Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/2009
03/10/2009US7502207 Method and apparatus for protecting magnetoresistive heads from electrostatic discharge
03/10/2009US7502206 Multiple extraordinary magnetoresistive (EMR) sensor utilizing both current leads
03/10/2009US7502205 Method of operating read and write transducers by controlling thermal actuation
03/10/2009US7502204 Structures for attaching a head gimbal assembly and an actuator arm
03/10/2009US7502203 Hard disk drive suspension employing a vertical offset to reduce track mis-registration induced by disk vibration
03/10/2009US7502202 Head slider for magnetic disks that prevents adhesion of dust
03/10/2009US7502201 Magnetic head slider material, magnetic head slider, and method of manufacturing magnetic head slider material
03/10/2009US7502197 Disk drive demodulating a time-based servo pattern
03/10/2009US7502196 Head actuator design for a low profile tape drive
03/10/2009US7502192 Magnetic disk drive and method for efficiently determining and storing RRO compensation values using a secondary micro-actuator
03/10/2009US7502191 Method and apparatus reducing off track head motion due to disk vibration in a hard disk drive through the head gimbal assembly
03/10/2009US7502189 Apparatus, signal-processing circuit and device for magnetic recording system
03/10/2009US7502188 Magnetic recording medium, magnetic storage and method for reproducing information from magnetic recording medium
03/10/2009US7502187 Address mark detection
03/10/2009US7502186 Disk drive clock tracking circuit, error compensation circuit and method
03/10/2009US7502185 Method and system for determining spin pad length
03/10/2009US7502184 Method of magnetic transfer and stopping slave medium rotation
03/10/2009US7501740 Microscale driving unit and recording disk drive
03/10/2009US7501737 Method and mechanism of PZT micro-actuator attachment for the hard disk driver arm
03/10/2009US7501194 Magnetic recording media with non-magnetic support and radiation cured layer
03/10/2009US7501192 Recording medium including protection layer having unequal property
03/10/2009US7500904 Glass substrate for information recording medium and method for producing same
03/10/2009US7500303 Method of fabricating a magnetic sensor on a wafer
03/10/2009US7500302 Process for fabricating a magnetic recording head with a laminated write gap
03/05/2009WO2009029162A1 System and method for providing constant loading in ac power applications
03/05/2009WO2009028621A1 Perpendicular magnetic recording medium, method for producing the same, and magnetic recording/reproducing device
03/05/2009WO2009028447A1 Magnetic recording medium, and magnetic recording/regenerating device
03/05/2009WO2008022082A3 Tolerance ring having variable height and/or assymmetrically located bumps
03/05/2009US20090061737 Lapping apparatus and lapping method
03/05/2009US20090061259 Bit patterned medium
03/05/2009US20090061258 Cpp-type magnetoresistance effect element having characteristic free layers
03/05/2009US20090061256 Ferrite thin film, method of manufacturing the same and electromagnetic noise suppressor using the same
03/05/2009US20090061106 Perpendicular magnetic memory medium, a manufacturing method thereof, and a magnetic memory storage
03/05/2009US20090059753 Optical disk apparatus and method of driving the same
03/05/2009US20090059749 Recording method, recording apparatus, and signal processing circuit for recording information on optical recording medium
03/05/2009US20090059444 Methods and structures for an integrated two-axis magnetic field sensor
03/05/2009US20090059443 Magnetoresistive element including insulating film touching periphery of spacer layer
03/05/2009US20090059442 Cpp-type magnetoresistance effect element having characteristic free layers
03/05/2009US20090059441 CPP device with improved current confining structure and process
03/05/2009US20090059440 Data integrity management responsive to an electrostatic event
03/05/2009US20090059439 Multichannel thin-film magnetic head with dummy shields
03/05/2009US20090059438 Thin-film magnetic head with perpendicular magnetic recording structure, magnetic head assembly with the thin-film magnetic head, magnetic disk drive apparatus with the magnetic head assembly, and manufacturing method of thin-film magnetic head with perpendicular magnetic recording structure
03/05/2009US20090059437 Differential current perpendicular to plane giant magnetoresistive sensor structure having improved robustness against spin torque noise
03/05/2009US20090059436 Thin-film magnetic head having cpp structure magneto-resistive effect device
03/05/2009US20090059435 Voice coil damper
03/05/2009US20090059434 Arm blade, head stack assembly comprising the same, and hard disk drive comprising the head stack assembly
03/05/2009US20090059433 Actuator latch system of hard disk drive
03/05/2009US20090059432 Head slider of magnetic disk device
03/05/2009US20090059431 Suspension, head gimbals assembly, method for manufacturing head gimbals assembly, storage apparatus, and apparatus for manufacturing head gimbals assembly
03/05/2009US20090059429 Bit patterned medium
03/05/2009US20090059428 Data storage tape for minimized damage
03/05/2009US20090059427 Perpendicular magnetic recording head and method for manufacturing the same
03/05/2009US20090059426 Magnetic head for perpendicular magnetic recording and method of manufacturing same
03/05/2009US20090059425 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it
03/05/2009US20090059424 Magnetic head, magnetic recording medium, and magnetic recording apparatus using the magnetic head and magnetic recording medium
03/05/2009US20090059423 Magnetic recording head and magnetic recording apparatus
03/05/2009US20090059422 Media processing device and magnetic head applicable to it
03/05/2009US20090059421 Method for manufacturing a thin closure magnetic head
03/05/2009US20090059419 Data storage device
03/05/2009US20090059417 Apparatus for assisting write operation using high frequency magnetic field in disk drive
03/05/2009US20090059416 Storage device, storage medium, and method for manufacturing storage medium
03/05/2009US20090059411 Semiconductor laser device structure, thermally assisted magnetic head, and method of manufacturing same
03/05/2009US20090059410 Frictional heat assisted recording
03/05/2009US20090059409 Magnetic recording reproducing apparatus
03/05/2009US20090057654 Spin fet and magnetoresistive element
03/05/2009US20090056106 Method and apparatus for assembling carriage assembly
03/04/2009EP2031608A2 Magnetoresistive element, magnetic head and magnetic recording/reproducing apparatus
03/04/2009EP2031607A1 Iron nitride-based magnetic powder, process for producing the same, and magnetic recording medium
03/04/2009EP2031585A1 Arm plate, head stack assembly comprising the same, and hard disk drive comprising the head stack assembly
03/04/2009EP1765262B1 Dental composition containing unsaturated halogenated aryl alkyl ether components
03/04/2009CN101379558A Method of generating a position error signal, method of writing a data track, and method and apparatus for testing a head
03/04/2009CN101379557A Magnetoresistive effect thin-film magnetic head and method for fabricating same
03/04/2009CN101378621A Connection structure between wired circuit boards
03/04/2009CN101377930A Method for manufacturing storage medium
03/04/2009CN101377929A Storage device, storage medium, and method for manufacturing storage medium
03/04/2009CN101377928A Perpendicular magnetic recording medium and magnetic recording and reproducing apparatus using the same
03/04/2009CN101377927A Method for manufacturing a thin closure magnetic head
03/04/2009CN101376230A Lapping apparatus and lapping method
03/03/2009US7500255 Data writing with plasmon resonator
03/03/2009US7499628 Enhancing operations of video tape cassette players
03/03/2009US7499387 Method and appliance for copying data from a tape onto a storage medium
03/03/2009US7499385 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
03/03/2009US7499384 Recording medium for storing defect management information for recording real time data, defect managing method therefor, and real time data recording method
03/03/2009US7499249 Spin valve-GMR element in which a non-metal laminate layer is provided as a free magnetic layer and method of manufacturing the same
03/03/2009US7499248 Magnetic detective head comprising free layer
03/03/2009US7499247 Magnetoresistive sensor having a pinned layer in multilayer structure
03/03/2009US7499246 Magnetic head device
03/03/2009US7499245 Magnetic head slider having stepped surfaces
03/03/2009US7499239 Feedforward controller and methods for use therewith
03/03/2009US7499238 Systems and methods for improving disk drive synchronization
03/03/2009US7499237 Recording controlling method in hard disk drive and hard disk drive using the same
03/03/2009US7499235 Auto-servo tape system and associated recording head
03/03/2009US7499233 Multi-phase control information detection and signal polarity determination
03/03/2009US7499232 Media player with acceleration protection
03/03/2009US7498093 Perpendicular magnetic recording medium and method for manufacturing the same
03/03/2009US7498092 Perpendicular magnetic recording medium with magnetic torque layer coupled to the perpendicular recording layer
03/03/2009US7498091 Recording medium including a first and second print layer with a controlled inclination angle and method of making the same
03/03/2009US7498088 excellent high frequency characteristics; insulation around grain boundaries to enclose magnetic grains; and a resonant frequency of permeability is 2 GHz or over
03/03/2009US7497916 Method of manufacturing multilayer optical information recording medium
03/03/2009US7497555 Inkjet nozzle assembly with pre-shaped actuator