Inventor · disambiguated record
Masashi Tsuchida
Also filed as: TSUCHIDA MASASHI
46 granted patents·20 pending applications·1,927 citations·filing 1985–2018
99Inventor score
Top patents by PatentIndex Score
66 records- 0196US6567806B1System and method for implementing hash-based load-balancing query processing in a multiprocessor database systemHITACHI LTD·Filed 2000·Granted May 20, 2003·108 cites·30 claims
- 0295US5091852ASystem for optimizing query processing in a relational databaseHITACHI LTD·Filed 1989·Granted Feb 25, 1992·232 cites·7 claims
- 0394US6026394ASystem and method for implementing parallel operations in a database management systemHITACHI LTD·Filed 1998·Granted Feb 15, 2000·173 cites·31 claims
- 0493US6510428B2Method and system of database divisional management for parallel database systemHITACHI LTD·Filed 2001·Granted Jan 21, 2003·72 cites·16 claims
- 0593US5806059ADatabase management system and method for query process for the sameHITACHI LTD·Filed 1997·Granted Sep 8, 1998·153 cites·16 claims
- 0691US6801921B2Method and system for managing multiple database storage unitsHITACHI LTD·Filed 2001·Granted Oct 5, 2004·53 cites·17 claims
- 0790US6101495AMethod of executing partition operations in a parallel database systemHITACHI LTD·Filed 1998·Granted Aug 8, 2000·106 cites·19 claims
- 0890US5813005AMethod and system of database divisional management for parallel database systemHITACHI LTD·Filed 1994·Granted Sep 22, 1998·85 cites·39 claims
- 0989US4967341AMethod and apparatus for processing data baseHITACHI LTD·Filed 1989·Granted Oct 30, 1990·77 cites·15 claims
- 1088US6564205B2Querying parallel database system that execute stored procedures using abstract data type attributes, retrieving location information of data, sub-data between first and second serverHITACHI LTD·Filed 2001·Granted May 13, 2003·49 cites·21 claims
- 1188US5983228AParallel database management method and parallel database management systemHITACHI LTD·Filed 1998·Granted Nov 9, 1999·88 cites·16 claims
- 1287US6256621B1Database management system and query operation therefor, including processing plural database operation requests based on key range of hash codeHITACHI LTD·Filed 1999·Granted Jul 3, 2001·85 cites·23 claims
- 1382US7321907B2Method and system for managing multiple database storage unitsHITACHI LTD·Filed 2004·Granted Jan 22, 2008·22 cites·4 claims
- 1481US5237661ABuffer management method and system therefor using an I/O buffer on main memory and utilizing virtual memory and page fixingHITACHI LTD·Filed 1990·Granted Aug 17, 1993·91 cites·3 claims
- 1580US6829623B2Method and system for managing multiple database storage unitsHITACHI LTD·Filed 2001·Granted Dec 7, 2004·20 cites·23 claims
- 1678US6374238B1Routine executing method in database systemHITACHI LTD·Filed 2000·Granted Apr 16, 2002·20 cites·12 claims
- 1777US5983213ADatabase processing method and apparatus using handleHITACHI LTD·Filed 1997·Granted Nov 9, 1999·36 cites·24 claims
- 1877US5940289AParallel database system retrieval method of a relational database management system using initial data retrieval query and subsequent sub-data utilization query processing for minimizing query timeHITACHI LTD·Filed 1997·Granted Aug 17, 1999·53 cites·34 claims
- 1976US6556988B2Database management apparatus and query operation therefor, including processing plural database operation requests based on key range of hash codeHITACHI LTD·Filed 2001·Granted Apr 29, 2003·23 cites·3 claims
- 2075US5317727AMethod apparatus for determining prefetch operating for a data baseHITACHI SOFTWARE ENG·Filed 1989·Granted May 31, 1994·52 cites·18 claims
- 2174US6694312B2Database processing method and apparatus for processing data by analyzing query inputHITACHI LTD·Filed 2001·Granted Feb 17, 2004·24 cites·9 claims
- 2274US6192359B1Method and system of database divisional management for parallel database systemHITACHI LTD·Filed 1999·Granted Feb 20, 2001·55 cites·36 claims
- 2374US4916655AMethod and apparatus for retrieval of a search stringHITACHI LTD·Filed 1987·Granted Apr 10, 1990·54 cites·4 claims
- 2463US7599910B1Method and system of database divisional management for parallel database systemHITACHI LTD·Filed 2000·Granted Oct 6, 2009·7 cites·3 claims
- 2562US7113951B2Method and system for detecting tables to be modifiedHITACHI LTD·Filed 2003·Granted Sep 26, 2006·8 cites·12 claims
- 2661US6728710B2Database processing method, apparatus for implementing same, and medium containing processing program thereforHITACHI LTD·Filed 2002·Granted Apr 27, 2004·5 cites·6 claims
- 2759US6938043B2Database processing method, apparatus for implementing same, and medium containing processing program thereforHITACHI LTD·Filed 2003·Granted Aug 30, 2005·4 cites·12 claims
- 2858US7225179B2Querying database system to execute stored procedures using abstract data type attributes, retrieving location information of data, sub-data between first and second serversHITACHI LTD·Filed 2005·Granted May 29, 2007·3 cites·15 claims
- 2957US6959302B2Querying database system to execute stored procedures using abstract data type attributes, retrieving location information of data, sub-data between first and second serversHITACHI LTD·Filed 2003·Granted Oct 25, 2005·3 cites·4 claims
- 3056US6327585B1Database processing method and apparatus using handleHITACHI LTD·Filed 1999·Granted Dec 4, 2001·12 cites·16 claims
- 3155US6505199B1Database processing method, apparatus for implementing same, and medium containing processing program thereforHITACHI LTD·Filed 1999·Granted Jan 7, 2003·19 cites·14 claims
- 3255US5930800AExecution of user defined ADT function implemented by embedded module in a database management methodHITACHI LTD·Filed 1997·Granted Jul 27, 1999·13 cites·11 claims
- 3353US9892187B2Data analysis method, data analysis device, and storage medium storing processing program for sameTSUCHIDA MASASHI·Filed 2012·Granted Feb 13, 2018·2 cites·20 claims
- 3453US7100126B2Electrical form design and management method, and recording mediumHITACHI LTD·Filed 2003·Granted Aug 29, 2006·4 cites·6 claims
- 3553US5185888AMethod and apparatus for data merging/sorting and searching using a plurality of bit-sliced processing unitsHITACHI LTD·Filed 1985·Granted Feb 9, 1993·20 cites·8 claims
- 3653US2009024384A1Data processing method and system, program for realizing the method, and computer readable storage medium storing the programKOBAYASHI SUSUMU·Filed 2008·Application pending·0 cites
- 3752US2007226179A1Querying database system to execute stored procedures using abstract data type attributes, retrieving location information of data, sub-data between first and second serversIWATA MORIHIRO·Filed 2007·Application pending·0 cites
- 3850US6405193B2Database processing method and apparatus using handleHITACHI LTD·Filed 2001·Granted Jun 11, 2002·5 cites·15 claims
- 3950US2010042637A1Method and system of database divisional management for parallel database systemTSUCHIDA MASASHI·Filed 2009·Application pending·0 cites
- 4049US6789074B1Database processing method and apparatus, and medium for recording processing program thereofHITACHI LTD·Filed 1999·Granted Sep 7, 2004·22 cites·10 claims
- 4148US6076085ARoutine executing method in database systemHITACHI LTD·Filed 1998·Granted Jun 13, 2000·16 cites·44 claims
- 4248US5261065AInput/output processing method in a database management systemHITACHI LTD·Filed 1990·Granted Nov 9, 1993·24 cites·19 claims
- 4348US2007005619A1Method and system for detecting tables to be modifiedASHIDA HITOSHI·Filed 2006·Application pending·0 cites
- 4447US2009037381A1Data registration and retrieval method, data registration and retrieval program and database systemHITACHI LTD·Filed 2008·Application pending·0 cites
- 4547US2008133623A1Method and system for managing multiple database storage unitsTSUCHIDA MASASHI·Filed 2007·Application pending·0 cites
- 4647US2004024741A1Database processing methodHITACHI LTD·Filed 2003·Application pending·0 cites
- 4746US2003217071A1Data processing method and system, program for realizing the method, and computer readable storage medium storing the programFiled 2003·Application pending·0 cites
- 4845US2002116376A1Routine executing method in database systemHITACHI LTD·Filed 2002·Application pending·0 cites
- 4944US2001007986A1Database processing methodHITACHI LTD·Filed 2001·Application pending·0 cites
- 5042US10311111B2Search method and apparatus and storage mediumHITACHI LTD·Filed 2014·Granted Jun 4, 2019·0 cites·10 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →