Inventor
TOMITA AKI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA AKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
11 patentsUS6449607B1Sep 10, 2002
Disk storage with modifiable data management function
HITACHI LTD87 citations97
US7769952B2Aug 3, 2010
Storage system for controlling disk cache
HITACHI LTD18 citations92
US6519598B1Feb 11, 2003
Active memory and memory control method, and heterogeneous data integration use system using the memory and method
HITACHI LTD25 citations90
US7231401B1Jun 12, 2007
Method and apparatus for implementing extensible network-attached secondary storage
HITACHI LTD18 citations83
US7117228B2Oct 3, 2006
Method for transforming data formats between different database systems, an apparatus for executing the method and the program of the method
HITACHI LTD16 citations83
US7146526B2Dec 5, 2006
Data I/O system using a plurality of mirror volumes
HITACHI LTD6 citations72
US7895399B2Feb 22, 2011
Computer system and control method for controlling processor execution of a prefetech command
HITACHI LTD4 citations62
US7516294B2Apr 7, 2009
Logical partitioning method for storage system
HITACHI LTD6 citations61
US7216210B2May 8, 2007
Data I/O system using a plurality of mirror volumes
HITACHI LTD4 citations61
US7020564B2Mar 28, 2006
Logical volume administration method, the service using the method and the memory medium storing the service
HITACHI LTD1 citations51
US7890994B2Feb 15, 2011
Storage network system
HITACHI LTD0 citations40