Inventor · disambiguated record
Takashige Iwamura
Also filed as: IWAMURA TAKASHIGE
62 granted patents·12 pending applications·799 citations·filing 2002–2022
99Inventor score
Top patents by PatentIndex Score
74 records- 0198US7640390B2Flash memory storage systemHITACHI LTD·Filed 2006·Granted Dec 29, 2009·82 cites·19 claims
- 0296US7865678B2Remote copy system maintaining consistencyHITACHI LTD·Filed 2007·Granted Jan 4, 2011·50 cites·9 claims
- 0396US7330948B2Method for remote copy pair migrationHITACHI LTD·Filed 2005·Granted Feb 12, 2008·59 cites·20 claims
- 0495US7739540B2Information system, data transfer method and data protection methodHITACHI LTD·Filed 2007·Granted Jun 15, 2010·40 cites·14 claims
- 0595US7197615B2Remote copy system maintaining consistencyHITACHI LTD·Filed 2004·Granted Mar 27, 2007·99 cites·18 claims
- 0694US6895483B2Method and apparatus for data relocation between storage subsystemsHITACHI LTD·Filed 2002·Granted May 17, 2005·76 cites·17 claims
- 0790US7802131B2Information system and data transfer methodHITACHI LTD·Filed 2007·Granted Sep 21, 2010·18 cites·12 claims
- 0889US7934065B2Computer system storing data on multiple storage systemsHITACHI LTD·Filed 2010·Granted Apr 26, 2011·10 cites·19 claims
- 0989US7650477B2Method for changing a remote copy pairHITACHI LTD·Filed 2007·Granted Jan 19, 2010·18 cites·4 claims
- 1089US7512755B2Computer system storing data on multiple storage systemsHITACHI LTD·Filed 2005·Granted Mar 31, 2009·18 cites·16 claims
- 1188US8386839B2Information system and data transfer methodHITACHI LTD·Filed 2011·Granted Feb 26, 2013·9 cites·11 claims
- 1287US8090979B2Information system and data transfer methodWATANABE YASUO·Filed 2010·Granted Jan 3, 2012·10 cites·15 claims
- 1386US7925914B2Information system, data transfer method and data protection methodHITACHI LTD·Filed 2010·Granted Apr 12, 2011·7 cites·15 claims
- 1486US7461226B2Multi-site remote-copy systemHITACHI LTD·Filed 2007·Granted Dec 2, 2008·14 cites·8 claims
- 1584US7404035B2System for controlling spinning of diskHITACHI LTD·Filed 2005·Granted Jul 22, 2008·12 cites·5 claims
- 1682US7227713B2Storage system controlling power supply module and fanHITACHI LTD·Filed 2005·Granted Jun 5, 2007·8 cites·18 claims
- 1781US8281179B2Information system, data transfer method and data protection methodAKUTSU HIROAKI·Filed 2011·Granted Oct 2, 2012·5 cites·16 claims
- 1880US7809909B2Remote copy networkHITACHI LTD·Filed 2007·Granted Oct 5, 2010·7 cites·10 claims
- 1980US7765370B2Computer system storing data on multiple storage systemsHITACHI LTD·Filed 2009·Granted Jul 27, 2010·7 cites·8 claims
- 2080US7228398B2Multi-site remote-copy systemHITACHI LTD·Filed 2006·Granted Jun 5, 2007·14 cites·28 claims
- 2180US7130974B2Multi-site remote-copy systemHITACHI LTD·Filed 2003·Granted Oct 31, 2006·24 cites·17 claims
- 2279US7908433B2Virtual volume control method involving device stopHITACHI LTD·Filed 2010·Granted Mar 15, 2011·4 cites·5 claims
- 2378US7831687B2Storage system managing data through a wide area networkHITACHI LTD·Filed 2008·Granted Nov 9, 2010·6 cites·3 claims
- 2478US7680981B2Virtual volume control method involving device stopHITACHI LTD·Filed 2006·Granted Mar 16, 2010·7 cites·13 claims
- 2578US7529950B2Information processing system, control method for information processing system, and storage systemHITACHI LTD·Filed 2005·Granted May 5, 2009·9 cites·20 claims
- 2678US7100070B2Computer system capable of fast failover upon failureHITACHI LTD·Filed 2004·Granted Aug 29, 2006·25 cites·10 claims
- 2777US7305531B2Remote copy networkHITACHI LTD·Filed 2006·Granted Dec 4, 2007·6 cites·20 claims
- 2877US7281098B2Computer system for remote copyHITACHI LTD·Filed 2005·Granted Oct 9, 2007·8 cites·17 claims
- 2977US7225190B2Remote copying system with consistency guaranteed between a pairHITACHI LTD·Filed 2004·Granted May 29, 2007·18 cites·14 claims
- 3075US7954003B2Fault management system in multistage copy configurationHITACHI LTD·Filed 2009·Granted May 31, 2011·6 cites·6 claims
- 3175US7472173B2Remote data copying among storage systemsHITACHI LTD·Filed 2004·Granted Dec 30, 2008·17 cites·6 claims
- 3275US7437389B2Remote copy systemHITACHI LTD·Filed 2005·Granted Oct 14, 2008·7 cites·19 claims
- 3374US7454582B2Initial copy systemHITACHI LTD·Filed 2005·Granted Nov 18, 2008·7 cites·20 claims
- 3473US7007147B2Method and apparatus for data relocation between storage subsystemsHITACHI LTD·Filed 2005·Granted Feb 28, 2006·4 cites·8 claims
- 3572US8125726B2Storage system controlling power supply module and fanYAMAMOTO AKIRA·Filed 2010·Granted Feb 28, 2012·2 cites·16 claims
- 3672US7634626B2Remote copy systemHITACHI LTD·Filed 2004·Granted Dec 15, 2009·12 cites·10 claims
- 3772US7254620B2Storage systemHITACHI LTD·Filed 2002·Granted Aug 7, 2007·15 cites·24 claims
- 3871US8832397B2Information system and data transfer method of information systemIWAMURA TAKASHIGE·Filed 2012·Granted Sep 9, 2014·2 cites·14 claims
- 3969US7441029B2Storage system managing data through a wide area networkHITACHI LTD·Filed 2002·Granted Oct 21, 2008·11 cites·12 claims
- 4068US8595453B2Information system and data transfer method of information systemIWAMURA TAKASHIGE·Filed 2007·Granted Nov 26, 2013·3 cites·23 claims
- 4167US7337292B2Method and apparatus for data relocation between storage subsystemsHITACHI LTD·Filed 2007·Granted Feb 26, 2008·2 cites·11 claims
- 4266US7200725B2Storage remote copy systemHITACHI LTD·Filed 2004·Granted Apr 3, 2007·10 cites·12 claims
- 4364US7461224B2Remote copy systemHITACHI LTD·Filed 2006·Granted Dec 2, 2008·6 cites·19 claims
- 4463US7710680B2Storage system controlling power supply module and fanHITACHI LTD·Filed 2007·Granted May 4, 2010·1 cites·33 claims
- 4562US7900013B2Method and computer for determining storage deviceHITACHI LTD·Filed 2008·Granted Mar 1, 2011·2 cites·5 claims
- 4662US7644301B2Fault management system in multistage copy configurationHITACHI LTD·Filed 2005·Granted Jan 5, 2010·2 cites·16 claims
- 4761US8924637B2Flash memory storage systemHITACHI LTD·Filed 2012·Granted Dec 30, 2014·1 cites·6 claims
- 4861US7143253B2Remote copy systemHITACHI LTD·Filed 2004·Granted Nov 28, 2006·6 cites·18 claims
- 4960US8359426B2Flash memory storage systemHITACHI LTD·Filed 2012·Granted Jan 22, 2013·1 cites·25 claims
- 5060US7899981B2Flash memory storage systemHITACHI LTD·Filed 2009·Granted Mar 1, 2011·2 cites·19 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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