Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
02/2010
02/24/2010CN101656080A Time-shifted bits for write synchronization correction
02/24/2010CN100592412C Making process for flexible printed circuit suspended rack assembly
02/24/2010CN100592390C Magnetic-head folded-piece combination and magnetic disc driving unit containing same
02/23/2010US7668072 Producing system and corresponding information recording medium having wobbled land portions
02/23/2010US7668059 Commercial/non-commercial medium test
02/23/2010US7667934 Adaptive read bias
02/23/2010US7667933 Magnetic oscillating device based on spin transfer torque and magnetic sensor using the same
02/23/2010US7667932 Method and apparatus using embedded sensor in a piezoelectric micro-actuator in a hard disk drive
02/23/2010US7667931 Flexible electrical interconnection with ends urged into engagement with curved surfaces of a support and hub in a miniature hard disk drive and method
02/23/2010US7667930 Disk drive suspension and flexure with doubly and differentially deflected frame
02/23/2010US7667928 Thin-film magnetic head having a width-thickness configured shield layer positioned by spacer pieces for use in a head gimbal assembly of a hard disk system
02/23/2010US7667927 Magnetic head having toroidal coil layer and manufacturing method thereof
02/23/2010US7667922 Estimation of bias force for data tracking in a disk drive
02/23/2010US7667921 Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspension
02/23/2010US7667920 Correcting a track pitch error with a subsequent servo-write pass
02/23/2010US7667917 Method and apparatus for controlling write parameter according to voltage variation
02/23/2010US7667916 Signal conversion system and method
02/23/2010US7667915 Disk drive having a head amplifier for perpendicular magnetic recording
02/23/2010US7667914 Direct coupled wide-bandwidth front-end with smart bias control amplifier
02/23/2010US7667913 Control unit, storage unit, and method for manufacturing storage unit
02/23/2010US7667912 Retry and re-read for write synchronization
02/23/2010US7667911 Self servo writing disk controller and methods for use therewith
02/23/2010US7667910 Magnetic disk drive, servo writer, self-servo writer and methods for use therewith
02/23/2010US7667908 Magnetic transfer method for perpendicular magnetic recording medium, perpendicular magnetic recording medium, and magnetic recording apparatus
02/23/2010US7667456 Method and apparatus for testing magnetic head with TMR element
02/23/2010US7666531 three underlayers formed on the nonmagnetic substrate; Si grain boundary region surrounding the crystal grains; control the alignment and grain diameter of crystal grains; good signal to noise ratio, good overwrite characteristic, high thermal decay resistance, high density recording; hard disk drive
02/23/2010US7666530 enhancing adhesion with the substrate; high reliability and high recording density; improving the magnetic properties and surface smoothness of the soft magnetic alloy underlayers; scratch resistance
02/23/2010US7666529 magnetic recording medium having first magnetic layer, a spacer layer, and a second magnetic layer; good mirror image of the recording head without erasure of data in the recording layer; preventing erasure; use in computer hard disc drives
02/23/2010US7666491 Single ply embossed thermoplastic polypropylene-based elastomer blend of a polyethylene copolymer; extruded membrane has stretchability
02/23/2010US7666467 Forming a MgO or MgZnO tunnel barrier, a first and second amorphous ferromagnetic layer depositing Co and another element the underlayers, passing spin-polarized current between the first and second amorphous layers through the tunnel barrier; antiferromagnet reference layer
02/23/2010US7666322 Method of producing nozzle plate and method of producing liquid-droplet jetting apparatus
02/23/2010US7665709 Trolley and rail systems for extension and retraction arrangements
02/18/2010WO2009140079A3 Improved mechanism and method for permanent magnet degaussing
02/18/2010US20100040907 Magnetic disk substrate, magnetic disk, and magnetic disk device
02/18/2010US20100040126 Arrangement for adaptive bit recovery
02/18/2010US20100039913 Method for performing servo defect compensating operation by compensating servo-related signal derived from reading optical medium and related optical disc drive system with dsp
02/18/2010US20100039910 Apparatus for recording/reproducing data from a data are including a spare area for defect management allocated in reverse order from rearmost units of data area
02/18/2010US20100039909 Host Initiated Background Formatting Of Optical Medium
02/18/2010US20100039734 Thin film magnetic head having a pair of magnetic layers whose magnetization is controlled by shield layers
02/18/2010US20100039733 Integrated pivot-carriage
02/18/2010US20100039732 ABS design for dynamic flying height (DFH) applications
02/18/2010US20100039730 Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproducing apparatus
02/18/2010US20100039729 Package with integrated magnets for electromagnetically-actuated probe-storage device
02/18/2010US20100039728 Method of detecting position of head and storage apparatus
02/18/2010US20100039727 E-beam write for high-precision dot placement
02/18/2010US20100039726 Managing data storage media and multiple cartridge memories of a data storage cartridge
02/18/2010US20100039724 Magnetic recording medium
02/18/2010US20100037453 Current confining layer for GMR device
02/17/2010EP2154388A1 Tolerance ring assembly
02/17/2010EP2153440A2 Device and method for information mass storage
02/17/2010CN201408541Y Mobile hard disk with digital recording and card reading functions
02/17/2010CN201408535Y Trusted hard disk facing to trusted computation cryptograph supporting platform
02/17/2010CN101650948A E-beam write for high-precision dot placement
02/17/2010CN100590715C Magnetic head, fabrication process of magnetic head, and magnetic disk storage apparatus mounting magnetic head
02/17/2010CN100590714C Perpendicular magnetic recording head and method of manufacturing the same
02/16/2010USRE41125 Apparatus and method for controlling recording and reproduction in digital recording medium
02/16/2010US7664912 Data recording apparatus, data recording method, and program
02/16/2010US7664371 Recording medium having data structure for managing reproduction of still images recorded thereon and recording and reproducing methods and apparatuses
02/16/2010US7664367 Information processing device
02/16/2010US7663999 Disc drive apparatus and electronic appliance
02/16/2010US7663997 Write once optical disc, and method and apparatus for recovering disc management information from the write once optical disc
02/16/2010US7663991 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
02/16/2010US7663990 Optical recording medium having access control area and method for recording or reproducing thereof
02/16/2010US7663981 Optically assisted magnetic recording device with semiconductor laser, optically assisted magnetic recording head and magnetic disk device
02/16/2010US7663848 Magnetic memories utilizing a magnetic element having an engineered free layer
02/16/2010US7663847 Magnetoresistive sensor having an anisotropic hard bias without a buffer layer
02/16/2010US7663846 Magnetoresistive sensor having an enhanced lead overlay design and shape enhanced pinning
02/16/2010US7663845 Current-perpendicular-to-plane magneto-resistive element including multilayer lower magnetic shielding film
02/16/2010US7663844 Actuator arm with arm hole to improve dynamic characteristics and actuator assembly having the same
02/16/2010US7663843 Flex cable frame assembly for micro-actuator and flex cable suspension assembly for HGA of disk drive device
02/16/2010US7663842 Actuator apparatus of a hard disk drive
02/16/2010US7663841 Resonance control features for a head gimbal assembly
02/16/2010US7663840 Storage apparatus having a recording medium with a thermal insulation barrier
02/16/2010US7663839 Magnetic head for perpendicular magnetic recording with encasing layer
02/16/2010US7663838 Production method for magnetic recording medium
02/16/2010US7663837 Rotor blade and hard disk drive having the same
02/16/2010US7663836 Disk drive base/cover plate with push pin hole having enlarged portion
02/16/2010US7663835 System and method for identifying track squeeze errors (TSEs) of a disk of a disk drive
02/16/2010US7663831 Reproduction device and method, recording medium, and program
02/16/2010US7663830 Method of forming servo data of HDD and self servo write method using the same
02/16/2010US7663827 Method of initializing perpendicular magnetic recording medium, perpendicular magnetic recording medium and magnetic recording apparatus
02/16/2010US7663826 Method and apparatus for copying data from one disc drive to another disc drive
02/16/2010US7662539 Resist pattern thickening material, process for forming resist pattern, and process for manufacturing semiconductor device
02/16/2010US7662493 Magnetic disk substrate and production method of magnetic disk
02/16/2010US7662492 Three-layer interlayer has a Nickel-based face-centered-cubic layer, a chromium-based body-centered-cubic layer, and a ruthenium-based hexagonal-close-packed layer; reduced ruthenium content without degrading performance
02/16/2010US7662491 Applying colloidal solution to substrate and removing solvent to form uniform arrangement of magnetic particles as mask; etching and removing particles; mass production nonlithography technique
02/16/2010US7661793 Inkjet nozzle with individual ink feed channels etched from both sides of wafer
02/16/2010US7661188 Method of manufacturing glass substrate for magnetic disk
02/16/2010US7661187 Manufacturing method for magnetic disk drive
02/11/2010WO2010016365A1 Device and method for writing data in tape media
02/11/2010WO2010016360A1 Optical device, optical recording head and optical recording device
02/11/2010WO2010016329A1 Thermally-assisted magnetic recording head
02/11/2010WO2010016296A1 Magnetic recording head, magnetic head assembly and magnetic recording device
02/11/2010WO2010016262A1 Thermally assisted magnetic head and method for assembling thermally assisted magnetic head
02/11/2010WO2010016154A1 Metallic magnetic powder for magnetic recording and process for producing the metallic magnetic powder
02/11/2010US20100035088 Magnetic tape and method for producing the same
02/11/2010US20100035087 Process for producing ferromagnetic metal particles and magnetic recording medium
02/11/2010US20100035086 Iron nitride magnetic powder and magnetic recording medium comprising the same
02/11/2010US20100035085 Perpendicular magnetic recording medium with improved magnetic anisotropy field
02/11/2010US20100035084 Method for producing a cast piece