Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/2009
04/08/2009EP2045307A1 Polishing composition
04/08/2009CN101405793A Magnetic recording medium, method for production thereof, and magnetic recording and reproducing device
04/08/2009CN101404320A Magnetoresistance effect element, magnetic head, magnetic recording/reproducing apparatus, and magnetic memory
04/08/2009CN101404319A CPP type magneto-resistive effect device and magnetic disk system
04/08/2009CN101404162A Head suspension, load beam, method of manufacturing load beam, and method of processing work
04/08/2009CN101404161A Head suspension, load beam, and method of manufacturing load beam
04/08/2009CN101403854A Nano-patterning method and method of manufacturing master plate and discrete track magnetic recording media
04/08/2009CN100477772C Method for recording video data in information storage medium thereof
04/08/2009CN100477750C Signal receiving circuit and signal input testing circuit
04/08/2009CN100477134C Fine particles depositing device and method, and preparing method for light emitting element
04/08/2009CN100476982C Head support device and disc device using it
04/08/2009CN100476981C System and method for manufacturing a hard disk drive suspension flexure
04/08/2009CN100476980C Improved method for adding flexiable circuit assembly of magnetic head stack assembly to actuator arm
04/08/2009CN100476956C Stamper, method of manufacturing same, and method of manufacturing magnetic recording media by using the stamper
04/08/2009CN100476955C Method and circuit for neutralizing deflection change of CD storing system
04/08/2009CN100476954C Thin film piezoelectric micro-actuator for universal suspension bracket assembly of magnetic head
04/08/2009CN100476953C Magnetoresistive head and manufacturing method thereof
04/08/2009CN100476952C Thin film magnetic head structure, manufacturing method thereof, and manufacturing method of thin film magnetic head
04/08/2009CN100476951C System and method for edge radius hard disk drive head sliders
04/07/2009US7515522 Lensless optical servo system for an optically assisted disk drive
04/07/2009US7515517 Method and apparatus for data detection in blue laser optical disk drives
04/07/2009US7515516 Record medium, method of recording identification information thereof, and recording/reproducing method thereof
04/07/2009US7515511 Optical disk drive system with quasi-parallel tasking and servo control method
04/07/2009US7515510 Method and apparatus for managing disc defect using temporary DFL and temporary DDS including drive & disc information disc with temporary DFL and temporary DDS
04/07/2009US7515388 Composite hard bias design with a soft magnetic underlayer for sensor applications
04/07/2009US7515387 Magnetoresistive effect element, and magnetic head and magnetic reproducing apparatus including the same
04/07/2009US7515386 Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
04/07/2009US7515384 Method and apparatus for providing a three stepped air bearing having a funnel structure for controlling air flow to improve fly height performance
04/07/2009US7515383 Magnetic recording medium
04/07/2009US7515381 Method for fabricating a side shield for a flux guide layer for perpendicular magnetic recording
04/07/2009US7515380 Magnetic head and method for production therefor
04/07/2009US7515377 Storage apparatus and control method for detecting vibration produced during seeking
04/07/2009US7515376 Disk drive with variable track density
04/07/2009US7515375 Positioning control device and disk device
04/07/2009US7515374 Magnetic tape and manufacturing method thereof, and servo writer
04/07/2009US7515373 Transducer positioning responsive to complex position error signal
04/07/2009US7515371 Channel postamble extension to de-gauss pole tips
04/07/2009US7515369 Information recording and reproducing apparatus and method, and signal decoding circuit for performing timing recovery
04/07/2009US7515368 Precompensation circuit for magnetic recording
04/07/2009US7514916 CCP-CPP-GMR head assembly, magnetic recording/reproducing apparatus, and specification method of appropriate sense current direction of CCP-CPP-GMR head
04/07/2009US7514163 Excellent durability and corrosion resistance; to prevent head crash and corrosion of the magnetic layer; to improve the recording density and the reliability, significantly; making the magnetic spacing smaller; lower layer and upper layer are formed by deposition by the Filtered Cathodic Arc method
04/07/2009US7514162 Perpendicular magnetic recording medium with metamagnetic antiferromagnetically-coupled layer between the soft underlayer and recording layer
04/07/2009US7514161 Laminated antiferromagnetically coupled media with decoupled magnetic layer
04/07/2009US7514160 Tunnel magnetoresistance element having a double underlayer of amorphous MgO and crystalline MgO(001)
04/07/2009US7513215 Systems and methods for the production of highly tetrahedral amorphous carbon coatings
04/07/2009US7513033 Apparatus for workpiece assembly
04/07/2009US7513030 Method of assembling an actuator arm system for a hard disk
04/02/2009WO2009041816A2 A method of patterning a hard disk medium
04/02/2009WO2009041656A1 Vertical magnetic recording medium
04/02/2009WO2009041618A1 Glass substrate for magnetic disk, process for producing the glass substrate, and magnetic disk
04/02/2009WO2009041492A1 Method for manufacturing glass substrate for magnetic disc and method for manufacturing magnetic disc
04/02/2009WO2009041432A1 Magnetic disk and process for producing the magnetic disk
04/02/2009WO2009041423A1 Vertical magnetic recording medium and method for manufacturing the same
04/02/2009WO2009041399A1 Cr-mn-b sputtering target member for producing base film of magnetic recording medium, and thin film produced by using the same
04/02/2009WO2009041398A1 Ni-w-b sputtering target member for producing intermediate layer film of perpendicular magnetic recording medium, and thin film produced by using the same
04/02/2009WO2009041286A1 Magnetic recording medium and method of manufacturing the same
04/02/2009WO2009040929A1 Memory device, control method and controller
04/02/2009WO2006052757A3 Electrical current as probe for modulation at head-disk interface
04/02/2009WO2005033585A3 Systems and methods for conditoning air and transferring heat and mass between airflows
04/02/2009US20090087793 Method of nano-patterning using surface plasmon effect and method of manufacturing nano-imprint master and discrete track magnetic recording media using the nano-patterning method
04/02/2009US20090087689 Magnetic recording medium
04/02/2009US20090087688 Iron nitride powder, method of manufacturing the same, and magnetic recording medium
04/02/2009US20090087687 Sulfonic acid polyol compound, polyurethane resin, polyurethane resin for magnetic recording medium, and magnetic recording medium
04/02/2009US20090087686 Magnetic recording medium and method of manufacturing the same
04/02/2009US20090087685 Magnetic recording medium
04/02/2009US20090087684 Method of modifying surface of powder, magnetic recording medium, and coating material
04/02/2009US20090087683 Reaction Method and Apparatus and Method and Apparatus for Manufacturing Chemical Substance Using the Same
04/02/2009US20090087658 Method for manufacturing ferrite powder, ferrite powder, and magnetic recording medium
04/02/2009US20090086598 Servo frame interval correction apparatus, storage apparatus and servo frame interval correction method
04/02/2009US20090086597 Optical disc apparatus and optical disc recording method
04/02/2009US20090086385 Current perpendicular to plane magnetoresistive sensor with reduced read gap
04/02/2009US20090086384 Magneto-resistance effect element including ferromagnetic layer having granular structure
04/02/2009US20090086383 CPP type magneto-resistive effect device and magnetic disk system
04/02/2009US20090086382 System and method for changing resonant frequency in hard disk drive components
04/02/2009US20090086381 Manufacturing method of thin-film magnetic head with dishing suppressed during polishing
04/02/2009US20090086380 Magnetic recording head having an extended stripe height and a shortened shield height
04/02/2009US20090086378 Pure rotary microactuator
04/02/2009US20090086376 Actuator latching mechanism for magnetic disk drive
04/02/2009US20090086375 Apparatus for measuring vibration characteristics of head gimbal assembly
04/02/2009US20090086374 High density electrical interconnect assembly
04/02/2009US20090086372 Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording device
04/02/2009US20090086370 Thin film magnetic head structure, method of making same and thin film magnetic head
04/02/2009US20090086369 Magnetic recording medium, magnetic signal reproduction method and magnetic signal reproduction system
04/02/2009US20090086368 Magnetic recording medium, magnetic signal reproduction method and magnetic signal reproduction system
04/02/2009US20090086366 Hard disk drive off track event method and device
04/02/2009US20090086365 Read write offset error correction using geometric reference in self servo write process
04/02/2009US20090086364 Per wedge worf determinations for disk drive
04/02/2009US20090086363 Transducer positioning responsive to complex position error signal
04/02/2009US20090086362 Recording disk and disk drive
04/02/2009US20090086358 Method and system for magnetic recording using self-organized magnetic nanoparticles
04/02/2009US20090086357 In drive written spirals for self servo writing
04/02/2009US20090086356 Detecting and Correcting Insertion and Deletion of Bits for Bit Patterned Media Storage Systems
04/02/2009US20090085972 Nozzle plate, inkjet head, and manufacturing method of the same
04/01/2009EP2043090A1 Actuator latching mechanism for magnetic disk drive
04/01/2009EP1733388A4 Information storage medium and method and system for recording data on the same
04/01/2009EP1642273A4 Recording/reproducing apparatus, disk manufacturing apparatus and information recording medium thereof
04/01/2009CN101401154A Magnetic recording medium, method for production thereof and magnetic recording and reproducing device
04/01/2009CN101399505A Head suspension and piezoelectric actuator
04/01/2009CN101399064A Disk drive with turbulence reduction plate
04/01/2009CN101399053A Information storage medium and reproduction device