Inventor · disambiguated record
Masaru Kitsuregawa
Also filed as: KITSUREGAWA MASARU
41 granted patents·2 pending applications·340 citations·filing 1989–2021
97Inventor score
Top patents by PatentIndex Score
43 records- 0192US6928451B2Storage system having means for acquiring execution information of database management systemHITACHI LTD·Filed 2002·Granted Aug 9, 2005·75 cites·18 claims
- 0286US7031984B2Disaster recovery processing method and apparatus and storage unit for the sameHITACHI LTD·Filed 2003·Granted Apr 18, 2006·64 cites·17 claims
- 0385US9177027B2Database management system and methodKITSUREGAWA MASARU·Filed 2012·Granted Nov 3, 2015·6 cites·18 claims
- 0485US7657584B2Reorganization method of database and a database reorganization systemHITACHI LTD·Filed 2005·Granted Feb 2, 2010·16 cites·8 claims
- 0585US7054893B2Method and apparatus for relocating data related to database management systemHITACHI LTD·Filed 2002·Granted May 30, 2006·43 cites·10 claims
- 0683US7734616B2Storage system having means for acquiring execution information of database management systemHITACHI LTD·Filed 2005·Granted Jun 8, 2010·11 cites·18 claims
- 0781US10853365B2Database management system, computer, and database management methodHITACHI LTD·Filed 2014·Granted Dec 1, 2020·6 cites·13 claims
- 0881US9959313B2Database management system and method capable of dynamically issuing inputs/outputs and executing operations in parallelKITSUREGAWA MASARU·Filed 2015·Granted May 1, 2018·2 cites·16 claims
- 0981US6928450B2Storage apparatus acquiring static information related to database management systemHITACHI LTD·Filed 2002·Granted Aug 9, 2005·31 cites·23 claims
- 1080US8224812B2Database management system and methodKITSUREGAWA MASARU·Filed 2011·Granted Jul 17, 2012·4 cites·24 claims
- 1175US10649519B2Computer system, method for conserving power, and computerUNIV TOKYO·Filed 2016·Granted May 12, 2020·2 cites·13 claims
- 1275US10452644B2Computer system, method for verifying data, and computerUNIV TOKYO·Filed 2015·Granted Oct 22, 2019·2 cites·13 claims
- 1372US8041707B2Database management system and method capable of dynamically generating new tasks that can be processed in parallelKITSUREGAWA MASARU·Filed 2010·Granted Oct 18, 2011·2 cites·18 claims
- 1469US11176092B2Database management system and anonymization processing methodHITACHI LTD·Filed 2019·Granted Nov 16, 2021·1 cites·13 claims
- 1568US10515078B2Database management apparatus, database management method, and storage mediumHITACHI LTD·Filed 2013·Granted Dec 24, 2019·2 cites·14 claims
- 1668US7395371B2Method of controlling a database management system by changing allocation of cache memoryHITACHI LTD·Filed 2005·Granted Jul 1, 2008·4 cites·21 claims
- 1767US10747773B2Database management system, computer, and database management methodYOSHIDA MICHIKO·Filed 2012·Granted Aug 18, 2020·3 cites·14 claims
- 1864US9639576B2Database management system, computer, and database management methodTOKUDA SEISUKE·Filed 2012·Granted May 2, 2017·2 cites·14 claims
- 1961US7827167B2Database management system and method including a query executor for generating multiple tasksKITSUREGAWA MASARU·Filed 2006·Granted Nov 2, 2010·1 cites·10 claims
- 2060US10885030B2Database management system and computer system having first and second query execution parts which execute database operations in parallelHITACHI LTD·Filed 2013·Granted Jan 5, 2021·1 cites·18 claims
- 2159US11636107B2Database management system, computer, and database management methodHITACHI LTD·Filed 2019·Granted Apr 25, 2023·0 cites·15 claims
- 2259US7925633B2Disaster recovery system suitable for database systemHITACHI LTD·Filed 2004·Granted Apr 12, 2011·6 cites·16 claims
- 2358US7039660B2Disaster recovery processing method and apparatus and storage unit for the sameHITACHI LTD·Filed 2003·Granted May 2, 2006·14 cites·8 claims
- 2457US7441082B2Storage-device resource allocation method and storage deviceHITACHI LTD·Filed 2005·Granted Oct 21, 2008·1 cites·6 claims
- 2549US10417227B2Database management system, computer, and database management methodSHIMIZU AKIRA·Filed 2012·Granted Sep 17, 2019·0 cites·15 claims
- 2648US11709839B2Database system and query execution methodHITACHI LTD·Filed 2021·Granted Jul 25, 2023·0 cites·13 claims
- 2748US11494383B2Database management system and database management methodHITACHI LTD·Filed 2019·Granted Nov 8, 2022·0 cites·11 claims
- 2848US10242053B2Computer and data read methodHITACHI LTD·Filed 2013·Granted Mar 26, 2019·0 cites·18 claims
- 2946US2016335321A1Database management system, computer, and database management methodHITACHI LTD·Filed 2014·Application pending·0 cites
- 3045US5603028AMethod and apparatus for data distributionMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Feb 11, 1997·19 cites·11 claims
- 3143US7421456B2Method and system for data processing with database reorganization for the sameHITACHI LTD·Filed 2005·Granted Sep 2, 2008·0 cites·9 claims
- 3242US10747446B2Computer system and storage device activation control methodHITACHI LTD·Filed 2017·Granted Aug 18, 2020·0 cites·14 claims
- 3341US9842136B2Database management system, computer, and database management methodTOKUDA SEISUKE·Filed 2012·Granted Dec 12, 2017·0 cites·16 claims
- 3441US9710515B2Analysis system, computer system, and analysis method for analyzing behavior of database management systemIDEI HIDEOMI·Filed 2012·Granted Jul 18, 2017·0 cites·25 claims
- 3541US5079736AHigh speed pipeline merge sorter with run length tuning mechanismMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jan 7, 1992·11 cites·3 claims
- 3640US11650988B2Database management system and database processing methodHITACHI LTD·Filed 2020·Granted May 16, 2023·0 cites·15 claims
- 3739US11074271B2Database management system and database management methodHITACHI LTD·Filed 2018·Granted Jul 27, 2021·0 cites·14 claims
- 3839US2018285421A1Database management system and database management methodHITACHI LTD·Filed 2017·Application pending·0 cites
- 3937US11061907B2Database management system and methodHITACHI LTD·Filed 2019·Granted Jul 13, 2021·0 cites·15 claims
- 4036US9841989B2Parallel data processing system, computer, and parallel data processing methodGODA KAZUO·Filed 2012·Granted Dec 12, 2017·0 cites·10 claims
- 4131US5237683AMethod and apparatus for data distributionKITSUREGAWA MASARU·Filed 1990·Granted Aug 17, 1993·5 cites·4 claims
- 4231US5101408AError collection method for sorter systemMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Mar 31, 1992·4 cites·5 claims
- 4329US5396628AMethod of and apparatus for data distribution of processing loadMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Mar 7, 1995·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →