Inventor
OHSAWA TOYOMI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “OHSAWA TOYOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
5 patentsUS7385777B2Jun 10, 2008
Data storage device with heater, and control method therefor with timing control
HITACHI GLOBAL STORAGE TECH12 citations83
US7525752B2Apr 28, 2009
Media drive and control method for the same
HITACHI GLOBAL STORAGE TECH6 citations62
US7369349B2May 6, 2008
Data storage device with heater, and control method therefor involving different control modes
HITACHI GLOBAL STORAGE TECH4 citations62
US7457067B2Nov 25, 2008
Method of controlling a recording current, and magnetic disk device
HITACHI GLOBAL STORAGE TECH6 citations61
US7417209B2Aug 26, 2008
Recording disk drive with reduced noise thermal flyheight control
HITACHI GLOBAL STORAGE TECH1 citations51
HITACHI GLOBAL STORAGE TECH NL
3 patentsUS7969681B2Jun 28, 2011
Disk drive and control method thereof
HITACHI GLOBAL STORAGE TECH NL7 citations82
US7864474B2Jan 4, 2011
Disk drive and control method thereof
HITACHI GLOBAL STORAGE TECH NL13 citations82
US7852583B2Dec 14, 2010
Disk drive device, altitude determination method therefore and method for determining characteristic of head element portion
HITACHI GLOBAL STORAGE TECH NL5 citations60