Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
12/2004
12/30/2004US20040264057 Vibration proof suspension and disk unit
12/30/2004US20040264056 Symmetric interconnect design for a flexure arm of a hard disk drive
12/30/2004US20040264055 Suspension load beam with a composite damping core
12/30/2004US20040264054 Disc drive suspension optimized for preload bend damper
12/30/2004US20040264053 Ramp load disc head slider
12/30/2004US20040264052 Air bearing slider having a bearing profile contoured for pressurization proximate to nodal regions of a slider-disc interface
12/30/2004US20040264051 Slider and fabrication of a trailing edge therefor
12/30/2004US20040264050 Sliders bonded by a debondable encapsulant containing styrene and butadiene polymers
12/30/2004US20040264049 Magnetic bearing assembly for a data head
12/30/2004US20040264048 Thin film magnetic head and magnetic recording apparatus
12/30/2004US20040264047 Thin laminated single pole perpendicular write head
12/30/2004US20040264046 Magnetic head with thinned T-shaped write pole and its fabrication
12/30/2004US20040264045 Magnetic head having write head with helical coil and method for fabrication thereof
12/30/2004US20040264044 Composite coating device and method of forming overcoat on magnetic head using the same
12/30/2004US20040264036 Temperature compensation of seek profiles in data storage devices
12/30/2004US20040264035 Magnetic disk drive
12/30/2004US20040264034 Magnetic head and a magnetic disk drive
12/30/2004US20040264033 Head position demodulating method and disk apparatus
12/30/2004US20040264032 Radial dependent low frequency repeatable run out compensation apparatus and method
12/30/2004US20040264031 Method and apparatus for servo writing using incorporated servo writer in a disk drive
12/30/2004US20040264030 Method and apparatus for optimizing hard disc drive and/or recording medium for the same
12/30/2004US20040264028 Magnetic disk drive and method for controlling the same
12/30/2004US20040264026 Encoding techniques for patterned magnetic media
12/30/2004US20040264025 Magnetic recording medium
12/30/2004US20040264024 Patterned master carrier for magnetic transfer, manufacturing method thereof, magnetic transfer method, recording medium, and magnetic recording and reproduction apparatus
12/30/2004US20040264021 Multi-tracks mr offset tuning based on error count in certification process
12/30/2004US20040264020 Method & apparatus using reverse disk rotation to achieve slider contact with a disk surface
12/30/2004US20040264019 Disk biasing for manufacture of servo patterned media
12/30/2004US20040263833 Magnetic transfer apparatus and magnetic recording medium
12/30/2004US20040262627 Magnetic device with improved antiferromagnetically coupling film
12/30/2004US20040262258 Method of forming a tunneling magnetoresistive head
12/30/2004US20040262148 For sputtering thin film coating on substrates; injects gas from the top of a chamber, where one end of the substrate is located, and pump gas from the bottom of the chamber, where the other end of the substrate is located
12/30/2004US20040261907 Forming on a support a layer containing an alloy that can form a CuAu type or Cu3Au type hard magnetic order alloy phase, oxidizing the layer, and annealing the layer in a non-oxidizing atmosphere
12/30/2004US20040261906 nanostructure magnets comprising alloys of copper, gold and optionally iron, palladium, platinum or cobalt, contained in layers used for recorders
12/30/2004US20040261905 Magnetic particle, its production method, magnetic recording medium and its production method
12/30/2004US20040261412 Thermal actuator
12/30/2004US20040261254 Combination type thin film magnetic head and method of manufacturing the same
12/30/2004US20040261253 Hard mask method of forming a reader of a magnetic head
12/30/2004DE4403911B4 Kopftrommel- und Bandtransport-Antriebsvorrichtung für einen Videorecorder Head drum and tape transport driving apparatus for a VCR
12/29/2004WO2004114428A2 Magnetoresistance effect element and manufacturing method therof
12/29/2004WO2004114311A1 Recording disc drive
12/29/2004WO2004114310A1 Recording disk driver and ramp member
12/29/2004WO2004114309A1 Recording disc drive and ramp member
12/29/2004WO2004114304A2 Apparatus and method for searching for writable area, apparatus and method for updating recording management information, integrated circuit, and write-once information recording medium
12/29/2004WO2004114286A1 Disk drive support assembly, clamp assembly and disk drive carrier
12/29/2004WO2004114285A1 Spin stand
12/29/2004WO2004061826A3 Intermediate power down mode for a rotatable media
12/29/2004WO2004034381A3 Corrective adjustment of recording characteristics in digital renditions of analog recordings
12/29/2004WO2003025244B1 Refurbishing spent sputtering targets
12/29/2004EP1492134A2 Magnetic device with improved antiferromagnetically coupling film
12/29/2004EP1492097A2 High-density optical disk and optical disk drive
12/29/2004EP1492090A1 Patterned master carrier for magnetic transfer, manufacturing method thereof, magnetic transfer method, recording medium, and magnetic recording and reproduction apparatus
12/29/2004EP1492089A1 Powder for sublayer of coating type magnetic recording medium and magnetic recording medium comprising the same
12/29/2004EP1492088A1 Powder for sublayer of coating type magnetic recording medium
12/29/2004EP1492087A2 Magnetic recording disk
12/29/2004EP1492086A2 Magnetic recording and magnetic recording system
12/29/2004EP1490867A1 Magnetic recording medium and magnetic storage apparatus
12/29/2004EP1490866A1 Disk drive writer waveform induced precompensation
12/29/2004EP1490865A2 Radiation power and/or field control for domain expansion recording medium
12/29/2004EP0914488B1 Magnetic disk substrates formed of ceramic-metal matrix composites with or without metal cladding
12/29/2004CN1558418A Magnetic tape cassette, tape reel and magnetic tape
12/29/2004CN1558416A Magnetic head actuator and its manufacturing method
12/29/2004CN1558415A Recording apparatus and method
12/29/2004CN1558399A Magnetic recording medium, method for producing the same, and magnetic recording apparatus
12/29/2004CN1558398A Substrate for information recording media
12/29/2004CN1182552C Magnetoresistive element and the use thereof as storage element in a storage cell array
12/29/2004CN1182517C Underlayer powder for coating-type magnetic recording media and process for producing the same
12/29/2004CN1182516C IC chip mounting method and manufacture of magnet head suspended component with IC chip thereof
12/29/2004CN1182515C Magnetic head grinding method and apparatus
12/29/2004CN1182482C Data recording apparatus
12/29/2004CN1182057C Glass composition, sealing glass for magnetic head and magnetic head
12/29/2004CN1181934C Conic fabric label
12/28/2004US6836458 Recording apparatus for optical recording media
12/28/2004US6836453 Re-read of data read prior to read inhibit for data recovery and validation in a sampled position data storage device
12/28/2004US6836451 Lensless optical servo system for an optically assisted disk drive
12/28/2004US6836392 Stability-enhancing underlayer for exchange-coupled magnetic structures, magnetoresistive sensors, and magnetic disk drive systems
12/28/2004US6836391 Magnetic head slider and magnetic head assembly with short-circuiting switching element
12/28/2004US6836390 Hard disk drive comprising a flexible printed circuit with a hole
12/28/2004US6836389 Slider basecoat for thermal PTR reduction
12/28/2004US6835576 Magnetic thin film, a magnetic component that uses this magnetic thin film, manufacturing methods for the same, and a power conversion device
12/28/2004US6835523 Introducing an optical disk having a surface protected by a protective hard carbon film having thickness of 500 A or less, irradiating a semiconductor laser light on the disk through such hard carbon coating
12/28/2004US6835476 Magnetic recording layer having at least two ferromagnetic films exchange coupled together antiferromagnetically across a nonferromagnetic spacer film
12/28/2004US6835475 Mutilayer ferromagnetic layer with nonmagnetic spacer interface
12/28/2004US6835464 Thin film device with perpendicular exchange bias
12/28/2004US6835461 Biaxially oriented polyester film, process for producing the same, and magnetic recording medium
12/28/2004US6835451 Magnetic recording medium
12/28/2004US6835450 Multilayer; high density recording
12/28/2004US6835445 Mixture of ferromagnetic powder and binder; overcoating surface with carbon black; controlling particle size
12/28/2004US6835444 Magnetic recording medium using a perpendicular magnetic film having a tBr not exceeding one-fifth of a tBr of an in-plane magnetic film
12/28/2004US6835438 Magnetic recording tape
12/28/2004US6835423 Method of fabricating a magnetic element with insulating veils
12/28/2004US6835317 Method of making substrate with micro-protrusions or micro-cavities
12/23/2004WO2004112017A1 A method and apparatus for determining if an optical disk originated from a valid source
12/23/2004WO2004112009A1 Information recording method and information recording device
12/23/2004WO2004066108A3 Detection of slider-disk interference using a dynamic parametric test
12/23/2004WO2004061604A3 Optimizing processor clock frequency in a hard disk drive to minimize power consumption while maximizing performance
12/23/2004WO2004038760A3 High temperature, high strength, colorable materials for use with electronics processing applications
12/23/2004WO2004038698A3 Method and apparatus for grounding a magnetic recording head
12/23/2004US20040259474 Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head
12/23/2004US20040259362 Thin film magnetic recording media