Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/2000
06/06/2000US6072935 System and method for improving video recorder performance in a search mode
06/06/2000US6072672 Write head with notched P1 and minimum overmilled P1 and P2
06/06/2000US6072671 Write head with high thermal stability material
06/06/2000US6072670 Thin film magnetic head having a pair of magnetic poles formed on substrate through a magnetic gap layer
06/06/2000US6072669 Thin film magnetic write head with preconditioning gap
06/06/2000US6072668 Full width erase head assembly for magnetic reproducer
06/06/2000US6072667 Method and apparatus for analysis of magnetic characteristics of magnetic device, magnetic head, and magnetic recording and reproducing apparatus
06/06/2000US6072665 Suspension arm for a head of a disk storage device
06/06/2000US6072664 Suspension assembly with resilient shock bumpers for a disk drive device
06/06/2000US6072663 Magnetic head slider with elongated projections for reducing stiction and dust buildup
06/06/2000US6072662 Magnetic head slider with U-shaped and/or V-shaped portions
06/06/2000US6072656 Stepping motor control method
06/06/2000US6072655 Magnetic disk drive having a position detection unit for detecting a current position of a magnetic head
06/06/2000US6072654 Frequency domain head linearization
06/06/2000US6072651 Information recording/reproducing apparatus for reproducing information without requiring tracking servo
06/06/2000US6072650 Data placement variation compensation system
06/06/2000US6072649 Constant density recording method and system for headless format in hard disc driver
06/06/2000US6072648 System and method for formatting disc surfaces
06/06/2000US6072647 Reproduced signal waveform control device for magnetoresistive head
06/06/2000US6072644 Process and circuit for reading weal magnetically recorded signals
06/06/2000US6072382 Spin dependent tunneling sensor
06/06/2000US6072151 Method for adjusting head suspension load
06/06/2000US6071609 Nonmagnetic layer with magnetic layer and organic compound of hydrocarbon, polyether, polyester, polyamide, polycarbonates and polyurethanes
06/06/2000US6071608 Tape-type magnetic recording medium and method of reproducing signal by using the tape magnetic recording medium
06/06/2000US6071607 Magnetic disks with magnetoresistive head, recording medium, nonmagnetic substrates, primer layer of chromium and molybdenum and magnetic recording material
06/06/2000US6071605 Magnetic recording medium and production method thereof
06/02/2000WO2000031737A1 Optical recording medium and method of assigning its spare area
06/02/2000WO2000031734A1 System, method and information carrier for laser-stimulated magnetic recording
06/02/2000WO2000031684A1 Method of measuring coercive force of a magnetic card
06/02/2000WO2000031347A1 Movable barrier wall
06/02/2000CA2287443A1 System and method for identifying and filtering a head suspension assembly resonance frequency
05/2000
05/31/2000EP1005035A1 An optical disk and an optical disk reproduction apparatus
05/31/2000EP1005034A1 An optical disk carrying barcoded information
05/31/2000EP1005033A1 An optical disk and an optical disk reproduction apparatus
05/31/2000EP1005028A1 Optical disk, optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005027A1 Optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005026A1 Optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005025A1 Optical disk for use with an encryption or program license system
05/31/2000EP1005024A1 Optical reproducing device for the reproduction of encrypted information
05/31/2000EP1005023A1 Optical reproducing device for the reproduction of encrypted information
05/31/2000EP1004931A1 Coating apparatus
05/31/2000DE19951680A1 Control method for magnetic disc device has position of magnetic head used for scanning recording track controlled by position error signal after phase adjustment of latter
05/31/2000CN2380993Y Cold-cathode vacuum-device assembled magnetic-tape recorder
05/31/2000CN1255092A Identification card printer
05/31/2000CN1254922A Apparatus and method for machining slide blocks, and loading device and auxiliary for machining slide blocks
05/31/2000CN1254921A Magnetic head unit and disk drive
05/31/2000CN1254920A Magnetic disk device with lower probability of read error caused by surface seratch of magnetic disk
05/31/2000CN1254911A Record medium with defect management and spare area and method for distributing spare area
05/31/2000CN1254909A Magnetic disk drive, magnetic disk drive controller and magnetic disk drve control system
05/30/2000US6069856 Information recording/reproduction method and apparatus using EPRML connection processing system using concatenated demodulators
05/30/2000US6069853 Head including a heating element for reducing signal distortion in data storage systems
05/30/2000US6069820 Spin dependent conduction device
05/30/2000US6069776 Tubular rotary head cleaner having a non-woven fabric for a magnetic recording and/or reproducing apparatus
05/30/2000US6069775 Inverted merged MR head with precise track width
05/30/2000US6069774 Magnetic head support device for magnetic disc recording device
05/30/2000US6069773 Shock protected high stack density suspension system
05/30/2000US6069772 Base plate for magnetic read suspension in hard disk drive with material fold-over
05/30/2000US6069771 Gimbal micropositioning device
05/30/2000US6069770 Method for producing sliders
05/30/2000US6069769 Air bearing slider having rounded corners
05/30/2000US6069768 Spindle motor with multiple thrust plate fluid dynamic bearing
05/30/2000US6069767 Both ends open fluid dynamic bearing with multiple thrust plates
05/30/2000US6069765 Tape cartridge setting mechanism with plural spaced apart guide rollers for the cartridge tray
05/30/2000US6069764 Compensation for repeatable run-out error
05/30/2000US6069762 Magnetic recording drive having arrangement for averaging useful life of magnetoresistive effect sensors
05/30/2000US6069761 Apparatus, and associated method, for protecting a magnetoresistive sensor from damage during a thermal asperity event
05/30/2000US6069760 Method of eliminating wiggle noise for a disk driving/recording apparatus
05/30/2000US6069759 Method for laying out an adaptive zone of a hard disk drive
05/30/2000US6069758 Technique for reducing read channel optimization time
05/30/2000US6069757 Digital transmission signal processing system and recording/reproducing system
05/30/2000US6069572 Apparatus and method to encode position information data on a recording medium
05/30/2000US6069475 Magnetic sensor utilizing impedance variation of a soft magnetic element in dependence upon a magnetic field strength and a method of manufacturing the same
05/30/2000US6069318 Formed wire for actuator
05/30/2000US6069015 Method of fabricating thin film magnetic head including durable wear layer and non-magnetic gap structure
05/30/2000US6068917 Inner layer having a cross-sectional shape of a rough circle; and a metal outer layer having a cross-sectional shape of a rough ring
05/30/2000US6068909 Biaxially oriented laminate polyester film
05/30/2000US6068906 Mold for making disc substrate, process for producing mold and disc substrate
05/30/2000US6068905 Inner substrate may include materials such as alumina, silicon carbide, beryllium, boron carbide, aluminum, and mixtures thereof; encapsulating layer may be made from aluminum, magnesium, copper, zinc, and mixtures thereof
05/30/2000US6068891 Applying laser pulse to substrate such that portion of said substrate is heated to temperature higher than glass transition temperature of glass phase of substrate but lower than melting point of the crystal phase of substrate
05/30/2000US6068739 Method of manufacturing data recording medium made of ordered alloy thin film
05/30/2000US6068690 Precursor solution for forming thin film of ferroelectric substance and production process thereof
05/30/2000US6067703 Method for fabricating a combined thin film magnetic head
05/30/2000CA2141857C Magnetic oxide and process for producing same
05/25/2000WO2000030109A1 Record / reproduce head support mechanism and record / reproduce apparatus
05/25/2000WO2000030102A1 Arrangement for reading information from a record carrier
05/25/2000WO2000030081A1 Record/reproduce head support mechanism and record/reproduce apparatus
05/25/2000WO2000030080A1 Support mechanism for recording/reproducing head, and recording/reproducing device
05/25/2000WO2000030079A1 Optical apparatus for tracking a magnetic tape
05/25/2000WO2000030078A1 Disc drive anti-shock suspension cushions
05/25/2000WO2000030077A1 Differential vgmr sensor
05/25/2000WO2000030076A2 Methods for monitoring or adjusting a tape drive using control data packets
05/25/2000WO2000030029A1 Marking device
05/25/2000WO2000010162A3 Large capacity, high performance tape cartridge
05/25/2000DE19852368A1 Markierungseinrichtung Marking device
05/24/2000EP1003162A1 An optical disk and an optical disk reproduction apparatus
05/24/2000EP1003157A2 Hard disk burnishing head
05/24/2000EP1003156A1 Aromatic polyamide film for high-density magnetic recording medium
05/24/2000EP1003155A1 Apparatus and method for reducing thermal interference in MR heads in disk drives
05/24/2000EP1003047A2 Magneto-resistance effect element
05/24/2000EP1002313A1 High density thin film coupled element read head and method for manufacturing same