Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/2001
09/18/2001US6292328 Both ends open fluid dynamic bearing having a journal in combination with a conical bearing
09/18/2001US6292323 Method and apparatus for removing accumulated particles on a head in an information recording and reproducing apparatus
09/18/2001US6292321 Drive circuits for a magnetic recording device
09/18/2001US6292320 Disk drive with dual stage actuator radial offset calibration
09/18/2001US6292318 Disc recording/reproducing apparatus and medium having spiral data track
09/18/2001US6292317 Method and apparatus for performing a flaw scan of a disk drive
09/18/2001US6292316 Detection and characterization of defects on surfaces of magnetic disks
09/18/2001US6291993 Magnetic field sensor and method for making same
09/18/2001US6291962 Offset control circuit and offset control method
09/18/2001US6291351 Endpoint detection in chemical-mechanical polishing of cloisonne structures
09/18/2001US6291138 Masking frame plating method for forming masking frame plated layer
09/18/2001US6291087 Forming dual stripe magnetoresistive detectors with longitudinal exchange biasing, surface layer and antiferromagnetic longitudinal exchange, conducting lead layer and dielectric spacers
09/18/2001US6291052 Magnetic recording medium
09/18/2001US6290573 Tape burnish with monitoring device
09/18/2001US6289578 Method of manufacturing a thin film magnetic head having a write element with aligned pole tips
09/18/2001US6289577 Method of making a swing actuator
09/18/2001US6289564 Method of making a piezoelectric microactuator for precise head positioning
09/13/2001WO2001067469A1 Magnetic field element having a biasing magnetic layer structure
09/13/2001WO2001067460A1 Magnetic device with a coupling layer and method of manufacturing and operation of such device
09/13/2001WO2001067454A1 Method and apparatus for writing clock data to a storage medium
09/13/2001WO2001067453A1 A clocking method and apparatus for a storage medium
09/13/2001WO2001067452A1 Method and apparatus for writing clock data to a storage medium
09/13/2001WO2001067443A1 Light induction type thin film magnetic head
09/13/2001WO2001067439A1 Method and apparatus for reading recorded magnetic media using an array of reading elements
09/13/2001WO2001067182A1 Method for preparation of iron-based powder and iron-based powder
09/13/2001WO2001066336A1 Polyester film and process for producing the same
09/13/2001WO2001029827A3 Air bearing slider with reduced stiction
09/13/2001US20010021762 Polyurethanes
09/13/2001US20010021537 Methods of manufacturing tunnel magnetoresistive element, thin-film magnetic head and memory element
09/13/2001US20010021466 Polyimide film
09/13/2001US20010021465 Magnetic recording medium and magnetic recording and reproducing apparatus
09/13/2001US20010021412 Containing lubricant layer
09/13/2001US20010021211 Magnetooptic device, magnetooptic head and magnetic disk drive
09/13/2001US20010021208 Semiconductor laser, optical head, optical disk apparatus and semiconductor laser manufacturing method
09/13/2001US20010021125 Magnetic thin film element, memory element using the same, and method for recording and reproducing using the memory element
09/13/2001US20010021089 Magnetoresistive-effect element
09/13/2001US20010021088 Magnetoresistive head and magnetic storage apparatus
09/13/2001US20010021087 Canted longitudinal patterned exchange biased dual-stripe magnetoresistive (DSMR) sensor element and method for fabrication thereof
09/13/2001US20010021086 Head support mechanism and thin film piezoelectric actuator
09/13/2001US20010021085 Magnetic head
09/13/2001US20010021078 Magnetic recording and reading device
09/13/2001US20010021077 Head positioning control method, device for disk device and disk device
09/13/2001US20010021076 Composite magnetic head device, information recording device reproducing device adopting the same and recording medium
09/13/2001US20010021075 Method for controlling servo information detection timing, method for controlling rotational speed of disk, and disk drive
09/13/2001US20010021010 Exposure apparatus and exposure method
09/13/2001US20010020884 Magnetic transducer and thin film magnetic head
09/13/2001DE10011075A1 Three dimensional memory for computer, has semitransparent cube made of glass or plastic
09/12/2001EP1132898A2 Master medium for magnetic transfer including metal disk with relief or recess pattern
09/12/2001EP1132897A1 Magnetic recording medium
09/12/2001EP1131821A2 Methods for monitoring or adjusting a tape drive using control data packets
09/12/2001EP1060150B1 Sic storage disk substrate with an inert layer on the surface
09/12/2001CN2447896Y Earthing device for domestic electrical equipment
09/12/2001CN1312939A Magnetic recording medium with high recording density
09/12/2001CN1312561A CD with defect management area and method for distributing spare area
09/12/2001CN1312560A CD with defect management area and method for distributing spare area
09/12/2001CN1312559A CD with defect management area and method for distributing spare area
09/12/2001CN1312558A CD with defect management area and method for distributing spare area
09/12/2001CN1312557A CD with defect management area and defect management method thereof
09/12/2001CN1312545A Method for polishing magnetic-head floating block
09/12/2001CN1312544A Magnetic head and magnetic-head device
09/12/2001CN1312147A Magnetic head grinding apparatus and grinding method
09/12/2001CN1071043C Magnetic slurry for coating magnetic disc and preparation method
09/12/2001CN1071042C Method and apparatus for measuring the relative height of the magnet head for magnetic recoridng device
09/12/2001CN1071041C Thin film magnetic head and manufacturing method thereof
09/11/2001US6289484 Disk drive employing off-line scan to collect selection-control data for subsequently deciding whether to verify after write
09/11/2001US6288994 Apparatus for recording and/or reproducing information and/or from optical information record disk
09/11/2001US6288981 Magneto-optical recording device using magneto-resistive head
09/11/2001US6288880 Method of making TiC MR-head magnetic shield dummy shield spark gap
09/11/2001US6288878 Tolerance ring with high hoop strength to resist deformation
09/11/2001US6288877 Mechanical support of flexible conductors in disk drive suspensions
09/11/2001US6288875 Gimbal assembly with contoured gimbal arms for improved gimbal resonance
09/11/2001US6288874 Head slider for use in a disk drive
09/11/2001US6288873 Curvature adjustment of sliders by scribing of slider suspension
09/11/2001US6288871 Thin film magnetic head and magnetic disk apparatus using the same
09/11/2001US6288870 Self-aligned metal film core multi-channel recording head for tape drives
09/11/2001US6288864 Calibration of magnetic tape drive
09/11/2001US6288863 Dynamically programmable magneto-resistive head write and read bias currents
09/11/2001US6288861 Disk drive with sector numbers encoded by sequences of sector types
09/11/2001US6288860 Servo area numbering strategy for computer disk drives
09/11/2001US6288859 Device for write compensation in magnetic-media recording
09/11/2001US6288858 Method for improving magnetic recording at high data rates for waveforms having a burst of transitions
09/11/2001US6288857 Digital signal recording apparatus, and related method
09/11/2001US6288856 Real-time head-to-disk clearance measuring method and apparatus
09/11/2001US6288565 High density and high speed magneto-electronic logic family
09/11/2001US6288014 Magnetic recording device comprising an actuator supporting a read/write head transducer and a rigid magnetic recording medium surface-lubricated with poly 1,1-dihydro-perfluorooctyl acrylate; wear resistance, computers
09/11/2001US6287709 Multilayer; tantalum alloy
09/11/2001US6287668 Magnetic recording medium and substrate therefor
09/11/2001US6287663 Glass-ceramic substrate for a magnetic information storage medium
09/11/2001US6287476 Electrochemical method to improve MR reader edge definition and device reliability
09/11/2001US6287475 Magnetic head slider manufacturing method
09/11/2001US6287449 Method of electrolytic texturing and electrolytic liquid slurry
09/11/2001US6287175 Method of mirror-finishing a glass substrate
09/11/2001US6287170 Multipoint bending apparatus for lapping heads of a data storage device
09/11/2001US6286759 Multi-magnetic head for a card-shaped recording medium
09/11/2001US6286200 Dual mask process for making second pole piece layer of write head with high resolution narrow track width second pole tip
09/07/2001WO2001065556A1 Magnetic recording device
09/07/2001WO2001065555A1 Recording and/or reproducing apparatus having means for damping vibrations of a component part which cooperates with a record carrier in the form of a tape
09/07/2001WO2001065549A1 Magnetic recording medium and process for producing magnetic recording medium
09/07/2001WO2001065548A1 Magnetic head, method for recording/reproducing tape-like magnetic recording medium, and rotary magnetic head mechanism
09/07/2001WO2001065547A1 Method and device for information recording/reproducing and information recording medium