Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/2011
03/29/2011US7916424 Magnetic head with wear resistant portion between an overcoat formed above a transducer of the magnetic head and a media-proximal surface of the magnetic head
03/29/2011US7916422 Disk drive rotating phase based servo bursts based on radial location of head
03/29/2011US7916421 Methods and structure for recovery of write fault errors in a dynamically mapped mass storage device
03/29/2011US7916416 Disk drive comprising slanted line servo bursts having a varying tilt angle
03/29/2011US7916415 Disk drive decoding binary sequence from phases of servo bursts
03/29/2011US7916308 Method and optical profiler
03/29/2011US7914916 Thermally stable high anisotropic high magnetic moment films
03/29/2011US7914915 Highly charged ion modified oxide device and method of making same
03/29/2011US7914845 Data zone lube removal
03/29/2011US7914654 Method and apparatus for depositing a magnetoresistive multilayer film
03/29/2011US7914119 Printhead with columns extending across chamber inlet
03/29/2011US7914118 Integrated circuit (IC) incorporating rows of proximal ink ejection ports
03/29/2011US7914115 Inkjet printhead and printhead nozzle arrangement
03/29/2011CA2535264C Recording medium, method of configuring control information thereof, recording and reproducing method using the same, and apparatus thereof
03/24/2011WO2011034499A1 An improved exchange-coupled composite medium and a magnetic recording medium comprising the same
03/24/2011WO2011034037A2 Glass blank, glass blank manufacturing method, manufacturing method for substrate for information recording medium, and manufacturing method for information recording medium
03/24/2011WO2011033948A1 Glass substrate for information recording medium, information recording medium, and method for producing glass substrate for information recording medium
03/24/2011WO2011033926A1 Near-field light emitter, light-assisted magnetic recording head, and light-assisted magnetic recording device
03/24/2011WO2011033716A1 Spin-injection element, and magnetic field sensor and magnetic recording memory employing the same
03/24/2011US20110070464 Recording medium and sheet
03/24/2011US20110070463 Meta-material slab with anisotropic permittivity
03/24/2011US20110070462 Pattern forming method
03/24/2011US20110069594 Information recording medium and reproducing apparatus therefor
03/24/2011US20110069417 Magnetoresistive effect element in CPP structure and magnetic disk device
03/24/2011US20110069416 Spindle motor
03/24/2011US20110069415 Method and apparatus for detecting rapid of track following and protecting nearby tracks from rapid off track writing in a hard disk drive
03/24/2011US20110069414 Hard-disk drive
03/24/2011US20110069413 Current-perpendicular-to-the-plane (cpp) magnetoresistive read head with multiple sensing elements for patterned-media
03/24/2011US20110069411 Head servo control system and head servo control method
03/24/2011US20110069410 Magnetic-recording-disk test-head and method of manufacturing a magnetic-recording disk using the magnetic-recording-disk test-head
03/24/2011US20110069408 Disk drive, head-slider and method for controlling clearance of a read element and a write element in the disk drive
03/24/2011DE102009042521A1 Fluid dynamic bearing system for use in spindle motor of hard disk drive utilized for rotary drive of magnetic storage disk, has bearing groove structures or pump structures pumping bearing fluid in direction of opening of channel
03/23/2011EP2140458B1 High density planar magnetic domain wall memory apparatus and method of forming the same
03/23/2011CN1983391B Integration of small flash field, zero bias, and non-reactive ion milling
03/23/2011CN1808573B Apparatus and method for writing a timing based servo-pattern on a storage medium
03/23/2011CN1540661B Suspension with aerodynamically shaped load beam
03/23/2011CN101989643A Magnetic sensor stack body, method of forming the same, film formation control program, and recording medium
03/23/2011CN101989433A Methods and devices to control write pole height in recording heads
03/23/2011CN101989432A Disk drive biasing refresh zone counters based on write commands
03/23/2011CN101587714B Thermally assisted recording head
03/23/2011CN101479799B Magnetic head suspension
03/23/2011CN101393764B Laser induction magnetic record dynamic test method and system
03/23/2011CN101369429B Perpendicular magnetic recording medium and method thereof
03/23/2011CN101278338B 磁性隧道结温度传感器 Magnetic tunnel junction temperature sensor
03/23/2011CN101256777B Disk drive with improved method for operating a thermal head fly-height actuator
03/23/2011CN101246694B Magnetic writing head with top back pole optimization to reduce tail shield piece protrusion
03/22/2011US7913139 Semiconductor device
03/22/2011US7912143 Biphase multiple level communications
03/22/2011US7911910 Information recording method and apparatus with suppressed mark edge jitters
03/22/2011US7911907 Optical disc judgment method and optical disc device
03/22/2011US7911906 Data structure for control information on rewriteable data storage medium
03/22/2011US7911905 Write-once optical disc, and method and apparatus for recording/reproducing management information on/from optical disc
03/22/2011US7911904 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc
03/22/2011US7911903 Disc with temporary disc definition structure (TDDS) and temporary defect list (TDFL), and method of and apparatus for managing defect in the same
03/22/2011US7911902 Optical disc, method and apparatus for recording signal thereon
03/22/2011US7911900 Write-once optical disc, and method and apparatus for recording management information on the write-once optical disc
03/22/2011US7911897 Recording medium for storing defect management information for recording real time data, defect managing method therefor, and real time data recording method
03/22/2011US7911896 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
03/22/2011US7911745 Thin-film magnetic head comprising a magneto-resistive effect device of the CPP structure including a re-magnetizing bias layer and magnetic disk system
03/22/2011US7911744 Magneto-resistive effect device and magnetic disk system with refilled insulation layer in contact with a read end face of a cap layer
03/22/2011US7911743 Multichannel thin-film magnetic head with dummy shields
03/22/2011US7911742 Stamped actuator arm having longitudinally spaced-apart stamped protrusions for supporting a trace suspension flex
03/22/2011US7911741 Slider overcoat for noise reduction of TMR magnetic transducer
03/22/2011US7911739 Writing and reading multi-level patterned magnetic recording media
03/22/2011US7911738 Magnetic head slider with resistive heating film meandering in stacking direction
03/22/2011US7911737 Method and system for providing a PMR head having an antiferromagnetically coupled pole
03/22/2011US7911736 Storage device and method of using a head that has a concave surface when powered down
03/22/2011US7911735 Perpendicular magnetic recording head utilizing a nonmagnetic underlayer layer
03/22/2011US7911734 Spindle motor with a magnetic shield plate having an inclined annular face
03/22/2011US7911730 Magnetic head and tape drive for reading multiple data formats
03/22/2011US7911728 Method for servowriting a patterned-media perpendicular magnetic recording disk using position error signal (PES) alignment fields
03/22/2011US7911726 Managing data storage media and multiple cartridge memories of a data storage cartridge
03/22/2011US7911725 Hard disk, control unit for a disk device, and method for controlling a disk device
03/22/2011US7911724 Write synchronization phase calibration for storage media
03/22/2011US7910234 Magnetic recording medium having improved durability for high density applications
03/22/2011US7910233 Magnetic recording medium for thermally assisted recording
03/22/2011US7910232 Information storage devices using magnetic domain wall movement and methods of manufacturing the same
03/22/2011US7910160 Thin-film magnetic head structure adapted to manufacture a thin-film head having a base magnetic pole part, a york magnetic pole part, and an intervening insulative film
03/22/2011US7910159 Radial magnetic field reset system for producing single domain soft magnetic underlayer on perpendicular magnetic recording medium
03/22/2011US7908739 Motor assembly and method of manufacturing thereof
03/17/2011WO2011030826A1 Method for forming thin film and device for forming thin film
03/17/2011WO2011030529A1 Method for manufacturing magnetoresistive element
03/17/2011WO2011030449A1 Three-dimensional magnetic recording and playback device
03/17/2011WO2011029718A1 Systems and methods for reducing crosstalk between adjacent writers
03/17/2011US20110064971 Glass substrate manufacturing method, glass substrate polishing method, glass substrate polishing apparatus and glass substrate
03/17/2011US20110064970 Composite lubricant for hard disk media
03/17/2011US20110064969 Magnetic Element Having Perpendicular Anisotropy With Enhanced Efficiency
03/17/2011US20110063758 Spin filter junction and method of fabricating the same
03/17/2011US20110063757 Slider pad for contact mitigation
03/17/2011US20110063756 Magnetic write device with a cladded write assist element
03/17/2011US20110063755 PMR write with flux choking area
03/17/2011US20110063754 Perpendicular magnetic write head
03/17/2011US20110063753 Multi-layer sheet product
03/17/2011US20110063752 Sensor position adjustment with media velocity relative sample timing
03/17/2011US20110063471 Apparatus for Recording of Information
03/16/2011EP2296146A2 Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction method
03/16/2011EP1155453B1 Extraordinary magnetoresistance at room temperature in inhomogeneous narrow-gap semiconductors
03/16/2011CN101665902B Nickel ordered porous array film and preparation method thereof
03/15/2011USRE42228 Method and apparatus for using data protection code for data integrity in on-chip memory
03/15/2011US7907504 Optical recording medium having auxiliary information and reference clock