Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
05/2008
05/13/2008US7372665 Magnetic recording head with resistive heating element located near the write coil
05/13/2008US7372664 Techniques to reduce adjacent track erasure including a write pole with a tip having faces at angles
05/13/2008US7372661 Tape guide system for engaging different tape widths
05/13/2008US7372660 Disc storage system with adaptive PID control
05/13/2008US7372659 Head position control method, head position control device and disk device
05/13/2008US7372658 Correction table creation method for head position control, head position control method and disk device
05/13/2008US7372653 Degauss waveform generator for perpendicular recording write head
05/13/2008US7372652 Correcting errors in disk drive read back signals by iterating with the Reed-Solomon decoder
05/13/2008US7372651 Introducing a noise signal into a read-back signal when data is written to a removable data storage medium
05/13/2008US7372650 Rotating media storage device having a calibration track with unique calibration servo synch marks
05/13/2008US7372649 Apparatus and method for applying write signals for driving a write head
05/13/2008US7372648 Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus
05/13/2008US7372145 Bonded assembly having improved adhesive bond strength
05/13/2008US7371488 Method of manufacturing magnetic head
05/13/2008US7371474 Advanced lubricant for thin film storage medium
05/13/2008US7370406 Method of manufacturing a thin film structure
05/13/2008US7370405 Fabrication method of a high gradient-field recording head for perpendicular magnetic recording
05/13/2008US7370404 Method for resetting pinned layer magnetization in a magnetoresistive sensor
05/13/2008US7370403 Method of fabricating a planar spiral inductor structure having an enhanced Q value
05/08/2008WO2008053733A1 Method of holding glass disk for information recording medium and holder used for the method
05/08/2008WO2008053547A1 Pattern transferring stamper, method for manufacturing magnetic recording medium using the pattern transferring stamper, and the magnetic recording medium
05/08/2008WO2007104050A3 Magnetoresistive head preamplifier circuit with programmable input impedance
05/08/2008US20080107922 Magnetic film for magnetic head
05/08/2008US20080107921 Magnetic tape and magnetic tape cartridge
05/08/2008US20080107377 Bending waveguide, method of fabricating the bending waveguide, light delivery module employing the bending waveguide, and heat assisted magnetic recording head employing the bending waveguide
05/08/2008US20080107009 Reproducing system and corresponding information recording medium having wobbled land portions
05/08/2008US20080106990 Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds
05/08/2008US20080106986 Information recording medium, and recording/reproducing method and apparatus therefor
05/08/2008US20080106828 Anti-parallel tab sensor fabrication
05/08/2008US20080106827 Magneto-resistive effect device, thin-film magnetic head, head gimbal assembly, and hard disk system
05/08/2008US20080106826 Current-perpendicular-to-plane magnetoresistance effect device with double current double layers
05/08/2008US20080106825 Current-perpendicular-to-plane magnetoresistance effect device with double current control layers
05/08/2008US20080106824 Micro-actuator, head gimbal assembly and disk drive unit with the same
05/08/2008US20080106823 Systems and methods for identifying problems with PZT elements of micro-actuators
05/08/2008US20080106822 Method for reducing off-track gain for a disk drive actuator
05/08/2008US20080106821 Patterned magnetic recording medium
05/08/2008US20080106820 Magnetic head structure and its manufacturing method
05/08/2008US20080106818 Air bearing design with a flatter pitch profile for reducing particle TAs
05/08/2008US20080106817 Multiple sinusoidal seek servo system for reducing seek acoustics and seek time in hard disk drives
05/08/2008US20080106816 Method for improving sequence detection performance by removing excess paths
05/08/2008US20080106815 Disk apparatus capable of determining failure of spindle motor
05/07/2008EP1918946A1 Magnetic film for magnetic device
05/07/2008EP1918912A2 Head controller, storage device and head controlling method
05/07/2008EP1543505A4 High density recording medium with super-resolution near-field structure manufactured using high-melting point metal oxide or silicon oxide mask layer
05/07/2008CN101175373A Printed-wiring board, method for forming electrode of the board, and hard disk device
05/07/2008CN101174669A Magneto-resistance effect element, magnetic head, magnetic recording/reproducing device and magnetic memory
05/07/2008CN101174447A Head controller, storage device and head controlling method
05/07/2008CN101174441A Device, method and movable worktable for attaching a disc to a spindle of a spinstand
05/07/2008CN101174426A Soft underlayer for perpendicular media with mechanical stability and corrosion resistance
05/07/2008CN101174425A Patterned magnetic recording medium
05/07/2008CN101174424A Cobalt-vanadium super-high density vertical magnetic recording medium and method for making same
05/07/2008CN101174423A Control device, control method, and storage apparatus
05/07/2008CN101174422A Micro actuator, magnetic recording head tabs combination containing the same and disk drive unit
05/07/2008CN101174421A System and method for improving lead wire coupling of hard disk drive actuator
05/07/2008CN101174420A Magneto-resistive effect device, thin-film magnetic head, head gimbal assembly, and hard disk system
05/07/2008CN101174419A Current-perpendicular-to-the-plane (cpp) magnetoresistive sensor with impedance adjustment
05/07/2008CN101174418A Wafer and insulation characteristic monitoring method
05/07/2008CN101174417A Head slider and method of making the same and grinding apparatus for head slider
05/07/2008CN101174416A Bending waveguide, method of fabricating the bending waveguide, light delivery module employing the bending waveguide, and heat assisted magnetic recording head employing the bending waveguide
05/07/2008CN101174415A System and method for recognizing problems of micro-actuator piezoelectric elements
05/07/2008CN101173160A Roll-off reducing agent
05/06/2008US7369746 Device for recording digital video and audio signals in designated areas of a recording medium in a predetermined track format
05/06/2008US7369477 Information recording medium, information recording apparatus, and information reproducing apparatus
05/06/2008US7369473 Record medium, recording method for record medium, output controlling method, reproducing apparatus, record and reproduction controlling method, recording method, record and reproduction method, and recording and/or reproducing method
05/06/2008US7369469 Laser power control apparatus and method, an optical disk apparatus and a recording method
05/06/2008US7369468 Write-once recording medium preserving data-recording status, method of preserving data-recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor
05/06/2008US7369464 Editing device capable of changing the displaying mode of management information
05/06/2008US7369376 Amorphous layers in a magnetic tunnel junction device
05/06/2008US7369375 Magneto-resistance effect element and magneto-resistance effect head
05/06/2008US7369374 Current in plane magnetoresistive sensor having a contiguous hard bias layer located at back edge of stripe height
05/06/2008US7369373 CPP GMR with hard magnet in stack bias layer
05/06/2008US7369372 Exchange-coupled film including pinned magnetic layer composed of a plurality of cobalt-iron alloys having different compositions disposed on antiferromagnetic layer, and magnetic sensing element
05/06/2008US7369371 Magnetoresistive sensor having a shape enhanced pinned layer
05/06/2008US7369370 GMR head design that suppresses tribocharge during its assembly
05/06/2008US7369369 Bidirectional micropositioning recording head for a magnetic storage device
05/06/2008US7369367 Disk drive voice coil motor yoke assembly having proximity latch magnet pair attracting and holding voice coil bias steel therebetween
05/06/2008US7369366 Suspension assembly of actuator for disk drive with portion of load beam inclined lengthwise between limiter and leading end
05/06/2008US7369365 Head slider capable of being reliably released from effect of moving recording medium
05/06/2008US7369364 Interconnect for dissipating electrostatic charges on a head slider
05/06/2008US7369363 Method for producing magnetic tape in which a prescribed winding habit is imparted to the magnetic tape
05/06/2008US7369361 Magnetic head and magnetic head substructure including resistor element whose resistance corresponds to the length of the track width defining portion of the pole layer
05/06/2008US7369360 Perpendicular recording head having controlled permeability and saturation moment
05/06/2008US7369359 Thin film magnetic head having sectional shape of write magnetic pole formed as a trapezoid
05/06/2008US7369358 Grounded writer core
05/06/2008US7369357 Magnetic head, head suspension assembly, magnetic reproduction apparatus, and method of manufacturing magnetic head
05/06/2008US7369355 Magnetic disk drive apparatus and manufacturing method of magnetic disk drive apparatus
05/06/2008US7369352 Apparatus, medium, and method with seek servo control considering temperature change
05/06/2008US7369351 Magnetic disk drive and read/write method to reduce read error rate
05/06/2008US7369349 Data storage device with heater, and control method therefor involving different control modes
05/06/2008US7369345 Mobile hard disk drive free fall detection and protection
05/06/2008US7369343 Disk drive correcting track address during a write operation
05/06/2008US7369342 Peak detection for magnetic tape timing based servo
05/06/2008US7369340 Disk drive detecting disk warping by detecting negative correlation between read signal amplitudes from top and bottom disk surfaces
05/06/2008US7369339 Failure prediction method for magnetic disk devices, and a magnetic disk device using the same
05/06/2008US7369337 Magnetic field application apparatus, magnetic transfer apparatus and method for producing magnetic recording medium
05/06/2008US7369336 Master carrier for magnetic transfer
05/06/2008US7368387 Polishing composition and polishing method
05/06/2008US7368189 magnetic layer containing ferromagnetic powder and binder, a nonmagnetic support; excellent in electromagnetic characteristics and durability, provides a highly reliable magnetic recording medium having a high SNR, good in rolling up property, and little damage of tape edge even in repeating running
05/06/2008US7368188 Magnetic recording medium
05/06/2008US7368187 With intermediate layers made of a Cobalt-Chromium alloy of which saturation magnetic flux densities are controlled within a predetermined range