Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/2001
04/03/2001US6211673 Apparatus for use in magnetic-field detection and generation devices
04/03/2001US6211638 Method and apparatus for linearizing control of a reluctance force motor
04/03/2001US6210819 Magnetic recording media having a CrTi underlayer deposited under a substrate bias
04/03/2001US6210818 Magnetoresistive element
04/03/2001US6210810 Magnetoresistance device
04/03/2001US6210775 Magnetic recording medium
04/03/2001US6210544 Preparing material composed of oxides; making target by sintering powders of oxides disposing target in a film forming apparatus so that target confronts substrate; and forming magnetic film on substrate
04/03/2001US6210543 Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method
04/03/2001US6210490 Cleaning card
04/03/2001US6210148 Injection-moulding apparatus and mould for use in the injection-moulding apparatus
04/03/2001US6209193 Method of making read sensor with self-aligned low resistance leads
04/03/2001US6209192 Thin film magnetic head with magnetically insulating layer for suppressing undershoots, and method of fabricating the same
03/2001
03/29/2001WO2001022411A1 A method of manufacturing flexible magnetic tape
03/29/2001WO2001022410A1 Manufacture of data storage devices
03/29/2001WO2001022409A1 Method and control scheme for compensating the coarse actuators undesired transients in dual stage control systems
03/29/2001WO2001022408A1 Flex suspension assembly for disk drive
03/29/2001WO2001022407A1 Magnetic recording head including background magnetic field generator
03/29/2001WO2001022405A1 Adr system
03/29/2001WO2001022346A1 A device for reading an elongate magnetic data carrier
03/29/2001WO2001021971A2 Linear guide
03/29/2001WO2001021539A1 Holding member for information storage disk and information storage disk drive device
03/29/2001DE19936896C1 Production of nanometer thick antiferromagnetic or pinning layers in the form of oxidized, pure or alloyed transition metal layers in magnetic multiple layer systems comprises using a thin
03/28/2001EP1087381A2 Magnetic head, fabrication method therefor and perpendicular magnetic storage device
03/28/2001EP1086970A2 Filler containing binder composition, process for its preparation and its use
03/28/2001EP1086967A2 Blockcopolymer polyurethane, process for their preparation as well as the binder and the moulded parts prepared therefrom
03/28/2001EP0846374B1 Bit-interleaved rate 16/17 modulation code with three-way byte-interleaved ecc
03/28/2001CN1289450A Method of forming an assembly of stacked layers
03/28/2001CN1289442A Magnetic engraving method, in particular for magnetic or magneto-optical recording
03/28/2001CN1289436A Magnetic memory drive and optical device
03/28/2001CN1289121A Method and apparatus for recording and reproducing multichannel data
03/28/2001CN1289113A Data Recording and/or reproducing device and method
03/28/2001CN1288920A 抛光组合物 The polishing composition
03/28/2001CN1063867C Sound-picture synchronous picture-producing card with cartoon function and image processing method thereof
03/28/2001CN1063860C Magnetic head punching technology and jig thereof
03/28/2001CN1063859C 磁头单元 Head unit
03/27/2001US6208736 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
03/27/2001US6208594 Efficient linearization of saturation channels
03/27/2001US6208492 Seed layer structure for spin valve sensor
03/27/2001US6208491 Spin valve with improved capping layer structure
03/27/2001US6208490 Magneto-resistive head utilizing plural plates arranged with their easy axis parallel to recorded magnetic flux
03/27/2001US6208489 Head stack-level load/unload mechanism for rigid disk drives
03/27/2001US6208488 Magnetic tape apparatus
03/27/2001US6208482 Signal amplifying circuit for an MR element
03/27/2001US6208481 Gain and phase constrained adaptive equalizing filter in a sampled amplitude read channel for magnetic recording
03/27/2001US6208480 Circuit and method for maintaining a rotation position reference on a disc drive with a staggered servo format
03/27/2001US6208479 Magnetic disk apparatus
03/27/2001US6208477 Hard disk drive having a built-in self-test for measuring non-linear signal distortion
03/27/2001US6208476 Data recording device and method for recording data on a magnetic tape with error correction
03/27/2001US6208184 Method and device for delaying selected transitions in a digital data stream
03/27/2001US6207926 Fiber optic laser texturing with optical probe feedback control
03/27/2001US6207621 Hydrophilizing a surface of the base material, and chemically reacting the surface of the base material with molecules of a fluoroalkylsilane that is 1-5 nm long
03/27/2001US6207466 Method of manufacturing thin film magnetic head
03/27/2001US6207350 Corrosion inhibitor for NiCu for high performance writers
03/27/2001US6207279 High-density acicular hematite particles, non-magnetic undercoat layer and magnetic recording medium
03/27/2001US6207269 High substrate bias sputtering underlayer for longitudinal recording media
03/27/2001US6207267 Magnetic recording medium and process for its production
03/27/2001US6207253 Acicular hematite particle suitable as non-magnetic particles for a non-magnetic undercoat layer of a magnetic recording medium which exhibits a low light transmittance, an smoothe suraface and high strength
03/27/2001US6207252 The magnetic recording medium has a nonmagnetic underlayer containing a binder and non-magnetic particles such as carbon black, between non-magnetic support and magnetic layer; suitable for high density recording
03/27/2001US6207223 Method for producing magnetic recording medium
03/27/2001US6205849 Glide head using an ion etched air bearing
03/27/2001CA2242100C Drive circuits for a magnetic recording device
03/27/2001CA2079666C Recording and reproducing apparatus
03/22/2001WO2001020602A1 Production method for magnetic recording medium
03/22/2001WO2001020601A1 Processing method and device for magnetic tape
03/22/2001WO2001020599A1 Ratio method for measurement of mr read head resistance
03/22/2001WO2001020356A1 Magnetoresistive sensor or memory elements with decreased magnetic switch field
03/22/2001WO2001019902A1 Polyester composition, film made thereof, and magnetic recording medium
03/21/2001EP1085586A2 Magnetoresistive element and magnetic memory device
03/21/2001EP1085568A1 Method for the electrical and mechanical interconnection of microelectronic components
03/21/2001EP1085506A1 Spindle-shaped goethite particles containing cobalt and process for producing the same
03/21/2001EP1085505A1 Coil for magnetic head, magnetic head, and magneto-optical recorder
03/21/2001CN1288569A Recording/reproducing head supporting mechanism and the apparatus therefor
03/21/2001CN1288568A Optical recording medium and method of assigning its spare area
03/21/2001CN1288563A System, method and information carrier for laser-stimulated magnetic recording
03/21/2001CN1288560A Supporting mechanism and system for recording/reproducing head
03/21/2001CN1288559A Supporting mechanism and system for recording/reproducing head
03/21/2001CN1288558A Magnetic sensor, magnetic head, magnetic encoder, and head disc driver
03/21/2001CN1063570C Viscoelastically dampled slider suspension system
03/21/2001CN1063569C Arrangement for reproducing N digital signals from N adjacent tracks on a record carrier
03/21/2001CN1063565C DASD and computer system contg. same
03/21/2001CN1063564C Transducer suspension system
03/21/2001CN1063563C Information storage system having an improved slider-suspension assembly
03/21/2001CN1063562C Low profile thin film write head
03/20/2001US6205569 Error recovery using alternate headers in a disc drive
03/20/2001US6205100 Apparatus for recording and/or reproducing information and/or from optical information record disk
03/20/2001US6205052 Magnetic element with improved field response and fabricating method thereof
03/20/2001US6205008 Magnetic-resistance device, and magnetic head employing such a device
03/20/2001US6205007 Thin-film magnetic head and method of manufacturing the magnetic head
03/20/2001US6205006 Magnetic recording and reproducing apparatus with a rotary head cylinder unit supported with a predetermined pressure
03/20/2001US6205003 Disk drive suspension with hybrid leads
03/20/2001US6205002 Disk drive with textured slider contact region
03/20/2001US6204999 Method and system for providing a write head having a conforming pole structure
03/20/2001US6204998 Multi-tapped coil having tapped segments cascaded for amplification for improving signal-to-noise ratio
03/20/2001US6204997 Thin film magnetic head with a plurality of engaged thin-film coils and method of manufacturing the same
03/20/2001US6204995 Magnetic disc apparatus
03/20/2001US6204991 Head position signal demodulator and head positioning unit using the demodulator
03/20/2001US6204990 Circuit and method for determining the position of a read head for a magnetic disk drive device
03/20/2001US6204989 Controlling a media master writing machine to produce curvilinear servo sector patterns
03/20/2001US6204988 Disk drive capable of autonomously evaluating and adapting the frequency response of its servo control system
03/20/2001US6204985 Information management apparatus