Inventor · disambiguated record
Shizuo Yokohata
Also filed as: YOKOHATA SHIZUO
26 granted patents·1 pending application·492 citations·filing 1994–2008
97Inventor score
Top patents by PatentIndex Score
27 records- 0193US6810462B2Storage system and method using interface control devices of different typesHITACHI LTD·Filed 2002·Granted Oct 26, 2004·73 cites·8 claims
- 0288US6886086B2Storage system and data backup method for the sameHITACHI LTD·Filed 2003·Granted Apr 26, 2005·43 cites·19 claims
- 0387US6725293B1Storage subsystem and storage controllerHITACHI LTD·Filed 2000·Granted Apr 20, 2004·32 cites·18 claims
- 0486US7181607B2Storage control apparatusHITACHI SOFTWARE ENG·Filed 2006·Granted Feb 20, 2007·13 cites·21 claims
- 0584US5920893AStorage control and computer system using the sameHITACHI LTD·Filed 1997·Granted Jul 6, 1999·115 cites·19 claims
- 0682US7461245B2Storage subsystem and storage controllerHITACHI LTD·Filed 2006·Granted Dec 2, 2008·7 cites·8 claims
- 0778US6959344B2Method and apparatus for storage systemHITACHI LTD·Filed 2002·Granted Oct 25, 2005·25 cites·18 claims
- 0877US6842793B2Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2003·Granted Jan 11, 2005·19 cites·30 claims
- 0974US6728850B2Storage control systemHITACHI LTD·Filed 2002·Granted Apr 27, 2004·17 cites·15 claims
- 1073US7047329B2Storage subsystem and storage controllerHITACHI LTD·Filed 2003·Granted May 16, 2006·11 cites·21 claims
- 1172US7213141B2Storage subsystem and storage controllerHITACHI LTD·Filed 2004·Granted May 1, 2007·10 cites·13 claims
- 1271US7725611B2Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2008·Granted May 25, 2010·4 cites·12 claims
- 1371US5561825AStorage system and method of remotely controlling the sameHITACHI LTD·Filed 1994·Granted Oct 1, 1996·56 cites·37 claims
- 1470US7099962B2Storage subsystem and storage controllerHITACHI LTD·Filed 2003·Granted Aug 29, 2006·9 cites·13 claims
- 1569US7334100B2Storage system and data backup method for the sameHITACHI LTD·Filed 2004·Granted Feb 19, 2008·11 cites·19 claims
- 1668US7461227B2Storage system and data backup method for the sameHITACHI LTD·Filed 2008·Granted Dec 2, 2008·3 cites·22 claims
- 1767US6948015B2Storage control deviceHITACHI LTD·Filed 2003·Granted Sep 20, 2005·12 cites·17 claims
- 1862US7568132B2Fault data exchange between file server and disk control deviceHITACHI LTD·Filed 2002·Granted Jul 28, 2009·8 cites·6 claims
- 1961US7028085B2Storage-related accounting system and method of the sameHITACHI LTD·Filed 2001·Granted Apr 11, 2006·7 cites·25 claims
- 2060US7444468B2Storage system and method using interface control devices of different typesHITACHI LTD·Filed 2006·Granted Oct 28, 2008·1 cites·13 claims
- 2160US6904469B2Storage control apparatusHITACHI SOFTWARE ENG·Filed 2001·Granted Jun 7, 2005·6 cites·10 claims
- 2259US6934891B2Storage system having trace information fetching structure and method of fetching the sameHITACHI LTD·Filed 2001·Granted Aug 23, 2005·7 cites·8 claims
- 2356US7231491B2Storage system and method using interface control devices of different typesHITACHI LTD·Filed 2004·Granted Jun 12, 2007·3 cites·19 claims
- 2455US8015325B2Storage subsystem and storage controller having memory which stores management information indicating corresponding relations between processors and identifies of logical unitsHITACHI LTD·Filed 2008·Granted Sep 6, 2011·0 cites·37 claims
- 2549US2005122788A1Method and apparatus for verifying data in a storage systemHITACHI LTD·Filed 2004·Application pending·0 cites
- 2647US7478231B2Storage control apparatusHITACHI LTD·Filed 2004·Granted Jan 13, 2009·0 cites·28 claims
- 2747US6981118B2Storage control systemHITACHI LTD·Filed 2004·Granted Dec 27, 2005·0 cites·15 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →