Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2004
08/19/2004US20040160881 Optical recording medium having dual information surfaces
08/19/2004US20040160870 Method, apparatus, and medium including computer readable code for processing data in a drive
08/19/2004US20040160821 Hybrid semiconductor - magnetic spin based memory
08/19/2004US20040160814 Hybrid semiconductor - magnetic spin based memory with low transmission barrier
08/19/2004US20040160800 Stacked hybrid semiconductor-magnetic spin based memory
08/19/2004US20040160796 Method of making hybrid semiconductor - magnetic spin based memory
08/19/2004US20040160709 Magnetic assist read track-width definition for a lead overlay top spin-valve GMR head
08/19/2004US20040160708 Design of canted synthetic pattern exchange spin valve head for improving stability and bias
08/19/2004US20040160707 Exchange coupling film and electoresistive sensor using the same
08/19/2004US20040160706 Non-corrosive GMR slider for proximity recording
08/19/2004US20040160705 Yoke type reproducing magnetic head, method for fabricating same, and magnetic disk unit
08/19/2004US20040160704 Magneto-resistance effect element bar exposure method, magneto-resistance effect element bar formation method and magneto-resistance effect element bar
08/19/2004US20040160703 Magnetic head actuator and method for manufacturing the same
08/19/2004US20040160702 Electrostatic microactuator with electrically isolated movable portion and associated drive circuitry
08/19/2004US20040160701 Magnetic head assembly having a rotational arm for electrically connecting the magnetic head to an external circuit and methods of manufacturing the same
08/19/2004US20040160700 Pattern forming method, method of manufacturing magneto-resistive device and magnetic head using same, and head suspension assembly and magnetic disk apparatus
08/19/2004US20040160699 Tape guide device
08/19/2004US20040160698 Accurate tracking of coil resistance
08/19/2004US20040160697 Inspection method of head unit moving device and manufacture method of inspection use tape therefor
08/19/2004US20040160696 Self-servo writing using recording head micropositioner
08/19/2004US20040160695 Accurate tracking of coil resistance based on current, voltage and angular velocity
08/19/2004US20040160694 Master disc and method of manufacturing the same
08/19/2004US20040160693 Method of calibrating magnetic storage medium bi-directional recording head
08/19/2004US20040160691 Master information carrier for magnetic transfer
08/19/2004US20040160690 Master disc for magnetic transfer, method of manufacturing the same, and magnetic transfer method
08/19/2004US20040160495 Inkjet printhead assembly with grouped nozzle layout
08/19/2004US20040159821 Plurality of uniformly sized ferri- or ferromagnetizable particles encased within an organic macromolecule
08/19/2004US20040159733 Layers comprising powders, binders, and lubricant of fatty acid, fatty amide, or fatty ester; wear resistance
08/19/2004US20040159732 Magnetic tape apparatus and method for controlling the running of a magnetic tape to stop at a stop position
08/19/2004US20040159707 Layer structure and method of manufacture for optical memory strip (OMS)
08/19/2004US20040158974 Magnetic head and manufacturing method thereof
08/19/2004US20040158973 Spin-valve giant magnetoresistive head and method of manufacturing the same
08/19/2004DE10304419A1 Computer hard drive has read-write coils mounted on a separate eccentric read disk that rotates over the surface of a data disk
08/19/2004DE10295879T5 Einstellbare Höhensteuerung unter Verwendung einer einstellbaren Kopfbetätigeranordnung Adjustable height control using an adjustable Kopfbetätigeranordnung
08/19/2004DE102004001245A1 Beibehaltung des Profils eines Kopfs während des Betriebs in einem Laufwerk Maintaining the profile of a head during operation in a disk drive
08/18/2004EP1447797A2 Optical disk and optical disk apparatus
08/18/2004EP1447796A1 Air bearing slider for disk drive
08/18/2004EP1447675A2 Magnetic sensor and position detector
08/18/2004EP1446799A2 Appliance for recording or playing back information having means for detecting or moving the scanning location on a disc with a wobble track
08/18/2004CN1522435A Ultrathin protective overcoats for magnetic materials
08/18/2004CN1521734A Head slider and disk recording reproducing apparatus
08/18/2004CN1521733A Disk device and head support mechanism
08/18/2004CN1521732A Head support mechanism
08/18/2004CN1521731A Suspension, head gimbal assembly, head arm assembly provided with head gimbal assembly, and disk device provided with head gimbal assembly
08/18/2004CN1163069C Speed variable playback device
08/18/2004CN1162859C Double stage executing system for high density hard disk driver with circular rotary piezoelectric executing mechanism
08/18/2004CN1162500C Cerium series abrasive material and analyzing method thereof
08/17/2004US6778969 Method and apparatus for encrypting and recording received content information on a recording medium using both medium identification information and a cipher key for encryption
08/17/2004US6778471 Magnetic recording device
08/17/2004US6778364 Current-in-plane magnetoresistive sensor with longitudinal biasing layer having a nonmagnetic oxide central region and method for fabrication of the sensor
08/17/2004US6778363 Magnetoresistive head having longitudinal biasing by providing undirectional magnetic anisotropy
08/17/2004US6778362 Hinged load beam with torsional spring
08/17/2004US6778361 Non-symmetric helical scanner architecture for high track density
08/17/2004US6778360 Electrostatic discharge device in a disk drive providing a conductive path between a slider and the disk drive housing thereby protecting against electrostatic discharge
08/17/2004US6778359 Thin film magnetic head for magnetic tape drive
08/17/2004US6778358 Magnetically soft, high saturation magnetization laminates of iron-cobalt-nitrogen and iron-nickel
08/17/2004US6778357 Electrodeposited high-magnetic-moment material at writer gap pole
08/17/2004US6778356 Thin film magnetic head and method of manufacturing the same
08/17/2004US6778355 Glass composition, sealing glass for magnetic head and magnetic head using the same
08/17/2004US6778354 Magnetic head and method of manufacturing the same
08/17/2004US6778353 Balance ring
08/17/2004US6778350 Feed forward control of voice coil motor induced microactuator disturbance
08/17/2004US6778349 Driving circuit for piezoelectric actuators, in particular for a read/write transducer for hard disks
08/17/2004US6778348 Accelerometer-assisted servo writing for disk drives
08/17/2004US6778346 Recording and reproducing apparatus and file managing method using the same
08/17/2004US6778345 Circuit and method for controlling the gain of an amplifier
08/17/2004US6778343 Method, apparatus and storage system having storage media with different track pitch based upon a width of a write element associated therewith
08/17/2004US6777929 Cross talk bit error rate testing of a magnetic head
08/17/2004US6777113 Multilayer films for optimized soft underlayer magnetic properties of dual layer perpendicular recording media
08/17/2004US6777112 Heat resistance; signal to noise ratio
08/17/2004US6777078 Magnetic recording medium with L10 crystal grains including three or more elements
08/17/2004US6777077 Magnetic recording medium which is used in hard disk drive; capable of increasing thermal stability and a signal to noise ratio when recording information
08/17/2004US6777073 Flexible; efficiency
08/17/2004US6777072 Magnetic recording medium
08/17/2004US6777066 Perpendicular magnetic recording media with improved interlayer
08/17/2004US6777061 Magnetic recording medium and process for producing the same
08/17/2004US6777057 Phase-change optical recording medium and recording method and apparatus for the same
08/17/2004US6776917 Chemical mechanical polishing thickness control in magnetic head fabrication
08/17/2004US6776891 Plating alloy using electrolytic cells
08/17/2004US6776883 Magnetic recording media; stabilized along longitudinal bias; narrow current profile
08/17/2004US6776690 Storage device slider with sacrificial lapping extension
08/17/2004US6776476 Ink jet printhead chip with active and passive nozzle chamber structures
08/17/2004US6776438 Magnetic printing media for inkjet and laserjet
08/17/2004US6776176 Applications of acoustic waves in data storage devices
08/17/2004US6775903 Method for fabricating a top magnetoresistive sensor element having a synthetic pinned layer
08/17/2004US6775902 Method of making a magnetic head with aligned pole tips
08/12/2004WO2004068607A1 Cpp-type giant manetoresistance effect element and magnetic component and magnetic device using it
08/12/2004WO2004068492A1 Method and device for measuring angle of torsion of suspension for magnetic disk
08/12/2004WO2004068486A1 Magnetic head device
08/12/2004WO2004068478A1 Optical information storage medium
08/12/2004WO2004068474A1 Glass substrate for information recording medium and process for producing the same
08/12/2004WO2004068473A1 Laminated perpendicular magnetic recording media
08/12/2004WO2004068472A1 Magnetic recording medium and magnetic storage apparatus
08/12/2004WO2004068471A1 Method and apparatus for an improved magnetic head arm assembly
08/12/2004WO2004068390A2 Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus
08/12/2004WO2004067798A1 Ge-Cr ALLOY SPUTTERING TARGET AND PROCESS FOR PRODUCING THE SAME
08/12/2004WO2004020338A3 Chromium dioxide (cro2) and composites of chromium dioxide and other oxides of chromium such as cro2/cr2o3 and cro2/cr2o5 and process for manufacturing the same
08/12/2004US20040158847 Transducer-supporting structure
08/12/2004US20040157346 Ion beam definition of magnetoresistive field sensors
08/12/2004US20040157088 Multilayer; nonmagnetic substrate; undercoating; magnetic recording media; protective coatings; liquid lubricant; heating; quenching