Inventor · disambiguated record
Hitoshi Kakuta
Also filed as: KAKUTA HITOSHI
44 granted patents·1,584 citations·filing 1989–2017
99Inventor score
Top patents by PatentIndex Score
44 records- 0198US5754756ADisk array system having adjustable parity group sizes based on storage unit capacitiesHITACHI LTD·Filed 1996·Granted May 19, 1998·183 cites·20 claims
- 0294US6286108B1Disk system and power-on sequence for the sameHITACHI LTD·Filed 2000·Granted Sep 4, 2001·27 cites·41 claims
- 0394US5511177AFile data multiplexing method and data processing systemHITACHI LTD·Filed 1994·Granted Apr 23, 1996·222 cites·24 claims
- 0494US5463765ADisk array system, data writing method thereof, and fault recovering methodHITACHI LTD·Filed 1993·Granted Oct 31, 1995·70 cites·28 claims
- 0589US6625748B1Data reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 2000·Granted Sep 23, 2003·31 cites·10 claims
- 0689US5673412ADisk system and power-on sequence for the sameHITACHI LTD·Filed 1995·Granted Sep 30, 1997·38 cites·67 claims
- 0788US7434095B2Data reconstruction method and system wherein timing of data of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 2005·Granted Oct 7, 2008·12 cites·11 claims
- 0887US5600783ADisc array system having disc storage devices dispersed on plural boards and accessible at withdrawal of part of the boardsHITACHI LTD·Filed 1994·Granted Feb 4, 1997·36 cites·42 claims
- 0984US6256749B1Disk array system and its control methodHITACHI LTD·Filed 1999·Granted Jul 3, 2001·35 cites·4 claims
- 1084US5621882ADisk array system and method of renewing data thereofHITACHI LTD·Filed 1993·Granted Apr 15, 1997·54 cites·8 claims
- 1183US5495572AData reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 1992·Granted Feb 27, 1996·31 cites·19 claims
- 1282US5402428AArray disk subsystemHITACHI LTD·Filed 1990·Granted Mar 28, 1995·79 cites·23 claims
- 1381US6012124ADisk system with activation control of disk drive motorsHITACHI LTD·Filed 1997·Granted Jan 4, 2000·56 cites·12 claims
- 1480US5579474ADisk array system and its control methodHITACHI LTD·Filed 1994·Granted Nov 26, 1996·56 cites·16 claims
- 1579US6049890ADisk array system and its control methodHITACHI LTD·Filed 1996·Granted Apr 11, 2000·29 cites·19 claims
- 1678US6243824B1Array disk subsystemHITACHI LTD·Filed 1994·Granted Jun 5, 2001·62 cites·4 claims
- 1778US6131142ADisk system and power-on sequence for the sameHITACHI LTD·Filed 1999·Granted Oct 10, 2000·49 cites·17 claims
- 1876US7185265B2Disk array system and its control methodHITACHI LTD·Filed 2003·Granted Feb 27, 2007·14 cites·8 claims
- 1976US6557140B2Disk array system and its control methodHITACHI LTD·Filed 2001·Granted Apr 29, 2003·15 cites·4 claims
- 2076US5084789A"Parallel transfer type disk system"HITACHI LTD·Filed 1990·Granted Jan 28, 1992·24 cites·14 claims
- 2174US5583876ADisk array device and method of updating error correction codes by collectively writing new error correction code at sequentially accessible locationsHITACHI LTD·Filed 1994·Granted Dec 10, 1996·63 cites·27 claims
- 2274US5457703AArray disk system and control method thereofHITACHI LTD·Filed 1991·Granted Oct 10, 1995·23 cites·13 claims
- 2371US5941993AData reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 1997·Granted Aug 24, 1999·35 cites·19 claims
- 2471US5752256ADisk array apparatus and method for dividing and reading/writing partial data across a plurality of drive groups utilizing parallel processingHITACHI LTD·Filed 1994·Granted May 12, 1998·54 cites·10 claims
- 2571US5745789ADisc system for holding data in a form of a plurality of data blocks dispersed in a plurality of disc units connected by a common data busHITACHI LTD·Filed 1993·Granted Apr 28, 1998·56 cites·16 claims
- 2669US9245211B2Image processing apparatus, method of controlling the same, and programCANON KK·Filed 2014·Granted Jan 26, 2016·1 cites·8 claims
- 2769US6625690B2Disk system and power-on sequence for the sameHITACHI LTD·Filed 2002·Granted Sep 23, 2003·8 cites·5 claims
- 2868US5636356ADisk array with original data stored in one disk drive and duplexed data distributed and stored in different disk drivesHITACHI LTD·Filed 1993·Granted Jun 3, 1997·50 cites·35 claims
- 2966US6000039AData reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 1997·Granted Dec 7, 1999·28 cites·17 claims
- 3061US9734585B2Image processing apparatus, image processing method, and storage medium for determining whether a target pixel is a characterCANON KK·Filed 2015·Granted Aug 15, 2017·1 cites·14 claims
- 3161US7242656B2Disk system and power-on sequence for the sameHITACHI LTD·Filed 2003·Granted Jul 10, 2007·2 cites·10 claims
- 3260US6397294B2Disk system and power-on sequence for the sameHITACHI LTD·Filed 2001·Granted May 28, 2002·5 cites·18 claims
- 3360US5542064AData read/write method by suitably selecting storage units in which multiple copies of identical data are stored and apparatus thereforHITACHI LTD·Filed 1992·Granted Jul 30, 1996·34 cites·21 claims
- 3459US5572699AVariable length data in a parallel disk arrayHITACHI LTD·Filed 1993·Granted Nov 5, 1996·33 cites·30 claims
- 3551US10515453B2Image processing apparatus, image processing method, and storage medium for performing an edge correction processing based on color variationsCANON KK·Filed 2017·Granted Dec 24, 2019·0 cites·9 claims
- 3650US10477066B2Image processing apparatus to extract luminance data from image data, method for controlling the same, and storage mediumCANON KK·Filed 2017·Granted Nov 12, 2019·0 cites·12 claims
- 3750US6161194AData reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 1998·Granted Dec 12, 2000·12 cites·24 claims
- 3849US5889938AData reconstruction method and system wherein timing of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 1995·Granted Mar 30, 1999·12 cites·8 claims
- 3948US6966011B2Data reconstruction method and system wherein timing of data of data reconstruction is controlled in accordance with conditions when a failure occursHITACHI LTD·Filed 2003·Granted Nov 15, 2005·0 cites·6 claims
- 4048US5745771ADisc array device and disc control methodHITACHI LTD·Filed 1995·Granted Apr 28, 1998·24 cites·8 claims
- 4144US10140731B2Image processing apparatus, image processing method, and storage mediumCANON KK·Filed 2015·Granted Nov 27, 2018·0 cites·10 claims
- 4242US10237447B2Image processing apparatus, image processing method, and storage mediumCANON KK·Filed 2016·Granted Mar 19, 2019·0 cites·15 claims
- 4341US5737510ADisc array system having disc storage devices dispersed on plural boards and accessible at withdrawal of part of the boardsHITACHI LTD·Filed 1997·Granted Apr 7, 1998·11 cites·39 claims
- 4440US5325364AMethod for error correction and circuit for realizing sameHITACHI LTD·Filed 1989·Granted Jun 28, 1994·9 cites·11 claims
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