Inventor · disambiguated record
Mikio Tokuyama
Also filed as: TOKUYAMA MIKIO
76 granted patents·3 pending applications·1,245 citations·filing 1987–2018
99Inventor score
Top patents by PatentIndex Score
79 records- 0197US7130159B2Magnetic disk apparatusHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 31, 2006·67 cites·19 claims
- 0296US7729088B2Magnetic disk apparatus with heating device and magnetic head slider used thereforHITACHI GLOBAL STORAGE TECH·Filed 2009·Granted Jun 1, 2010·24 cites·5 claims
- 0396US7271975B2Controlling head flying height in a data storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Sep 18, 2007·32 cites·16 claims
- 0496US6963464B2Magnetic head heating element in a disk driveHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Nov 8, 2005·67 cites·11 claims
- 0596US6614627B1Magnetic disk apparatusHITACHI LTD·Filed 2000·Granted Sep 2, 2003·60 cites·12 claims
- 0694US7667921B2Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspensionHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted Feb 23, 2010·40 cites·3 claims
- 0794US7558022B2Magnetic disk apparatus with heating device and magnetic head slider used thereforHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 7, 2009·17 cites·11 claims
- 0893US7525765B2Thermal assist head sliderHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 28, 2009·16 cites·13 claims
- 0993US7457073B2Disk drive that controls heater current according to rotational speedHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Nov 25, 2008·15 cites·11 claims
- 1093US7330334B2Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channelHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 12, 2008·14 cites·9 claims
- 1193US7095587B2Magnetic head slider and magnet disk apparatusHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Aug 22, 2006·41 cites·14 claims
- 1292US5519552ARotary disk storage unit and head suspension thereforHITACHI LTD·Filed 1994·Granted May 21, 1996·54 cites·21 claims
- 1391US7088543B2Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspensionHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Aug 8, 2006·26 cites·9 claims
- 1491US7072146B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jul 4, 2006·8 cites·12 claims
- 1591US6552877B2Magnetic-head supporting mechanismHITACHI LTD·Filed 2001·Granted Apr 22, 2003·21 cites·6 claims
- 1690US6498702B1Magnetic head supporting apparatus having thermally insulated read/write IC mounted on arm portions thereofHITACHI LTD·Filed 2000·Granted Dec 24, 2002·25 cites·12 claims
- 1789US6594104B2Magnetic disk unit including temperature sensing of IC mounted on suspensionHITACHI LTD·Filed 2001·Granted Jul 15, 2003·26 cites·13 claims
- 1889US5430591ANegative pressure flying head slider having siderails with narrow width portionHITACHI LTD·Filed 1993·Granted Jul 4, 1995·54 cites·33 claims
- 1988US7474504B2Magnetic head heating element in a disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 6, 2009·7 cites·10 claims
- 2088US7375913B2Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspensionHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted May 20, 2008·6 cites·10 claims
- 2188US5243482AFloating type magnetic head supporting assembly including a coupling to a slider side surfaceHITACHI LTD·Filed 1990·Granted Sep 7, 1993·46 cites·14 claims
- 2287US6665139B2Magnetic-disc unit with gap between disc and shroudHITACHI LTD·Filed 2001·Granted Dec 16, 2003·23 cites·26 claims
- 2387US6624982B2Magnetic disk recording apparatusHITACHI LTD·Filed 2001·Granted Sep 23, 2003·25 cites·25 claims
- 2487US6600626B2Magnetic disk apparatusHITACHI LTD·Filed 2002·Granted Jul 29, 2003·19 cites·9 claims
- 2586US6862505B2Vehicle-mounted information processing apparatus having magnetic disk deviceHITACHI LTD·Filed 2003·Granted Mar 1, 2005·21 cites·20 claims
- 2686US6614623B2Disc drive head supporting mechanism having power supply pads for an integrated circuit which are of a greater area than signal/control junction padsHITACHI LTD·Filed 2001·Granted Sep 2, 2003·20 cites·12 claims
- 2784US5757573AMagnetic disk device without slider and having magnetic head mounted directly on magnetic head supportHITACHI LTD·Filed 1994·Granted May 26, 1998·29 cites·40 claims
- 2883US5886856AMagnetic head slider assembly for magnetic disk recording/reproducing apparatusHITACHI LTD·Filed 1995·Granted Mar 23, 1999·32 cites·9 claims
- 2981US10365657B2Autonomous moving objectHITACHI LTD·Filed 2014·Granted Jul 30, 2019·10 cites·7 claims
- 3081US6927947B2Magnetic disk apparatusHITACHI LTD·Filed 2003·Granted Aug 9, 2005·10 cites·2 claims
- 3181US6414821B1Magnetic head support mechanism and magnetic disk driveHITACHI LTD·Filed 2000·Granted Jul 2, 2002·15 cites·8 claims
- 3280US7385786B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jun 10, 2008·2 cites·20 claims
- 3380US6618225B2Magnetic head supporting apparatus having thermally insulated IC mounted on an arm portionHITACHI LTD·Filed 2002·Granted Sep 9, 2003·11 cites·12 claims
- 3479US6597537B2Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 2002·Granted Jul 22, 2003·8 cites·26 claims
- 3578US7777990B2Magnetic disk unit and magnetic head sliderHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Aug 17, 2010·3 cites·19 claims
- 3677US7336440B2Magnetic disc unit with gap between magnetic disc and shroudHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Feb 26, 2008·2 cites·4 claims
- 3777US6452751B1Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 2002·Granted Sep 17, 2002·7 cites·18 claims
- 3877US6188546B1Method of electrically connecting a magnetic head, a magnetic head body and a magnetic disc apparatusHITACHI LTD·Filed 1997·Granted Feb 13, 2001·32 cites·15 claims
- 3977US5223998AMagnetic head slider unit having a float slider and magnetic head mounted thereon for contact magnetic recordingHITACHI LTD·Filed 1992·Granted Jun 29, 1993·25 cites·28 claims
- 4076US5390059AFlying head slider supporting mechanism having active air pressure controlHITACHI LTD·Filed 1993·Granted Feb 14, 1995·28 cites·2 claims
- 4176US4922356ATransducer supporting apparatus and disk storage unitHITACHI LTD·Filed 1987·Granted May 1, 1990·24 cites·16 claims
- 4275US7450345B2Magnetic head supporting mechanism with two openings proximate to pivot of load beamHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Nov 11, 2008·1 cites·5 claims
- 4375US7362544B2Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic headHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 22, 2008·10 cites·16 claims
- 4475US6621663B2Magnetic-head supporting mechanismHITACHI LTD·Filed 2002·Granted Sep 16, 2003·6 cites·10 claims
- 4574US7072141B2Magnetic disc unit with range of gap between disc and shroudHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jul 4, 2006·6 cites·14 claims
- 4674US6920009B2Magnetic disk apparatus and position control method for magnetic head slider thereofHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jul 19, 2005·9 cites·11 claims
- 4774US6751050B1Magnetic disc unitHITACHI LTD·Filed 1999·Granted Jun 15, 2004·18 cites·15 claims
- 4872US6633455B2Slider capable of reducing distance between head element and recording medium, and recording apparatus incorporating sameHITACHI LTD·Filed 2001·Granted Oct 14, 2003·9 cites·6 claims
- 4972US5377064AStructure for supporting a slider with magnetic head for a linear magnetic disk unitHITACHI LTD·Filed 1993·Granted Dec 27, 1994·24 cites·33 claims
- 5071US6373661B1Magnetic head slider and a magnetic disk device in which the slider is mountedHITACHI LTD·Filed 1999·Granted Apr 16, 2002·14 cites·9 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →