Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
02/2004
02/26/2004US20040036994 Slider tester
02/26/2004US20040036479 Method for detecting piezoelectric element failures in head suspensions
02/26/2004US20040036471 Integrated field generator for actuating magnetic heads
02/26/2004US20040036469 Giant magnetoresistance based nanopositioner encoder
02/26/2004US20040035941 Preamplifier system having programmable resistance
02/26/2004US20040035822 comprises electrode (wiring) having copper layer surrounded by a coating film made of titanium or titanium or titanium oxide; thin film transistors (TFT); liquid crystal displays (LCD)
02/26/2004US20040035444 Universal cleaning apparatus
02/26/2004US20040034991 Method for manufacturing a spin valve having an enhanced free layer
02/25/2004EP1391883A1 Magnetic recording medium
02/25/2004EP1391882A1 Electrostatic mircroactuator with electrically isolated moveable portion and associated drive circuitry
02/25/2004EP1391881A2 Pivot assembly for hard disk drive use
02/25/2004EP1390950A1 Diagnostic system for a read/write channel in a disk drive
02/25/2004CN1478278A Eccentricity controlling method for magnetic disk, recording medium having the method recorded thereon and magnetic disk device using the method
02/25/2004CN1478270A Cartridge bearing with prictional sleeve
02/25/2004CN1477620A Magnetic head device, magnetic head support mechanism and magnetic recording device
02/25/2004CN1477619A Grinding guide with dual-purpose for producing magnetoresistive head
02/25/2004CN1477618A Recording/playback separated magnetic head
02/25/2004CN1477447A Photoresist pattern thickness-increasing material, photoresist pattern containing it and its use
02/25/2004CN1139929C Disk device and reproducing method for disk-like recording medium
02/25/2004CN1139917C Cantilever of magnetic head assembly
02/25/2004CN1139916C Magnetic tunnel junction magnetoresistive read head with readout layer as rear flux guide
02/25/2004CN1139915C Magnetic head front grinding device and method
02/25/2004CN1139914C Magnetic head and magnetic recording or regenerating device
02/25/2004CN1139913C 磁头 Magnetic head
02/24/2004US6697991 Data check circuit of magnetic disk device and data checking method of magnetic disk device
02/24/2004US6697308 Method and system for providing timing adjustment to perform reliable optical recording at high speeds
02/24/2004US6697307 Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ECC blocks
02/24/2004US6697305 Magnetic head with sectioned magnetic field regulator
02/24/2004US6697236 System and method for an exchange stabilized AP-coupled free layer for MR heads
02/24/2004US6697235 Magnetoresistive head and magnetic recoding/reproducing apparatus using the same
02/24/2004US6697234 Thin-film magnetic head having a shielding layer covered by a high-melting point layer on the magnetoresistive element side
02/24/2004US6697233 High density recording, dual stripe MR (DSMR) head for achieving anti-parallel exchange coupling with one biased layer having low coercivity
02/24/2004US6697232 Bonded transducer-level electrostatic microactuator for disc drive system
02/24/2004US6697231 Thin film magnetic head and rotary head assembly using thin film magnetic heads
02/24/2004US6697230 Three-point floating nut for a head positioner
02/24/2004US6697229 Head transfer actuator assembly used in a tape device with a head assembly given a bias in a radial direction of the lead screw
02/24/2004US6697228 Low stiffness pitch adjustable suspension
02/24/2004US6697227 Head suspension for disk drive and method of manufacturing head suspension
02/24/2004US6697226 Disc drive suspension having tip stiffener
02/24/2004US6697225 Damper for attenuating hard disk drive suspension vibration
02/24/2004US6697224 Baseplate for arm and suspension assembly
02/24/2004US6697223 Disc head slider with pole tip spacing de-coupled from slider fly height
02/24/2004US6697221 Perpendicular magnetic recording head with inverted trapezoidal main magnetic pole layer
02/24/2004US6697220 Thin film magnetic head
02/24/2004US6697219 Thin film magnetic head capable of reducing inductance and manufacturing method therefor
02/24/2004US6697216 Disk drives with upstream-oriented heads
02/24/2004US6697212 Cartridge magnetic tape device having magnetic head cleaning mechanism
02/24/2004US6697211 Magnetic head drive device
02/24/2004US6697210 Disk device
02/24/2004US6697209 Phase based time domain tracking for helical scan tape drive
02/24/2004US6697208 System and methods for using offset information on a data storage medium
02/24/2004US6697207 Method and circuit for providing velocity-controlled head loading or unloading
02/24/2004US6697206 Tape edge monitoring
02/24/2004US6697205 Write output driver with internal programmable pull-up resistors
02/24/2004US6696832 Method and apparatus for testing transducer heads in magnetic storage systems
02/24/2004US6696831 Testing apparatus and method for testing magnetic head and/or magnetic disk
02/24/2004US6696226 Forming thin image resist layer over a hard reactive-ion etch mask and image transfer; high resolution optical lithography accomodates compact coil and pole structure
02/24/2004US6696183 Vacuum deposition of metal, or alloy thereof, on nonmagnetic support
02/24/2004US6696172 Recording medium and method for manufacturing the same
02/24/2004US6696163 Liquid crystal polymers for flexible circuits
02/24/2004US6696107 Passivation; displacing particles; high density magnetic recording media; data storage
02/24/2004US6694611 Method for manufacturing a thin-film structure having a reliably removable oxide layer
02/24/2004US6694604 Method of making a write head with self-aligned pedestal shaped pole tip which are separated by a zero throat height defining layer
02/24/2004US6694603 Process of forming a magnetic microactuator
02/19/2004WO2004015791A2 Magnetoresistant device and magnetic memory device further comme nts
02/19/2004WO2004015691A2 Device & method for contact patterning of dual-sided magnetic media
02/19/2004WO2003063139A3 Write-safe condition verification apparatus and method for the write element in a disc drive
02/19/2004WO2002049013A3 Head drum with dynamic gap adjustment
02/19/2004US20040033763 Storage device slider with sacrificial lapping extension
02/19/2004US20040033391 Second magnetic layer having a second value of saturation magnetic flux density larger than the value of the first layer.
02/19/2004US20040033390 Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus
02/19/2004US20040033389 Master information carrier for magnetic transfer
02/19/2004US20040033357 Magnetic particle, its production method, magnetic recording medium and its production method
02/19/2004US20040033339 Porous body and method of manufacturing the same
02/19/2004US20040032697 Shield connections for tunnel valve sensors
02/19/2004US20040032696 Method of protecting sensitive thin film devices from corrosion and electrostatic discharge
02/19/2004US20040032695 Head suspension having a displacement limiter
02/19/2004US20040032694 Air bearing design with a patch in cavity
02/19/2004US20040032693 Head slider having microactuator
02/19/2004US20040032692 Thin-film magnetic head for perpendicular magnetic recording
02/19/2004US20040032688 Disk storage
02/19/2004US20040032687 Head-slap detection for a data storage device
02/19/2004US20040032686 Head slider receiving variable urging force in recording medium drive
02/19/2004US20040032685 Timing based servo pattern incorporating band encoding
02/19/2004US20040032684 Disk drive writer with capacitive boost
02/19/2004US20040032682 Disk drive writer with active reflection cancellation
02/19/2004US20040032681 Method and system for implementing in situ low flyheight warning
02/19/2004US20040032318 Laminated ferrimagnetic thin film, and magneto-resistive effect element and ferromagnetic tunnel element using this thin film
02/19/2004US20040031773 Method of fabricating an ink jet printhead
02/19/2004DE19724688B4 Drehventil-Magnetowiderstandskopf und Verfahren zum Herstellen desselben, sowie magnetisches Aufnahme-/Wiedergabegerät Rotary valve magneto-resistive head and method of manufacturing the same, and magnetic recording / reproducing apparatus,
02/18/2004CN1476604A Magnetic recording/reproducing apparatus
02/18/2004CN1475996A Method and equipment used for correcting inclination in disk driver
02/18/2004CN1475989A Low environmental pressure slide block having zoning low environment region
02/18/2004CN1475459A Nanometer particle containing inorganic nucleus
02/18/2004CN1139069C Disk apparatus
02/18/2004CN1139058C Low mass disc drive suspension
02/18/2004CN1138716C High rigidity glass-ceramic substrate for magnetic information storage medium, its mfg. method and storage disc using it
02/17/2004US6693776 Spin valve sensor with a spin filter and specular reflector layer
02/17/2004US6693775 GMR coefficient enhancement for spin valve structures
02/17/2004US6693774 Magnetoresistive sensor and magnetic storage apparatus