Inventor

ONOYAMA KATSUMOTO

JP8 patents

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

HITACHI LTD

5 patents

US5469311ANov 21, 1995

Vibration absorbing structure for a magnetic disk apparatus

HITACHI LTD57 citations94

US6407876B1Jun 18, 2002

Magnetic disk apparatus having an accelerometer for detecting acceleration in the positioning direction of the magnetic head

HITACHI LTD37 citations92

US6335845B1Jan 1, 2002

Magnetic disk apparatus having an accelerometer for detecting acceleration in the positioning direction of the magnetic head

HITACHI LTD19 citations92

US5986845ANov 16, 1999

Apparatus for positioning magnetic head and method of the same

HITACHI LTD20 citations83

US6909575B2Jun 21, 2005

Magnetic disk drive and control method thereof

HITACHI LTD6 citations60

HITACHI GLOBAL STORAGE TECH

2 patents

US7154688B2Dec 26, 2006

Disk device having a function to confirm that a selected head is proper for a disk surface

HITACHI GLOBAL STORAGE TECH2 citations59

US7636218B2Dec 22, 2009

Recording method, unload method, and magnetic disk

HITACHI GLOBAL STORAGE TECH2 citations57

HITACHI GLOBAL STORAGE TECH NL

1 patent

US7872826B2Jan 18, 2011

Disk storage device and control method for the same

HITACHI GLOBAL STORAGE TECH NL4 citations58