P

Inventor

OGAWA MASATO

JP100 patents
⚠️ This page may combine multiple inventors who share the name “OGAWA MASATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

24 patents
US7206946B2Apr 17, 2007

Disk drive system for starting destaging of unwritten cache memory data to disk drive upon detection of DC voltage level falling below predetermined value

HITACHI LTD47 citations96
US7423354B2Sep 9, 2008

Storage system

HITACHI LTD18 citations92
US7284140B2Oct 16, 2007

Disk array device and method of supplying power to disk array device

HITACHI LTD13 citations92
US7051233B2May 23, 2006

Method for backing up power supply of disk array device and system thereof

HITACHI LTD29 citations92
US7051216B2May 23, 2006

Disk array device and method of supplying power to disk array device

HITACHI LTD27 citations92
US7681061B2Mar 16, 2010

Disk array device and method of supplying power to disk array device

HITACHI LTD11 citations84
US7612467B2Nov 3, 2009

Power device and power device power supply method

HITACHI LTD9 citations84
US7571356B2Aug 4, 2009

Storage control device, and error information management method for storage control device

HITACHI LTD11 citations84
US7669066B2Feb 23, 2010

Disk array system having plural disk drives that controls supplying of power to a disk drive having finished a destaging process on a disk drive by disk drive basis

HITACHI LTD7 citations74
US7511911B2Mar 31, 2009

Storage system having a power source state detection unit

HITACHI LTD5 citations74
US7353435B2Apr 1, 2008

Storage device system and signal transmission method for storage device system

HITACHI LTD8 citations74
US7296166B2Nov 13, 2007

Disk array system for starting destaging process of unwritten cache memory data to disk drive upon detecting DC voltage level falling below predetermined value

HITACHI LTD8 citations74
US7131014B2Oct 31, 2006

Disk array device and method of supplying power to disk array device

HITACHI LTD7 citations74
US7120736B2Oct 10, 2006

Storage unit and circuit for shaping communication signal

HITACHI LTD10 citations74
US7100059B2Aug 29, 2006

Disk array system having a first and second disk control unit each having cache memory, shared memory, a plurality of power units, a plurality of hard disks, and an AC/DC power supply

HITACHI LTD10 citations74
US7069358B2Jun 27, 2006

Disk array system and disk drive unit

HITACHI LTD6 citations74
US7023642B2Apr 4, 2006

Storage system for monitoring disk drive spin-up and reducing start-up time

HITACHI LTD8 citations74
US8049365B2Nov 1, 2011

Power device and power device power supply method

HITACHI LTD2 citations63
US7644199B2Jan 5, 2010

Storage device system and signal transmission method for storage device system

HITACHI LTD3 citations63
US7480765B2Jan 20, 2009

Storage unit and circuit for shaping communication signal

HITACHI LTD2 citations63
US7447816B2Nov 4, 2008

Disk array system and disk drive unit

HITACHI LTD3 citations63
US7284073B2Oct 16, 2007

Disk array apparatus and data relay method of the disk array apparatus

HITACHI LTD3 citations63
US7185124B2Feb 27, 2007

Disk array apparatus and data relay method of the disk array apparatus

HITACHI LTD3 citations63
US7116507B2Oct 3, 2006

Storage system having a power source state detection unit

HITACHI LTD2 citations63

NGK INSULATORS LTD

10 patents

OGAWA MASATO

5 patents

MAZDA MOTOR

2 patents

CANON KK

2 patents

MIZUMURA TAKAKATSU

1 patent

NAKAYAMA YOSUKE

1 patent

NAKADA KIKUYA

1 patent

NIIHARA TAKAYUKI

1 patent

SHIRAKI TAKAMASA

1 patent

ADVICS CO LTD

1 patent

RICOH CO LTD

1 patent

Showing the top 50 of 100 patents by PatentIndex Score.