted Dec 14, 2010·3 cites·15 claims
- 1765US7865763B2Data replication methodHITACHI LTD·Filed 2008·Granted Jan 4, 2011·3 cites·20 claims
- 1865US7181479B2Method and database system for duplicating transactions between remote sitesHITACHI LTD·Filed 2003·Granted Feb 20, 2007·9 cites·17 claims
- 1962US7305578B2Failover method in a clustered computer systemHITACHI LTD·Filed 2004·Granted Dec 4, 2007·8 cites·5 claims
- 2062US7107485B2Method, apparatus, and computer readable medium for managing multiple systemHITACHI LTD·Filed 2004·Granted Sep 12, 2006·9 cites·6 claims
- 2158US2025265139A1Missing data imputation device and missing data imputation methodHITACHI LTD·Filed 2024·Application pending·0 cites
- 2253US11520954B2Simulation management method, simulation system, and programHITACHI LTD·Filed 2020·Granted Dec 6, 2022·0 cites·10 claims
- 2353US2025356295A1Supply chain management apparatus, supply chain management method, and supply chain management systemHITACHI LTD·Filed 2025·Application pending·0 cites
- 2453US2025335855A1Supply chain managing device, supply chain managing method, and supply chain management systemHITACHI LTD·Filed 2025·Application pending·0 cites
- 2551US2021097447A1Computer System and Method for Supporting Model SelectionHITACHI LTD·Filed 2020·Application pending·0 cites
- 2648US7886181B2Failure recovery method in cluster systemHITACHI LTD·Filed 2008·Granted Feb 8, 2011·0 cites·14 claims
- 2748US2011179307A1Failover method and system for a computer system having clustering configurationBABA TSUNEHIKO·Filed 2011·Application pending·0 cites
- 2847US8359601B2Data processing method, cluster system, and data processing programHITACHI LTD·Filed 2009·Granted Jan 22, 2013·0 cites·8 claims
- 2947US2010138540A1Method of managing organization of a computer system, computer system, and program for managing organizationHITACHI LTD·Filed 2009·Application pending·0 cites
- 3046US11106650B2Data selection system and data selection methodHITACHI LTD·Filed 2020·Granted Aug 31, 2021·0 cites·15 claims
- 3145US2016019266A1Query generating method and query generating deviceHITACHI LTD·Filed 2013·Application pending·0 cites
- 3244US11556554B2Distributed transaction management method and systemHITACHI LTD·Filed 2022·Granted Jan 17, 2023·0 cites·9 claims
- 3344US2007130220A1Degraded operation technique for error in shared nothing database management systemBABA TSUNEHIKO·Filed 2006·Application pending·0 cites
- 3444US2008282255A1Highly-available application operation method and system, and method and system of changing application version on lineKAWAMOTO SHINICHI·Filed 2007·Application pending·0 cites
- 3543US11494371B2Computer system and data management methodHITACHI LTD·Filed 2020·Granted Nov 8, 2022·0 cites·6 claims
- 3643US2008010545A1Computer system and method for monitoring execution of application programTASHIRO DAISUKE·Filed 2007·Application pending·0 cites
- 3742US2006146809A1Method and apparatus for accessing for storage systemTSURUMI RYOSUKE·Filed 2005·Application pending·0 cites
- 3842US2023097665A1Tag domain presentation device, tag domain presentation method, and information processing system using the sameHITACHI LTD·Filed 2020·Application pending·0 cites
- 3942US2020293030A1Data management system and data management methodHITACHI LTD·Filed 2020·Application pending·0 cites
- 4041US2023060475A1Operation data analysis device, operation data analysis system, and operation data analysis methodHITACHI LTD·Filed 2022·Application pending·0 cites
- 4138US2018046671A1Computer scale-out method, computer system, and storage mediumHITACHI LTD·Filed 2015·Application pending·0 cites
- 4234US2012303725A1Message Distribution System and Message Distribution MethodSATO TATSUYA·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →