Inventor
KANAMARU ATSUSHI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “KANAMARU ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
9 patentsUS6118608ASep 12, 2000
Disk drive unit and error recovery method executing shorter error recovery procedure when write errors and reset instruction occur
IBM121 citations97
US6622206B1Sep 16, 2003
Method for controlling write cache transfer and disk unit
IBM60 citations96
US6629200B1Sep 30, 2003
System and method for controlling cache memories, computer system, hard disk drive unit, and hard disk control unit
IBM30 citations92
US6209046B1Mar 27, 2001
DMA transfer from a storage unit to a host using at least two transfer rates and cyclic error detection
IBM25 citations92
US6721854B1Apr 13, 2004
Controller device, disk controller, auxiliary storage, computer device, and method for controlling auxiliary storage
IBM23 citations90
US6636985B1Oct 21, 2003
Disk storage device and a method for processing defective sectors in a disk storage device
IBM15 citations84
US6654852B2Nov 25, 2003
Method and system of reading and writing data by a disk drive apparatus
IBM7 citations73
US6957311B2Oct 18, 2005
Data storage apparatus, computer apparatus, data processing apparatus, and data processing method
IBM9 citations72
US6041392AMar 21, 2000
Disk drive device and method for controlling the same
IBM7 citations70
HITACHI GLOBAL STORAGE TECH
7 patentsUS7320050B2Jan 15, 2008
Data transmission control method and storage device
HITACHI GLOBAL STORAGE TECH10 citations84
US6556369B1Apr 29, 2003
Disk drive device with a high frequency access method and apparatus
HITACHI GLOBAL STORAGE TECH16 citations84
US7373460B2May 13, 2008
Media drive and command execution method thereof
HITACHI GLOBAL STORAGE TECH14 citations83
US7487392B2Feb 3, 2009
Data storage device, and method for rewriting data in nonvolatile memory
HITACHI GLOBAL STORAGE TECH8 citations79
US7451261B2Nov 11, 2008
Data storage device and control method with buffer control thereof
HITACHI GLOBAL STORAGE TECH8 citations74
US6725395B2Apr 20, 2004
Method for assigning alternative sector, method for reading data, disk drive apparatus, and apparatus for writing/reading AV data
HITACHI GLOBAL STORAGE TECH12 citations74
US7664884B2Feb 16, 2010
Media drive that creates a transfer unnecessary period, and power saving method thereof
HITACHI GLOBAL STORAGE TECH4 citations61