Inventor
TORII SHUNICHI
JP42 patents
⚠️ This page may combine multiple inventors who share the name “TORII SHUNICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
40 patentsUS6567806B1May 20, 2003
System and method for implementing hash-based load-balancing query processing in a multiprocessor database system
HITACHI LTD108 citations99
US6026394AFeb 15, 2000
System and method for implementing parallel operations in a database management system
HITACHI LTD173 citations99
US5806059ASep 8, 1998
Database management system and method for query process for the same
HITACHI LTD153 citations99
US6256621B1Jul 3, 2001
Database management system and query operation therefor, including processing plural database operation requests based on key range of hash code
HITACHI LTD85 citations98
US6101495AAug 8, 2000
Method of executing partition operations in a parallel database system
HITACHI LTD106 citations98
US4626989ADec 2, 1986
Data processor with parallel-operating operation units
HITACHI LTD144 citations98
US6556986B2Apr 29, 2003
Database management method of invoking a function retrieving index type definition, cataloging particular index which has not yet been supported by a database system
HITACHI LTD43 citations96
US6510428B2Jan 21, 2003
Method and system of database divisional management for parallel database system
HITACHI LTD72 citations96
US6192359B1Feb 20, 2001
Method and system of database divisional management for parallel database system
HITACHI LTD55 citations96
US5813005ASep 22, 1998
Method and system of database divisional management for parallel database system
HITACHI LTD85 citations96
US5115392AMay 19, 1992
Method and apparatus for multi-transaction batch processing
HITACHI LTD76 citations96
US4633389ADec 30, 1986
Vector processor system comprised of plural vector processors
HITACHI LTD82 citations96
US4541046ASep 10, 1985
Data processing system including scalar data processor and vector data processor
HITACHI LTD118 citations96
US4433394AFeb 21, 1984
First-in first-out storage and processing unit making use thereof
HITACHI LTD39 citations96
US4825361AApr 25, 1989
Vector processor for reordering vector data during transfer from main memory to vector registers
HITACHI LTD47 citations93
US4779192AOct 18, 1988
Vector processor with a synchronously controlled operand fetch circuits
HITACHI LTD51 citations93
US4712175ADec 8, 1987
Data processing apparatus
HITACHI LTD25 citations93
US4651274AMar 17, 1987
Vector data processor
HITACHI LTD31 citations93
US4644471AFeb 17, 1987
Method for processing a data base
HITACHI LTD37 citations93
US4525796AJun 25, 1985
Pipelined operation unit for vector data
HITACHI LTD36 citations93
US6556988B2Apr 29, 2003
Database management apparatus and query operation therefor, including processing plural database operation requests based on key range of hash code
HITACHI LTD23 citations92
US6349305B1Feb 19, 2002
Method and system for database processing by invoking a function related to index type definition, generating an execution plan based on index type name
HITACHI LTD15 citations92
US6003043ADec 14, 1999
Text data registering and retrieving system including a database storing a plurality of document files therin and a plural-character occurrence table for a text index and an update text buffer to retrieve a target document in cooperation with the database
HITACHI LTD46 citations92
US5574881ANov 12, 1996
High capacity data storage method and system using independently controlled heads and circuitry for monitoring access frequency of data records
HITACHI LTD28 citations92
US4734877AMar 29, 1988
Vector processing system
HITACHI LTD35 citations91
US4725947AFeb 16, 1988
Data processor with a branch target instruction storage
HITACHI LTD50 citations87
US5295252AMar 15, 1994
Data storage device
HITACHI LTD17 citations82
US4785400ANov 15, 1988
Method for processing a data base
HITACHI LTD22 citations82
US4780810AOct 25, 1988
Data processor with associative memory storing vector elements for vector conversion
HITACHI LTD23 citations82
US4734850AMar 29, 1988
Data process system including plural storage means each capable of concurrent and intermediate reading and writing of a set of data signals
HITACHI LTD18 citations82
US7599910B1Oct 6, 2009
Method and system of database divisional management for parallel database system
HITACHI LTD7 citations74
US5146599ASep 8, 1992
System for fetching a plurality vector-data groups using a plurality of addressing device
HITACHI LTD9 citations74
US5109523AApr 28, 1992
Method for determining whether data signals of a first set are related to data signal of a second set
HITACHI LTD11 citations74
US4488247ADec 11, 1984
Correction circuit for approximate quotient
HITACHI LTD19 citations74
US4723206AFeb 2, 1988
Vector processor
HITACHI LTD14 citations73
US4441152AApr 3, 1984
Data processing system having ring-like connected multiprocessors relative to key storage
HITACHI LTD11 citations72
US4385351AMay 24, 1983
Multiprocessor system with apparatus for propagating cache buffer invalidation signals around a circular loop
HITACHI LTD19 citations72
US4839799AJun 13, 1989
Buffer control method for quickly determining whether a required data block is in the buffer
HITACHI LTD9 citations70
US7324992B2Jan 29, 2008
Database processing method and system
HITACHI LTD3 citations63
US4885678ADec 5, 1989
Vector processor for processing database without special tags for vector elements
HITACHI LTD4 citations61