Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2003
08/21/2003WO2003069691A1 Magnetic reluctance element and method for preparation thereof and nonvolatile memory comprising the element
08/21/2003WO2003069619A1 Ramp load device, and disk device using the device
08/21/2003WO2003069615A2 Method and apparatus for phase and/or copy window control for use with a domain expansion recording medium and record carrier
08/21/2003WO2003069614A2 Method and device for data dependent field switching for domain expansion reading and record carrier for use by the method
08/21/2003WO2003069600A1 Timing based servo with fixed distances between transitions
08/21/2003WO2002099846A3 Integrated semiconductor devices for interacting with magnetic storage media
08/21/2003US20030157803 Method of forming a read sensor using a lift-off mask having a hardmask layer and a release layer
08/21/2003US20030157801 Resist pattern thickening material, resist pattern and forming process thereof, and semiconductor device and manufacturing process thereof
08/21/2003US20030157742 Concentration of oxygen in the vicinity of the interface between the resin thin film and the metal thin film is higher than a concentration of oxygen in a middle portion of the resin thin film in its thickness direction
08/21/2003US20030157375 Perpendicular magnetic recording medium and method of manufacturing the same and product thereof
08/21/2003US20030157374 Determining extraction amount of an inspection gas component and/or a compound component formed so as to contain inspection gas component is equal to or greater than a predetermined threshold, gas component and/or compound being extracted
08/21/2003US20030157373 For performing high density recording
08/21/2003US20030157372 Magnetic recording medium
08/21/2003US20030157371 High recording density, an efficient manufacturing
08/21/2003US20030157370 Magnetic recording medium and method for manufacturing the same
08/21/2003US20030157325 Monodisperse nanoparticle containing thin films via self-assembly
08/21/2003US20030157251 Coating method
08/21/2003US20030156531 Disk data storage media with edge track data surface, methods to manufacture, exploit and convert conventional disk media to that having an edge track data surface
08/21/2003US20030156510 Digital servo control method, digital servo controller, storage device and head position control method
08/21/2003US20030156362 Magnetoresistance sensor having an antiferromagnetic pinning layer with both surfaces pinning ferromagnetic bias layers
08/21/2003US20030156361 Narrow track width; high density magnetic recording media
08/21/2003US20030156360 Multilayer film; antiferromagnetic, ferromagnetic and nonmagnetic layers; high density magnetic recording media
08/21/2003US20030156359 Thin-film electrode layer, thin film magnetic head using the same, and method for forming electrodes in a thin film magnetic head
08/21/2003US20030156357 Plated base plate for suspension assembly in hard disk drive
08/21/2003US20030156355 Magnetic head, fabrication method therefor, and perpendicular magnetic storage device
08/21/2003US20030156350 Disc drive housing with air guide
08/21/2003US20030156347 Magnetic disk drive system
08/21/2003US20030156346 Head suspension for oscillation-type actuator
08/21/2003US20030156345 Data storage device and method for spindle power control
08/21/2003US20030156343 Method and apparatus for improved read-to-write transition time for a magneto-resistive head
08/21/2003US20030156341 Storage device for reliably maintaining data in a reproducible state for a long period of time
08/21/2003US20030156340 Method and apparatus for predicting write failure resulting from flying height modulation
08/21/2003US20030156339 Magnetic transfer apparatus
08/21/2003US20030155845 Thin film piezoelectric element and its manufacturing method
08/21/2003US20030154918 Coating apparatus
08/21/2003US20030154916 Pump equipment for coating apparatus
08/21/2003US20030154595 Spacer key for attaching a head gimbal assembly (HGA) to a rigid actuator arm
08/20/2003EP1336963A2 Optical disk, method and apparatus for recording and reproducing information
08/20/2003EP1336958A2 Magnetic transfer apparatus
08/20/2003EP1336957A2 Magnetic transfer apparatus
08/20/2003EP1336435A2 Coating method
08/20/2003EP0804789B1 Arrangement comprising a magnetic write head, and write amplifier with capacitive feed-forward compensation
08/20/2003CN1437772A Magnetoresistance effect device and magnetoresistance effect head cmprising the same, and magnetic storing and regenerating apparatus
08/20/2003CN1437748A Magnetic recording medium and method for fabricating a magnetic recording medium
08/20/2003CN1437614A Method and device for producing glass panes of any desired contour from sheet glass
08/20/2003CN1437191A Tetrahedral amorphous carbon film and producing method thereof
08/20/2003CN1437185A 头滑动器悬架 Head slider suspension
08/20/2003CN1118823C Disc drive apparatus
08/20/2003CN1118817C Clock generating device and disc driving device
08/20/2003CN1118816C Device for writing pre-compensation in magnetic media recording
08/19/2003US6608962 Video cassette recorder for and method of performing high-speed searching of important information, such as desired time or alarm data
08/19/2003US6608807 Generating a multilevel calibration sequence for precompensation
08/19/2003US6608806 Information recording method and apparatus with suppressed mark edge jitters
08/19/2003US6608740 Spin-valve thin-film magnetic element provided with single free magnetic layer
08/19/2003US6608739 Spin valve thin film magnetic element having first and second free magnetic layers having antiparallel magnetization directions
08/19/2003US6608738 Magnetoresistance effect device utilizing an oxide film to produce antiferromagnetic exchange-coupling between first and second magnetic films in either the pinned layer or the free layer of the device
08/19/2003US6608737 Method to make a stitched writer for a giant magneto-resistive head
08/19/2003US6608736 Integrated trace suspension interconnect for high-data-rate single-ended preamplifier for (G)MR elements
08/19/2003US6608735 Asymmetric tapered air bearing slider
08/19/2003US6608731 Dynamic reduction of track shape errors in disc drives
08/19/2003US6608728 Magnetic disk unit
08/19/2003US6608477 Apparatus and method for altering track scan data based on head width relative to data track width and determining the position error signal from the altered track scan data to qualify the head in a data storage device
08/19/2003US6608460 Method of driving head, head driving device and disc driving apparatus using the same method and device
08/19/2003US6607923 Method of making magnetoresistive read/ inductive write magnetic head assembly fabricated with silicon on hard insulator for improved durability and electrostatic discharge protection
08/19/2003US6607849 Magnetic recording medium and magnetic recording apparatus using the same
08/19/2003US6607848 Magnetic recording medium and magnetic recording device
08/19/2003US6607842 Containing an AITa or AITi pre-seed layer, a CoCr onset layer and a CoCrPtB magnetic layer
08/19/2003US6607824 Magnetic read/write system and magnetic recording medium
08/19/2003US6607822 Biaxially oriented film support for magnetic recording media
08/19/2003US6607807 Ferromagnetic metal powder and magnetic recording medium using the same
08/19/2003US6607806 Magnetic recording medium
08/19/2003US6607641 Using antiferromagnetic material comprising manganese and platinum group metals; heat treatment of thin film magnetic heads
08/19/2003US6607612 Magnetic alloy and magnetic recording medium and method for preparation thereof, and target for forming magnetic film and magnetic recording device
08/19/2003US6607156 Magnetic tape cassette
08/19/2003US6606782 Providing trackwidth and longitudinal bias on buffer comprising antiferromagnetic layer stacked with ferromagnetic; or chromium layer stacked with permanent magnet; inward tapered depression
08/19/2003US6606781 Method of making double tunnel junction with magnetoresistance enhancement layer
08/14/2003WO2003067577A1 System and method for hard drive damage prevention by improving the shock resistance of a hard disk micro-actuator
08/14/2003WO2003067576A1 Head gimbal assembly with precise positioning actuator for head element, disk drive apparatus with the head gimbal assembly, and manufacturing method of the head gimbal assembly
08/14/2003WO2003067575A1 Head gimbal assembly with precise positioning actuator for head element and disk drive apparatus with the head gimbal assembly
08/14/2003US20030154005 System for measuring and adjusting pitch and roll in a suspension
08/14/2003US20030152812 Magnetic layer divided into zones containing ferromagnetic materials and oxygen; controlling concentration
08/14/2003US20030152811 Tracking stability; friction resistance; forming lubricant layer
08/14/2003US20030152810 Magnetic recording medium
08/14/2003US20030152809 Perpendicular magnetic recording medium and method of manufacturing the same and product thereof
08/14/2003US20030152808 Containing diamond abrasive; modified polyurethane
08/14/2003US20030152807 Flexible substrate overcoated with magnetic layer; air cushion; applying, drying, calendering
08/14/2003US20030152806 Running durability; electromagnetic waves; multilayer structure containing (non)magnetic powder in binder overcoated with ferromagnetic powder in binder
08/14/2003US20030152805 Magnetic media with improved exchange coupling
08/14/2003US20030152746 Recording media having protective overcoats of highly tetrahedral amorphous carbon and methods for their production
08/14/2003US20030151993 Determinination of recording power of radiation beam for recording information onto recording medium
08/14/2003US20030151944 Magnetic switching element and a magnetic memory
08/14/2003US20030151902 Flexible printed circuit board
08/14/2003US20030151876 Universal fixture for HSA assembly and its testing process
08/14/2003US20030151859 Magnetoresistive effect element, magneto-resistive effect head, method for manufacturing the same and magnetic recording apparatus using the same
08/14/2003US20030151858 Magnetic head assembly with electrostatic discharge (ESD) shunt/pads seed layer
08/14/2003US20030151857 Flux guide type device, head having the same, and drive
08/14/2003US20030151856 Thin film magnetic head and method of manufacturing the same
08/14/2003US20030151855 Bidirectional read-while-write data recording system
08/14/2003US20030151854 Head assembly and drive system adopting the same
08/14/2003US20030151852 Combination type thin film magnetic head and method of manufacturing the same
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