Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2011
08/10/2011CN102150207A Compression of audio scale-factors by two-dimensional transformation
08/10/2011CN102149836A Alloys for soft magnetic film layers in vertical magnetic recording media, sputtering target materials and manufacturing method therefore
08/10/2011CN102148040A Base member and hard disk drive (hdd) including the same
08/10/2011CN102148039A Magnetic head, magnetic head gimbal assembly and disk driving unit
08/10/2011CN102148038A Magnetic read head
08/10/2011CN102148037A Magnetic head, magnetic head gimbal assembly and disk driving unit
08/10/2011CN102148036A Saving method and device for event information
08/10/2011CN102145566A Wet etchable laminated body, insulation film, and electronic circuit part using the laminated body and the film
08/10/2011CN101719373B Hard disk drive
08/10/2011CN101630671B Integrated lead suspension
08/10/2011CN101572096B Method for optimizing L1<0>-FePt film microstructure
08/10/2011CN101458947B Recording/reproducing apparatus and recording/reproducing method
08/10/2011CA2731476A1 Magnetic read device
08/09/2011US7996645 Log-structured file system for disk drives with shingled writing
08/09/2011US7995440 Information processing apparatus and method, program, and recording medium
08/09/2011US7995434 Method and apparatus for generating absolute time in pregroove data
08/09/2011US7995311 Magnetic shield, manufacturing method thereof and thin film magnetic head employing the same
08/09/2011US7995309 Magnetic recording medium, magnetic signal reproduction method and magnetic signal reproduction system
08/09/2011US7995308 Magnetic head for perpendicular magnetic recording and method of manufacturing same, the magnetic head incuding pole layer and two shields sandwiching the pole layer
08/09/2011US7995307 Perpendicular magnetic recording write head with trailing shield having throat height defined by electroplated nonmagnetic pad layer and method for making the head
08/09/2011US7995305 Calibrating voice coil motors
08/09/2011US7995304 Circuits that use a postamble signal to determine phase and frequency errors in the acquisition of a preamble signal
08/09/2011US7995300 Detection of defective tape drive by aggregating read error statistics
08/09/2011US7993766 Perpendicular magnetic recording medium and method for fabricating the same
08/09/2011US7993765 A soft layer formed between a substrate and a recording layer of a first flat and smooth, amorphous nonmagnetic underlayer and a second nonmagnetic metal underlayer of a hexagonal close packed crystal structure to strictly control the perpendicular orientation and prevent degradation; high density
08/09/2011US7993764 Perpendicular magnetic recording medium and the method of manufacturing the same
08/09/2011US7993762 Magnetic thin film and method of manufacturing the same, and various application devices using the same
08/09/2011US7992968 Fluid ejection device with overlapping firing chamber and drive FET
08/04/2011WO2011093233A1 Heat-assisted magnetic recording medium and magnetic recording and reproducing device
08/04/2011WO2011093232A1 Method for producing and device for producing magnetic recording medium
08/04/2011WO2011093029A1 Processing amount detection method, processing amount detection device and workpiece
08/04/2011WO2011092642A1 Method and apparatus for operating a storage device
08/04/2011US20110189506 Glass substrate for magnetic recording medium, and method for manufacturing the same
08/04/2011US20110189505 Method for manufacturing glass substrate for magnetic recording medium
08/04/2011US20110188157 TMR device with novel free layer structure
08/04/2011US20110188156 Shield design for magnetic recording head
08/04/2011US20110188154 Magnetic disk device and control method thereof, and information processor
08/04/2011US20110188153 Method of Retaining a Magnetically Preloaded Anti-Rotation Guide for a Transducer
08/04/2011US20110188152 Servo patterning and writing compatible with planarization of patterned magnetic disks
08/04/2011US20110188151 Thin-film magnetic head having a magnetic pole formed of a plating film
08/04/2011US20110188149 Servo patterning compatible with planarization of patterned magnetic disks
08/04/2011US20110188147 Method adjusting gain of variable gain amplifier and apparatus using same
08/04/2011US20110188146 Ic protection circuit, method for protecting ic, and apparatuses having the ic protection circuit
08/04/2011US20110188145 Servo track writer and operating method
08/04/2011US20110188144 Servo routine for track seeking in a hard disk drive and hard disk drive for performing the same
08/04/2011US20110188141 Data back-up method and apparatus using the same
08/04/2011US20110186947 Magnetic nanohole superlattices
08/04/2011US20110185851 Fine Composite Metal Particles and Their Production Method, Micro-Bodies, and Magnetic Beads
08/03/2011EP2351026A1 Magnetic-tape drive and magnetic-tape head compatible with multiple tape formats
08/03/2011CN101447550B Magneto-resistive effect device of the cpp type, and magnetic disk system
08/03/2011CN101083083B Flexure for minimizing fly height modulation of near-contact recording sliders in a disk drive
08/02/2011USRE42585 Information recording medium, recording apparatus, reproduction apparatus, recording method, reproduction method and defect management method
08/02/2011US7990820 Optical disc verification method and optical disc medium
08/02/2011US7990808 Performing error-free access operation on multi-layered disc
08/02/2011US7990660 Multiple CCP layers in magnetic read head devices
08/02/2011US7990659 Magnetic head with protective films
08/02/2011US7990658 Voice coil motor and disk drive unit with the same
08/02/2011US7990657 Plurality of non-magnetic dampers on a voice coil yoke arm
08/02/2011US7990656 Magnetic head device
08/02/2011US7990655 Perpendicular magnetic recording head having a bottom shield part magnetically connected to a pair of side shield parts
08/02/2011US7990654 Perpendicular magnetic recording head
08/02/2011US7990653 Perpendicular recording magnetic head with a main magnetic pole piece and an auxiliary magnetic pole piece
08/02/2011US7990652 Perpendicular magnetic write head with stepped write pole for reduced MCW dependency on skew angle
08/02/2011US7990651 Method of manufacturing a perpendicular magnetic write head with stepped trailing magnetic shield with electrical lapping guide control
08/02/2011US7990649 Method and apparatus to set a wrap angle of a read/write head
08/02/2011US7990648 Disk drive margining read channel using predictable disturbance samples generated as a function of a written pattern
08/02/2011US7990647 Thermally assisted recording head control means for protrusion management
08/02/2011US7990646 Data pattern detection using adaptive search windows
08/02/2011US7990645 Magnetic recording apparatus
08/02/2011US7990644 Apparatus and method to decode linear position information encoded in a sequential information storage medium
08/02/2011US7990643 Read channel configuration based on polarity determined in accordance with multiple framings of signal samples
08/02/2011US7990639 Mobile event data recorder with multiple orientation vibration isolation
08/02/2011US7989223 Method of using spin injection device
08/02/2011US7989152 Magneto-optical photoresist
08/02/2011US7989099 Information medium substrate and information medium
08/02/2011US7989098 Perpendicular magnetic recording medium
08/02/2011US7989097 Perpendicular magnetic recording medium with tilted easy axis of magnetization, method of manufacturing magnetic recording medium, and magnetic recording apparatus comprising magnetic recording medium
08/02/2011US7989096 Perpendicular recording media having an exchange-spring structure
08/02/2011US7989095 Magnetic layer with nanodispersoids having a bimodal distribution
08/02/2011US7988061 Article having an embedded accessible storage member, apparatus and method for using same
08/02/2011US7987582 Method of manufacturing a head gimbal assembly
07/2011
07/28/2011WO2011090158A1 Method of manufacturing magnetic recording medium
07/28/2011WO2011089940A1 Manufacturing method for light-assisted magnetic head and light-assisted magnetic head
07/28/2011WO2011089816A1 Light-assist magnetic head manufacturing method and light-assist magnetic head
07/28/2011US20110183158 CPP structure with enhanced GMR ratio
07/28/2011US20110181988 Shield design for magnetic recording head
07/28/2011US20110181987 Magnetic recording/reproduction head
07/28/2011US20110181986 Disk drive device provided with lubricant-filled fluid dynamic bearing
07/28/2011US20110181985 Tape cartridge formatted with predetermined error patterns for testing a tape head of a tape drive
07/28/2011US20110181984 Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording medium
07/28/2011US20110181983 Method of centering a disk of hard disk drive
07/28/2011US20110181982 Servo write head, servo writer, and method for manufacturing magnetic tape with servo signal written thereon
07/28/2011US20110181979 Shaped plasmon generators for thermally-assisted magnetic recording
07/28/2011US20110181978 Disc drive data recovery utilizing off center track information
07/28/2011US20110181977 Method of writing servo pattern to disk of a hard disk drive and hard disk drive configured to perform the method
07/28/2011US20110181975 Method of manufacturing a master disk for magnetic transfer
07/27/2011EP2348505A1 Probe head and method of fabricating the same
07/27/2011EP2347413A1 Metal plating additive, and method for plating substrates and products therefrom
07/27/2011EP1936610B1 Support for magnetic recording medium, and magnetic recording medium
07/27/2011CN1981329B Apparatus for recording/reproducing data
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