Inventor
KOUHARA SHINICHIROU
JP10 patents
Patents
10 patentsUS7675705B2Mar 9, 2010
Method and apparatus for writing servo pattern using spiral pattern in disk drive
TOSHIBA KK14 citations83
US7477472B2Jan 13, 2009
Method and apparatus for writing servo data in a disk drive using spiral servo patterns
TOSHIBA KK13 citations83
US7639445B2Dec 29, 2009
Disk drive device and head positioning control method
TOSHIBA KK16 citations82
US11521647B2Dec 6, 2022
Magnetic disk device and manufacturing method thereof
TOSHIBA KK3 citations71
US7855850B2Dec 21, 2010
Method and apparatus for head positioning using spiral servo patterns in a disk drive
TOSHIBA KK4 citations61
US7804659B2Sep 28, 2010
Method and apparatus for positioning head using spiral servo pattern in a disk drive
TOSHIBA KK2 citations61
US7710682B2May 4, 2010
Method and apparatus for writing spiral servo pattern in a disk drive
TOSHIBA KK4 citations61
US7630161B2Dec 8, 2009
Method and apparatus for writing spiral servo pattern in a disk drive
TOSHIBA KK4 citations61
US9934805B1Apr 3, 2018
Magnetic disk device and write method
TOSHIBA KK1 citations51
US7173789B2Feb 6, 2007
Head position calculation method in magnetic disc apparatus
TOSHIBA KK0 citations41