Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826) |
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02/09/1999 | US5870242 Disk apparatus and method of measuring frequency characteristic thereof |
02/09/1999 | US5870241 Method and apparatus for evasive maneuvering to keep DASD heads away from protruding surface defects |
02/09/1999 | US5870239 Magnetic reproduction apparatus provided with a cross talk reduction system |
02/09/1999 | US5870237 Method for variable zone layout for information storage disk drive |
02/09/1999 | US5869988 High speed write driver for inductive heads |
02/09/1999 | US5869963 Thin lamination comprising platinum-manganese alloy film used as antiferromagnetic layer(s) to achieve an exchange anisotropic magnetic field; sensitivity |
02/09/1999 | US5869186 Magnetic recording medium |
02/09/1999 | US5868959 Magnetic pigment having aralkyl phosphonic acid adsorbed onto surface; high saturation magnetization and high surface area |
02/09/1999 | US5868953 Method for manufacturing a magnetic disk substrate |
02/09/1999 | US5868910 Codepositing magnetic material and nonmagnetic metallic material to create homogeneous film comprising magnetic particles in nonmetallic matrix, annealing for time determined by desired particle size |
02/09/1999 | US5868825 Paint used in forming a magnetic recording medium backcoat layer |
02/09/1999 | US5868604 Alumina small particle abrasives, |
02/09/1999 | US5867890 Method for making a thin film merged magnetoresistive read/inductive write head having a pedestal pole tip |
02/09/1999 | US5867889 Double self-aligned insulated contiguous junction for flux-guided-MR or yoke-MR head applications |
02/09/1999 | US5867888 Magnetic head/silicon chip integration method |
02/09/1999 | US5867887 Manufacturing method for magnetic head |
02/09/1999 | CA2206502C Information recording medium and method and apparatus for recording and reproducing information using the same |
02/04/1999 | WO1999005679A1 Positive pressure optical slider having trailing end side pads |
02/04/1999 | WO1999005675A1 Data storage on a storage medium |
02/04/1999 | WO1999005674A1 Fringe field compensation system for multi-track servo recording head |
02/04/1999 | WO1999005673A1 An improved gimbal for a head of a disc drive |
02/04/1999 | WO1999005672A1 Disk drive system, process and components thereof for improved disk stiffness |
02/04/1999 | WO1999005417A1 Hall-current ion source apparatus and method for processing materials |
02/04/1999 | WO1999004909A1 Method and apparatus for zone lubrication of magnetic media |
02/04/1999 | DE19833577A1 Cleaning cartridge for mini-disc player |
02/03/1999 | EP0895353A2 Noise reduction system for an audio system |
02/03/1999 | EP0895237A1 Hard disk drive |
02/03/1999 | EP0894342A1 Geometrically enhanced magnetoresistance in trilayer tunnel junctions |
02/03/1999 | EP0894321A1 Optical disk drive with a plurality of optical heads of different types |
02/03/1999 | EP0894320A1 Thin-film magnetic recording heads and systems and methods for manufacturing the same |
02/03/1999 | EP0894319A1 Thin film tape head with reduced pole-tip recession |
02/03/1999 | EP0765519B1 Direct file access system and reduced rewind data configuration for magnetic tape |
02/03/1999 | CN1206902A Magnetic recording device |
02/02/1999 | US5867353 Off-track PES calibration for a magneto-resistive element |
02/02/1999 | US5867352 Magnetic tape apparatus having a magnetic head with at least one cleaning groove thereon |
02/02/1999 | US5867351 Magnetic disk drive |
02/02/1999 | US5867350 Magneto-resistance effect head with insulated bias conductor embedded in shield groove |
02/02/1999 | US5867349 Drum with fitting lugs for positioning and attaching to a deck |
02/02/1999 | US5867348 Disk drive actuator assembly with rotational imbalance compensation |
02/02/1999 | US5867347 Head suspension with stacked coil microactuator for tracking axis adjustment of a read/write head |
02/02/1999 | US5867343 Method and apparatus for storing position offset information on a hard drive assembly cylinder |
02/02/1999 | US5867342 Tracking servo system for magnetic disc drive with reduced head-settling time |
02/02/1999 | US5867341 Disc drive system using multiple pairs of embedded servo bursts |
02/02/1999 | US5867340 Microminiature hard disk drive with adaptive runout compensation |
02/02/1999 | US5867339 Two channel azimuth and two channel non-azimuth read-after-write longitudinal magnetic head |
02/02/1999 | US5867337 Disk drive of a sector servo system for positioning and controlling a head at a target position on a disk |
02/02/1999 | US5867336 Apparatus and method for rotary head height measurement |
02/02/1999 | US5867334 Magnetic recording device and method using a push-pull amplifier structure and shaping driver circuit |
02/02/1999 | US5867333 Data recording and reproducing apparatus and phase locked loop circuit for use therein including D/A converters acting as charge pumps and a reference voltage source |
02/02/1999 | US5867332 Window margining apparatus with delayed read data single shot (DRDSS) circuit for adjustably delaying a data pulse reproduced from a data storage device |
02/02/1999 | US5867331 Synchronous read channel processing more than one channel sample at a time to increase throughput |
02/02/1999 | US5867330 Reproducing apparatus detecting pilot signals by binary data processing |
02/02/1999 | US5867025 Magnetoresistive spin valve sensor with stepped layers |
02/02/1999 | US5866489 Glass-ceramic substrate for a magnetic disk |
02/02/1999 | US5866227 Magnetic recording medium with partially oxidized seed layer |
02/02/1999 | US5866212 Method of producing magnetoresistive sensor |
01/28/1999 | WO1999004390A1 Magnetic recording medium and magnetic recorder/reproducer comprising the same |
01/28/1999 | WO1999004389A1 Data-track edge follower servo method and apparatus |
01/28/1999 | WO1999004058A1 Sheet-form magnetron sputtering device |
01/28/1999 | WO1999003954A1 Lubricant composition, magnetic recording medium, and process for producing magnetic recording medium |
01/28/1999 | WO1999003944A1 Adhesive polyester film and laminated film produced by using it |
01/28/1999 | DE19732065A1 Informationsspeicherung auf einem Speichermedium Information storage on a storage medium |
01/27/1999 | EP0893797A2 Compact tape drive head positioning system |
01/27/1999 | EP0893249A2 Biaxially oriented laminate polyester film |
01/27/1999 | EP0795172B1 Direct access storage device with magneto-resistive transducing head apparatus |
01/27/1999 | EP0793842B1 Hexaferrite materials |
01/27/1999 | CN1206488A Recording/reproducing head, recording/reproducing head positioning mechanism and recorder/reproducer |
01/27/1999 | CN1206428A Aromatic polyamide resin moulding, process for preparing the same, and magnetic recording media prepared using the same |
01/27/1999 | CN1206178A Disc substrate, method and apparatus for manufacturing same |
01/27/1999 | CN1206177A Improved structure of rotary head for use in video recorder |
01/27/1999 | CN1206176A Lapping tape |
01/27/1999 | CN1206175A Exchange bonding film and magneto-resistive effect element and head using the same |
01/27/1999 | CN1041881C Backward compatible hdtv recording/reproducing system |
01/26/1999 | US5864648 Magnetic recording/reproducing apparatus |
01/26/1999 | US5864452 Thin-film magnetic head and method of forming carbon film |
01/26/1999 | US5864451 Magnetic tape head having longitudinal track width restriction grooves |
01/26/1999 | US5864450 NI45FE55 metal-in-gap thin film magnetic head |
01/26/1999 | US5864448 Slider and suspension retention and retraction system for high capacity disk drive |
01/26/1999 | US5864447 Disk drive with stopper mechanism including a cushion member seated on a circumferential groove |
01/26/1999 | US5864446 Head assembly for recording and reproducing including a head supporting part having a protection member |
01/26/1999 | US5864445 Hygrothermal load compensating structures in an integrated lead suspension |
01/26/1999 | US5864442 Reproducing apparatus capable of controlling equalization characteristics |
01/26/1999 | US5864241 Magnetic transducer with wear indicator in a magnetic data storage system |
01/26/1999 | US5863661 Method of enhancing the c-axis perpendicular orientation of barium hexaferrite thin films and barium hexaferrite thin film recording media produced thereby |
01/26/1999 | US5863647 Magnetic tapes, optical photography, capacitors and packaging materials polyester sheet containing fine particles bonded to glycol monomer with improvement of the slipperiness and abrasion resistance |
01/26/1999 | US5863631 Cobalt, chromium, platinum; for magnetic recording disks using magnetorestrictive read head |
01/26/1999 | US5863609 Abrading an amorphous coating of a magnetic disk to produce by melting nickel particles and crystal of nickel phosphide in grooves and on the surface to improve the adhesion of ferromagnetic materials and the magnification thereof |
01/26/1999 | US5863473 Process for producing magnetic recording medium |
01/26/1999 | US5863450 Process for making a plane magnetic head and magnetic head obtained by this process |
01/26/1999 | US5863448 Masking, ion milling lower magnetic pole, forming protective film, polishing, planarizing, etching, electroplating |
01/26/1999 | US5863237 Low speed burnishing of asperities in a disc drive |
01/26/1999 | US5863136 Method of reducing axial runout of a rolling bearing unit and a rolling bearing unit in which axial runout has been reduced |
01/21/1999 | WO1999003172A1 A method of reducing signal coupling in a connector, a connector and a cable including such a connector |
01/21/1999 | WO1999003099A1 Magnetic recording medium comprising multilayered carbon-containing protective overcoats |
01/21/1999 | WO1999002933A1 Coated substrate drying system with magnetic particle orientation |
01/21/1999 | WO1999002584A1 Biaxially oriented polyester film for magnetic recording media |
01/21/1999 | WO1999002469A1 Method of forming a cermet layer on a porcelain substrate |
01/21/1999 | WO1998045837A3 Bearing for supporting a rotatable member in a recording/reproducing apparatus |
01/21/1999 | WO1998044487A3 Method of manufacturing a magnetic head having a structure of layers |
01/21/1999 | CA2295934A1 Coated substrate drying system with magnetic particle orientation |