P

Inventor

KUWAMURA NOBUHIRO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “KUWAMURA NOBUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI GLOBAL STORAGE TECH

4 patents
US7177979B2Feb 13, 2007

Method for preventing data loss due to repeated writes to a given track on a magnetic disk drive

HITACHI GLOBAL STORAGE TECH39 citations89
US6920599B2Jul 19, 2005

Storage device and error correction method thereof

HITACHI GLOBAL STORAGE TECH7 citations71
US6927931B2Aug 9, 2005

Magnetic disk drive and method of controlling the same

HITACHI GLOBAL STORAGE TECH4 citations57
US7483230B2Jan 27, 2009

Write-current control chip and magnetic disk drive using the same

HITACHI GLOBAL STORAGE TECH1 citations49

TSUNOKAWA TOSHIHIKO

1 patent
US8068299B2Nov 29, 2011

Disk drive device and data rewrite method thereof

TSUNOKAWA TOSHIHIKO9 citations75

HITACHI GLOBAL STORAGE TECH NL

1 patent
US7852594B2Dec 14, 2010

Device and method for specifying control value for controlling clearance between head and disk, and magnetic disk drive device

HITACHI GLOBAL STORAGE TECH NL5 citations60

MAEDA YOSHIHIKO

1 patent
US8098448B2Jan 17, 2012

Method for setting zone format of a disk for storing data and disk drive

MAEDA YOSHIHIKO0 citations43