Inventor · disambiguated record
Isao Yoneda
Also filed as: YONEDA ISAO
43 granted patents·1 pending application·985 citations·filing 1995–2013
98Inventor score
Top patents by PatentIndex Score
44 records- 0196US6058559AElectric vacuum cleanerSANYO ELECTRIC CO·Filed 1998·Granted May 9, 2000·218 cites·19 claims
- 0294US6549349B2Adaptive vibration control for servo systems in data storage devicesIBM·Filed 2001·Granted Apr 15, 2003·44 cites·100 claims
- 0393US6236527B1Disk drive with actuator load/unload controllerIBM·Filed 1998·Granted May 22, 2001·109 cites·2 claims
- 0492US7271976B2Magnetic disk drive and method for seek operations with reduced noiseHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Sep 18, 2007·14 cites·20 claims
- 0592US7209311B2Data storage device and control method therefor to prevent off-track writingHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 24, 2007·16 cites·14 claims
- 0692US6229663B1Disk drive loading/unloading apparatus and method for controlling the apparatusIBM·Filed 1998·Granted May 8, 2001·85 cites·50 claims
- 0790US6515813B2Method for controlling servo information detection timing and rotational speed of disk, and disk driveIBM·Filed 2001·Granted Feb 4, 2003·28 cites·12 claims
- 0889US7724457B2Method and system for time-shift based rotational vibration sensing in disk drivesHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted May 25, 2010·8 cites·5 claims
- 0989US6798606B2Position error signal linearization calibrationIBM·Filed 2002·Granted Sep 28, 2004·25 cites·21 claims
- 1088US6898046B2Method and system for rotational velocity-based algorithm for vibration compensation in disk drivesHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted May 24, 2005·23 cites·20 claims
- 1187US7558017B2Magnetic disk drive and a loading/unloading methodHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Jul 7, 2009·8 cites·17 claims
- 1285US8503124B2Head servo control system and head servo control methodUCHIDA HIROSHI·Filed 2009·Granted Aug 6, 2013·9 cites·20 claims
- 1385US7145307B2Data storage apparatus and control method thereof with compensationHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Dec 5, 2006·7 cites·20 claims
- 1484US7675701B2Method and apparatus for detecting servo timing marks in a magnetic disk systemHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Mar 9, 2010·6 cites·18 claims
- 1583US7595955B2Disk drive device and method for error recovery procedure thereforHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Sep 29, 2009·5 cites·19 claims
- 1683US6108157AHead mechanism control apparatus, disk drive, and head unload control methodIBM·Filed 1998·Granted Aug 22, 2000·38 cites·10 claims
- 1782US5923491ADisk drive servo control system with selectable filtering for reduction of repeatable runoutIBM·Filed 1996·Granted Jul 13, 1999·40 cites·24 claims
- 1881US7141951B2Data storage apparatus with compensation for vibration and control method thereofHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Nov 28, 2006·18 cites·20 claims
- 1981US5754355ADisk drive apparatus and read error recovery method in a disk drive apparatusIBM·Filed 1996·Granted May 19, 1998·39 cites·15 claims
- 2077US8059356B2Disk drive and method for head servo control of the disk driveSAKAGAMI CHIKAKO·Filed 2009·Granted Nov 15, 2011·5 cites·15 claims
- 2177US6947243B2Method and system for time-shift based rotational vibration sensing in disk drivesHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Sep 20, 2005·9 cites·14 claims
- 2273US7619849B2Magnetic disk drive with controlled transducer movement during a seekHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Nov 17, 2009·2 cites·3 claims
- 2372US7808739B2Disk drive device and servo control method thereofHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Oct 5, 2010·2 cites·20 claims
- 2472US6567230B1Method and system for performing positioning control of a head actuator in a disk device utilizing a digital filterIBM·Filed 1999·Granted May 20, 2003·25 cites·20 claims
- 2572US6532129B1Method and apparatus for sustaining feedback filter state having periodic outputIBM·Filed 1999·Granted Mar 11, 2003·22 cites·34 claims
- 2672US6345366B1Method and device for error recoveryIBM·Filed 1998·Granted Feb 5, 2002·23 cites·7 claims
- 2771US5717803ACoupling structure of optical fiber and optical semiconductor elementNEC CORP·Filed 1996·Granted Feb 10, 1998·35 cites·13 claims
- 2871US5696643ADisk drive apparatus and read error recovery method in a disk drive apparatusIBM·Filed 1996·Granted Dec 9, 1997·24 cites·16 claims
- 2960US8737010B2Servo control of a disk driveUCHIDA HIROSHI·Filed 2010·Granted May 27, 2014·1 cites·10 claims
- 3055US6151183ADisk drive device and method for controlling the sameIBM·Filed 1998·Granted Nov 21, 2000·13 cites·7 claims
- 3155US6141366APitch-converting substrate used in semiconductor lasermodule and semiconductor lasermoduleNEC CORP·Filed 1998·Granted Oct 31, 2000·18 cites·8 claims
- 3251US7474490B2Disk drive with reduced vibration due to rotational acceleration of a spindle motorHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Jan 6, 2009·0 cites·5 claims
- 3351US6075671AMethod for unsticking a head/slider assembly from a surface of a magnetic recording disk and a disk drive deviceIBM·Filed 1998·Granted Jun 13, 2000·11 cites·12 claims
- 3449US5579186AMagnetic disk unit and method for controlling the sameIBM·Filed 1995·Granted Nov 26, 1996·10 cites·10 claims
- 3547US9024605B2Power supply device including a second DC power supply in its load circuitMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 5, 2015·0 cites·5 claims
- 3644US5768746AElectric vacuum cleanerSANYO ELECTRIC CO·Filed 1997·Granted Jun 23, 1998·16 cites·5 claims
- 3743US5929500ALight receiving device for use in optical fiber communications and the likeNEC CORP·Filed 1997·Granted Jul 27, 1999·10 cites·14 claims
- 3843US5726823AMethod of detecting positioning of a magnetic head, and a magnetic disk deviceIBM·Filed 1996·Granted Mar 10, 1998·6 cites·4 claims
- 3942US6353625B1Array type laser diodeNEC CORP·Filed 1999·Granted Mar 5, 2002·9 cites·20 claims
- 4038US2002003826A1Array type laser diode and manufacturing method thereofNEC CORP·Filed 2001·Application pending·0 cites
- 4135US6128428ASingle-type array optical conversion apparatusNEC CORP·Filed 1998·Granted Oct 3, 2000·4 cites·8 claims
- 4232US6344943B1Increased and randomized output sampling to reduce positioning noise in a data storage systemIBM·Filed 1999·Granted Feb 5, 2002·0 cites·28 claims
- 4331US8553348B2Disk drive and servo-control method thereforYONEDA ISAO·Filed 2010·Granted Oct 8, 2013·0 cites·16 claims
- 4431US6181507B1Increased and randomized output sampling to reduce positioning noise in a data storage systemIBM·Filed 1996·Granted Jan 30, 2001·0 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →