Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
11/2009
11/05/2009US20090274932 Sputtered metal film recording medium including texture promotion layer
11/05/2009US20090274931 Hard magnet with cap and seed layers and data storage device read/write head incorporating the same
11/05/2009US20090274217 Methods and apparatus for decoding and displaying different resolution video signals
11/05/2009US20090273864 Magnetoresistive element including two ferromagnetic layers
11/05/2009US20090273863 Thin-film magnetic head for perpendicular magnetic recording and method of making the same
11/05/2009US20090273862 Flat e-yoke for cusp write head
11/05/2009US20090273861 Manufacturing method of magnetic recording medium, the magnetic recording medium, and magnetic recording and reproducing apparatus
11/05/2009US20090273859 Forming a pole tip topography
11/05/2009US20090273858 Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus
11/05/2009US20090273856 Timing insensitive method and apparatus for spectral analysis in a disk recording system
11/05/2009US20090273650 Printhead With Columns Extending Across Chamber Inlet
11/05/2009US20090273649 Inkjet Printhead With Nozzle Layer Defining Etchant Holes
11/04/2009CN201340729Y Automatic installation device of hard disk negative plate magnetic head locating pin
11/04/2009CN201340728Y Safety protection device comprising magnetic head
11/03/2009US7613975 Predictive diagnosis of a data read system
11/03/2009US7613525 Disk device for serial communication and method of controlling the same
11/03/2009US7613088 Method and system for time based file storage
11/03/2009US7612970 Magnetoresistive sensor with a free layer stabilized by direct coupling to in stack antiferromagnetic layer
11/03/2009US7612969 Magnetic memory device and method of fabricating the same
11/03/2009US7612968 Disk drive microactuator frame with epoxy overflow reservoir
11/03/2009US7612967 Method and apparatus coupling at least one piezoelectric device to a slider in a hard disk drive for microactuation
11/03/2009US7612966 Head suspension assembly and recording medium drive
11/03/2009US7612965 Thin-film magnetic head having heatsink wider on air bearing surface side
11/03/2009US7612964 Magnetic write head having a self aligned, steep shoulder pole structure and method of manufacture thereof
11/03/2009US7612963 Perpendicular magnetic recording head with photoresist dam between write coil and air bearing surface
11/03/2009US7612961 Magnetic recording disk and disk drive with patterned phase-type servo fields for read/write head positioning
11/03/2009US7612960 Method for formatting data sectors on magnetic disk, and magnetic disk drive
11/03/2009US7611911 Method and system for patterning of magnetic thin films using gaseous transformation to transform a magnetic portion to a non-magnetic portion
11/03/2009US7611783 recording layer composed of a multi granular magnetic layers having different oxide contents and the oxide content of the lowermost granular magnetic layer is the highest in the recording layer; soft magnetic layer having perpendicular magnetic anisotropy and in-plane magnetic anisotropy; magnetic head
11/03/2009US7611639 Glass substrate for information recording medium and method for manufacturing same
11/03/2009US7611610 Method and apparatus for controlling topographical variation on a milled cross-section of a structure
11/03/2009US7610674 Method to form a current confining path of a CPP GMR device
11/03/2009US7610673 Method of manufacturing a vertical recording magnetic head
11/03/2009US7610672 Method of reworking disk drive
10/2009
10/29/2009WO2009131236A1 Biaxially oriented multilayer film
10/29/2009WO2009131005A1 Metallic die for forming glass substrate, method of manufacturing glass substrate, method of manufacturing glass substrate for information recording medium, method of manufacturing information recording medium, glass substrate for information recording medium, and information recording medium
10/29/2009US20090269618 Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
10/29/2009US20090269617 Ultra low RA sensors
10/29/2009US20090268597 Method and apparatus for recording optical information, and optical disk
10/29/2009US20090268574 Optical disc drive and method of controlling the same
10/29/2009US20090268353 Current-perpendicular-to-the-plane (cpp) magnetoresistive sensor with antiparallel-free layer structure and low current-induced noise
10/29/2009US20090268352 St-ram magnetic element configurations to reduce switching current
10/29/2009US20090268351 Tunnel magnetoresistance (tmr) structures with mgo barrier and methods of making same
10/29/2009US20090268350 Perpendicular write head having a trailing shield with a short gap, short throat and high apex angle for improved linear density recording
10/29/2009US20090268349 Magnetic structure including two ferromagnetically coupled magnetic layers and method of manufacturing same
10/29/2009US20090268348 Write head lapping guide about aligned to a non-magnetic layer surrounding a write pole and a method for making the same
10/29/2009US20090268347 Suspension and disk drive
10/29/2009US20090268346 Suspension assembly and actuator having the same in hard disk drive
10/29/2009US20090268345 Head suspension and disk device
10/29/2009US20090268344 Graded bevel tapered write pole design for field enhancement
10/29/2009US20090268343 Magnetic head and storage system
10/29/2009US20090268340 Regulating tuning rate of adaptive filter coefficients for feed-forward disturbance rejection in a servo control loop
10/29/2009US20090268339 Technique for signal and transducer alignment in a tape drive
10/29/2009US20090268338 Data storage disk having variable location signal and disk drive using the data storate disk
10/29/2009US20090268337 Method and apparatus for determining offset between read head and write head in a disk drive
10/29/2009US20090268332 Storage device and gain adjusting device
10/29/2009US20090268331 Hard disk drive and servo track writing system for the same
10/29/2009US20090268322 Systems and Methods for Acquiring Modified Rate Burst Demodulation in Servo Systems
10/29/2009US20090265917 Method of manufacturing thin film magnetic head
10/29/2009DE102008001437A1 Oberflächenmodifizierte, superparamagnetische oxidische Partikel The surface-modified superparamagnetic oxide particles
10/29/2009DE102008001433A1 Hydrophobiertes Silicium-Eisen-Mischoxid Hydrophobized silicon-iron mixed oxide
10/28/2009EP2112659A1 Increased data storage in optical data storage and retrieval systems using blue lasers and/or plasmon lenses
10/28/2009CN101567334A Method to fabricate an ESD resistant tunneling magnetoresistive read transducer
10/28/2009CN101567212A Disk drive suspension
10/28/2009CN101567211A Method for improving usability of disk and disk array controller
10/28/2009CN101567194A Slider abs design for dynamic flying height
10/28/2009CN101567193A Suspension and disk drive
10/28/2009CN101567192A Perpendicular magnetic write head having trailing shield
10/28/2009CN101567191A Perpendicular magnetic write head
10/28/2009CN100555437C Micro-journaling of data on a storage device
10/28/2009CN100555426C Calibrating fine actuator using a reference pattern
10/28/2009CN100555421C Magnetic recording medium and magnetic recording and reproducing apparatus
10/28/2009CN100555420C System and method for improving lead wire coupling of hard disk drive actuator
10/28/2009CN100555419C Head for perpendicular recording with a floating-trailing shield
10/28/2009CN100555418C Vertical magnetic recording media and its making method
10/28/2009CN100555417C Equipment for sensing timing servo signal and magnetic tape drive
10/28/2009CN100555416C Thermally-assisted perpendicular magnetic recording system and head
10/28/2009CN100555415C Control apparatus and control method for magnetic tape device
10/28/2009CN100553947C Laminating apparatus and laminating method
10/27/2009US7609602 Method of generating a recording pulse train in accordance with a NRZI signal for recording information to a recording medium
10/27/2009US7609591 Heat-assisted magnetic recording head
10/27/2009US7609490 Magnetoresistive device, thin film magnetic head, head gimbal assembly, head arm assembly, magnetic disk apparatus, synthetic antiferromagnetic magnetization pinned layer, magnetic memory cell, and current sensor
10/27/2009US7609489 Magnetic sensor using NiFe alloy for pinned layer
10/27/2009US7609488 Fly height actuator/void region in basecoat
10/27/2009US7609485 Head gimbal assembly and head stack assembly having accurate dimensions
10/27/2009US7609483 Data storage device with load/unload tab inclined towards a disk
10/27/2009US7609482 Magnetic head slider supporting device including conductor for reducing crosstalk between lines
10/27/2009US7609481 Oppositely deflected suspension flexure providing increased dimple contact force
10/27/2009US7609480 Heat-assisted magnetic recording head
10/27/2009US7609479 Magnetic head for perpendicular magnetic recording and method of manufacturing same
10/27/2009US7609478 Magnetic writer pole with a graded magnetic moment
10/27/2009US7609476 Magnetic disk drive with isolation wall
10/27/2009US7609475 Tape guide system and tape drive system implementing same
10/27/2009US7609474 Seek control method, seek control device and disk device
10/27/2009US7609472 Power and thermal management for a hard drive
10/27/2009US7609470 Information storage device, write current adjustment method for the information storage device, and write control circuit
10/27/2009US7609469 Alternative sensors for tracking and timing in bit patterned media
10/27/2009US7609468 Method and system for read gate timing control for storage controllers
10/27/2009US7608349 Polyester film for recording medium and magnetic recording tape
10/27/2009US7608348 Magnetic medium for storing information
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