Inventor
TAKASAKI KOHJI
JP7 patents
Patents
7 patentsUS7486467B2Feb 3, 2009
Magnetic disk drive and method for registering defective sector using timing control of pattern writing
HITACHI GLOBAL STORAGE TECH11 citations83
US7286316B2Oct 23, 2007
Method and data storage device for writing patterns onto recording disk
HITACHI GLOBAL STORAGE TECH8 citations73
US7646561B2Jan 12, 2010
Method of writing pattern in disk, method of following track on disk, and apparatus for writing pattern in disk
HITACHI GLOBAL STORAGE TECH7 citations72
US7620740B2Nov 17, 2009
Storage devices and method of transferring file between the devices
HITACHI GLOBAL STORAGE TECH5 citations62
US7023638B2Apr 4, 2006
Data storage device, data read correction mechanism, and data read control method
HITACHI GLOBAL STORAGE TECH5 citations62
US7808739B2Oct 5, 2010
Disk drive device and servo control method thereof
HITACHI GLOBAL STORAGE TECH2 citations60
US7532424B2May 12, 2009
Method of writing pattern on media and data storage device
HITACHI GLOBAL STORAGE TECH6 citations59