Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/2004
03/24/2004CN1143304C Recording medium, recording device, reproducing method and device
03/24/2004CN1143276C Perpendicular magnetic recording medium and magnetic recording device using the same
03/24/2004CN1143275C Magnetic head control unit in magnetic disc device
03/24/2004CN1143274C Tape video recording/playing apparatus plate and lower magnetic drum fixing assembly
03/24/2004CN1143273C Integrated head-electronics interconnection suspension for data data recording disk drive
03/24/2004CN1143272C Method of forming film magnetic head and magnetic head
03/24/2004CN1143271C Magnetic head with magnetic core equipped on track
03/24/2004CN1143175C 磁头安装组件 Head mount assembly
03/24/2004CN1142848C Biaxial orientation laminated polyester film
03/23/2004USRE38474 CoCrPtB alloys with increased boron content and method of producing same
03/23/2004US6711628 Disk drive aborting a write command before a last target sector reached if an abnormal condition detected and selecting a second command according to a rotational positioning optimization algorithm
03/23/2004US6711345 Data stream recording/reproducing apparatus, recording/reproducing method, and recording medium
03/23/2004US6711102 Magneto-optical cleaning disk
03/23/2004US6710987 Magnetic tunnel junction read head devices having a tunneling barrier formed by multi-layer, multi-oxidation processes
03/23/2004US6710986 Tunneling magnetoresistive head and a process of tunneling magnetoresistive head
03/23/2004US6710985 Magnetoresistive film, magnetoresistive head, and information regeneration apparatus
03/23/2004US6710984 Magnetoresistive effect device utilizing a magnetization-coupling layer which couples adjacent ferromagnetic layers perpendicularly
03/23/2004US6710983 ESD protection for GMR sensors of magnetic heads using SiGe integrated circuit devices
03/23/2004US6710982 Domain control in shields of a magnetic transducer
03/23/2004US6710981 Disk drive having a low inertia and narrow angle coil
03/23/2004US6710980 Disk drive comprising an inertial actuator latch with strip-spring biasing
03/23/2004US6710979 Method and system for head retraction in a data storage device
03/23/2004US6710978 Head suspension with compliant feature for component location
03/23/2004US6710977 Aerodynamic air current diverting apparatus
03/23/2004US6710976 Disk head slider having air bearing pressure relief features
03/23/2004US6710975 Magnetic head and read/write apparatus having reduced stress in a slider and supporter
03/23/2004US6710973 Single pole type recording head including tapered edges
03/23/2004US6710972 Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head
03/23/2004US6710967 High frequency and low frequency servo pattern
03/23/2004US6710966 Method for reducing an effect of vibration on a disk drive during a track following operation by adjusting an adaptive-filter gain applied to an acceleration sensor signal
03/23/2004US6710965 Phase-advanced filter for robust resonance cancellation
03/23/2004US6710964 Ramp load disc drive having a padded slider
03/23/2004US6710960 Information storage apparatus and method of controlling the same
03/23/2004US6710959 Input pole compensation for a disk drive read head
03/23/2004US6710957 Servo mark detection device and servo mark detection method
03/23/2004US6710956 Preamp using pulsed write currents
03/23/2004US6710954 Tape drive and servo system stabilization method
03/23/2004US6710952 System and method for gracefully relinquishing a computer hard disk drive from imminent catastrophic failure
03/23/2004US6710951 Phase locked loop employing a fractional frequency synthesizer as a variable oscillator
03/23/2004US6710594 Method and apparatus supporting magnetic performance measurement of merged read-write heads using the write current and read current
03/23/2004US6710511 Moving member for surface acoustic wave actuator and surface acoustic wave actuator using same
03/23/2004US6710295 Slider curvature modification by substrate melting effect produced with a pulsed laser beam
03/23/2004US6709775 Magnetic recording medium and production method thereof and magnetic recording device
03/23/2004US6709774 Differentially resputtering the target elements by applying varying electric potentials at a plurality of points on a conductive surface of a substrate to modulate the surface in a variety of patterns; adjusting the radial coercivity
03/23/2004US6709773 Magnetic anisotrophy of soft-underlayer induced by seedlayer
03/23/2004US6709768 Magnetic recording medium and its manufacturing method and magnetic recording system using such a magnetic recording medium
03/23/2004US6709767 In-situ oxidized films for use as cap and gap layers in a spin-valve sensor and methods of manufacture
03/23/2004US6709696 Stabilization of GMR devices
03/23/2004US6709321 Processing jig
03/23/2004US6708390 Method for manufacturing magnetoresistive element
03/23/2004US6708389 Method of forming a magnetic head suspension assembly
03/18/2004WO2004023486A1 A construction method and design for a magnetic head actuator mechanism
03/18/2004WO2004023481A1 Rom-ram medium and storage device thereof
03/18/2004WO2004023480A1 Recording medium having data structure for managing reproduction of still images recorded thereon and recording and reproducing methods and apparatuses
03/18/2004WO2004023475A1 Multiplex recording medium, recording/reproducing apparatus, and recording/reproducing method
03/18/2004WO2004023458A1 Selecting a target destination using seek cost indicator based on the actual position
03/18/2004WO2003046680A3 Dynamic copy protection of optical media
03/18/2004US20040053078 For hard disk drives; semiconductors; antiferromagnetism
03/18/2004US20040053077 Magnetic film and thin film magnetic head using this magnetic film
03/18/2004US20040053075 Comprises ferrite having hexagonal W/M-type magnetoplumbite structure; pulverization; heat treatment
03/18/2004US20040053074 Magnetic recording medium and magnetic recording/reproducing system
03/18/2004US20040053073 Perpendicular magnetic recording media with laminated magnetic layer structure
03/18/2004US20040053042 Wiping film
03/18/2004US20040052934 Defect-free patterning of sol-gel-coated substrates for magnetic recording media
03/18/2004US20040052196 Optical information recording medium, optical information recording/reproducing method, and optical information recording/reproducing device
03/18/2004US20040052188 Method of and apparatus for recording information
03/18/2004US20040052164 Transmedian storage and transfer device
03/18/2004US20040052009 Magneto resistive head and magnetic recording apparatus
03/18/2004US20040052008 Current-perpendicular-to-the-plane structure magnetoresistive element
03/18/2004US20040052007 High resistance sense current perpendicular-to-plane (CPP) giant magnetoresistive (GMR) head
03/18/2004US20040052006 Magnetoresistance element and magnetoresistance storage element and magnetic memory
03/18/2004US20040052005 Thin film head reader with lead overlay a method of fabrication thereof
03/18/2004US20040052004 Thin-film magnetic head, method for producing the same and magnetic disk device using the same
03/18/2004US20040052002 Voice coil motor for a hard disk drive
03/18/2004US20040052001 Air bearing designs to reduce external van der waals and electrostatic forces
03/18/2004US20040052000 Sacrificial anode in a kerf for corrosion protection during slider fabrication
03/18/2004US20040051999 Soft magnetic film and thin film magnetic head using the same
03/18/2004US20040051998 Thin film magnetic head
03/18/2004US20040051997 Soft magnetic film and thin film magnetic head using the same
03/18/2004US20040051996 Writer core structures having improved thermal dissipation properties
03/18/2004US20040051994 Magnetic recording medium and magnetic recording/reproducing apparatus using the same
03/18/2004US20040051993 Method and apparatus for controlling disc drive using counter-electromotive
03/18/2004US20040051992 Disc drive slider with protruding electrostatic actuator electrode
03/18/2004US20040051989 Data erasing device using permanent magnet
03/18/2004US20040050831 Slider produced by slider curvature modification by substrate melting produced with a pulsed laser beam
03/18/2004US20040050816 Forming pattern using graft polymer containing metal particles; overcoating substrates; removal polymer
03/18/2004US20040050688 Magnetic recording medium and production process thereof
03/18/2004US20040050480 Recording media with mechanically patterned landing zone
03/18/2004DE19720668B4 Verfahren zum Auswählen eines Zonenlayouts eines Festplattenlaufwerks Method for selecting a zone layout of a hard disk drive
03/18/2004DE19715678B4 Verfahren und Vorrichtung zum Steuern eines Festplattenlaufwerkes Method and apparatus for controlling a hard disk drive
03/18/2004DE10340874A1 Magnetic recording medium e.g. magnetic tape used for data storage applications, has magnetic recording layer with magnetic flux modulation characteristic with preset standard deviation, and specific average thickness
03/18/2004DE10340300A1 Read/write head of e.g. magnetic tape recording system, has wear portion whose edge is arranged so that wrap angle is provided with respect to magnetic tape for utilizing atmospheric pressure to hold tape against write head portion
03/17/2004EP1398765A2 Master information carrier for magnetic transfer
03/17/2004EP1398764A1 Dimensionally-stable polymer film and magnetic medium using the same
03/17/2004EP1398763A1 Heat sink for a magnetic recording head
03/17/2004EP1398671A1 Resist pattern thickening material, process for forming resist pattern, and process for manufacturing semiconductor device
03/17/2004EP1397800A1 A pivot embedded torque generating track follow actuator
03/17/2004EP1312083B1 Optically controlled digital data read/write device
03/17/2004CN1483201A Disc-shaped recording medium and disc driving system
03/17/2004CN1483190A Head drum with magnetic mounting of rotary transformer