Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/2003
01/30/2003US20030022533 Signal transmission connector in a computer hard disk drive
01/30/2003US20030022025 Magnetic recording medium and magnetic recording apparatus using the same
01/30/2003US20030022024 Magnetic recording media
01/30/2003US20030022023 Dual-layer perpendicular magnetic recording media with laminated underlayer formed with antiferromagnetically coupled films
01/30/2003US20030022022 Magnetic recording media and thermoplastic polyurethane resins therefor
01/30/2003US20030022021 Magnetic tape
01/30/2003US20030022006 Magnetic disk with embossed pattern
01/30/2003US20030021891 Process for producing magnetic recording medium
01/30/2003US20030021191 Magnetic recording system with single coil for thermally assisted writing
01/30/2003US20030021072 Magnetic sensor capable of providing stable resistance change rate
01/30/2003US20030021071 Spacer between free and pinned layers for high performance spin valve applications
01/30/2003US20030021070 Magnetic recording apparatus and magnetic head
01/30/2003US20030021069 Slider having integrated lapping guides
01/30/2003US20030021068 Enhanced twist adjust range with scribed lines for slider curvature adjust
01/30/2003US20030021067 Control of twist, crown and camber for sliders using location sensitive scribing
01/30/2003US20030021065 Magnetic head
01/30/2003US20030021064 Thin film head, producing method thereof and magnetic disk apparatus
01/30/2003US20030021063 Magnetic head for perpendicular recording
01/30/2003US20030021062 Stationary head type magnetic recording/reproducing system
01/30/2003US20030021059 Magnetic head gimbal assembly and magnetic disk unit
01/30/2003US20030021057 Back electromotive force voltage compensation method for switched, voltage-mode driver circuit
01/30/2003US20030021056 Method and apparatus for servo track write in disk drive for perpendicular magnetic recording
01/30/2003US20030021053 Method and apparatus for optimizing auto gain control of read channel in a disk drive
01/30/2003US20030021052 Erasing apparatus for magnetic recording medium
01/30/2003US20030021051 Writer for head positioning information over recording medium
01/30/2003US20030021050 Low frequency attenuator in a magnetic write head
01/30/2003US20030020467 Lapping monitor element, combined magnetic transducer element and lapping monitor element, and method for manufacturing magnetic transducer element
01/30/2003US20030020060 Nano-structures, process for preparing nano-structures and devices
01/30/2003US20030019853 Method of laser polishing surfaces on a head suspension assembly
01/30/2003US20030019095 Simultaneous slider crown and camber adjust by scribe line control
01/29/2003EP1280139A1 Magnetic recording medium
01/29/2003EP1280100A2 Smart card with rotating storage
01/29/2003EP1279176A2 Magnetic element with insulating veils and fabricating method thereof
01/29/2003CN1394381A Voice coil motor
01/29/2003CN1394340A Slider and disk device
01/29/2003CN1393879A Magnetic disc drive
01/29/2003CN1393855A Main carrier for magnetic reproducing
01/29/2003CN1393854A Magnetic reproducing unit
01/29/2003CN1393853A Magnetic recording medium and drive thereof
01/29/2003CN1393852A Magnetic head with IC bare chip between height limiting plate and cantilever enclosed with resin and its mfg. method
01/29/2003CN1393851A Magnetic head hanger for disk driver
01/29/2003CN1393850A Method for increasing R/W speed of hard disc in computer
01/29/2003CN1100321C System for reading magnetic information provided with thermal asperity detector
01/29/2003CN1100312C Ramp for data storage device and data storage device
01/28/2003US6512661 Vertical giant magnetoresistance sensor utilizing an insulating bias layer
01/28/2003US6512660 Current perpendicular-to-the-plane magnetoresistance read head with longitudinal or transverse bias provided by current
01/28/2003US6512659 Disk drive actuator arm with microactuated read/write head positioning
01/28/2003US6512658 Viscoelastic voice coil damper for disc drives
01/28/2003US6512657 Head suspension having gram load change reduction and method of assembly
01/28/2003US6512656 Recording and/or reproducing apparatus for a magnetic tape
01/28/2003US6512651 Helical scan tape track following
01/28/2003US6512650 Velocity control method for ramp unloading heads off of disks in a disk drive
01/28/2003US6512649 Method for differentially writing to a memory disk
01/28/2003US6512648 Magnetic storage apparatus using a magnetoresistive element
01/28/2003US6512647 Method and apparatus for adaptive tuning bias current for magnetoresistive head
01/28/2003US6512646 Impedance-matched write circuit
01/28/2003US6512645 Circuit and method for writing to a memory disk with a boosted voltage
01/28/2003US6512382 Method for corrosion susceptibility testing of magnetic heads using simulated disk corrosion products
01/28/2003US6512367 Method and apparatus for testing a magnetic head
01/28/2003US6512313 Electromagnetic X-Y stage driver for nano data storage system and method for fabricating coils of the same
01/28/2003US6511855 Method of forming ferromagnetic tunnel junctions with enhanced magneto-resistance
01/28/2003US6511761 Magnetic recording media and magnetic storage apparatus
01/28/2003US6511733 Magnetic recording medium containing specific non-magnetic composite particles of coated hematite particles
01/28/2003US6511716 Reducing friction and imparting corrosion resistance to magnetic recording medium; irradiating with ultraviolet light for uniform spreading of lubricant film; converting residual acids to amine salts and wash removing
01/28/2003US6511702 Apparatus and method to control the molecular weight distribution of a vapor
01/28/2003US6511365 Lapping machine
01/28/2003US6510752 Method and apparatus for testing microactuators on a suspension assembly
01/28/2003CA2130602C Magnetic head apparatus and method of manufacturing the same
01/23/2003WO2003007302A1 Early leak detection system for a disc drive containing a low-density gas
01/23/2003WO2003007248A2 Fabrication of a high resolution, low profile credit card reader and card reader for transmission of data by sound
01/23/2003WO2001092961A1 Flat material especially in the form of a sheet or a strip and device for writing on said material
01/23/2003US20030017370 Magnetic recording medium, method of manufacturing therefor and magnetic replay apparatus
01/23/2003US20030017369 Substrate with an underlayer over it, first magnetic layer of a cobalt, 3-9% platinum and chromium alloy, nonmagnetic intermediate of ruthenium, iridium and rhodium alloy, second cobalt layer magnetized in an antiparallel direction
01/23/2003US20030017368 Applying a acrylate fluoropolyether on a protective overcoat and polymerizing
01/23/2003US20030017367 Optical information recording medium and recording method using the same
01/23/2003US20030017366 Magnetic tape
01/23/2003US20030017365 Magnetic layer, a nonmagnetic lower layer, and an uppermost layer of a ferromagnetic metal or hexagonal ferrite powders
01/23/2003US20030017364 Magnetic material with a recording layer stacked on it having a second magnetic material which exerts exchange coupling interaction with the first magnetic material in a direction to make an orthogonal relation under room temperature
01/23/2003US20030017363 Single-domain magnetic segments isolated from one another by a nonmagnetic or weakly magnetic material
01/23/2003US20030017362 Using high bias voltage during deposition of the iron-cobalt alloy
01/23/2003US20030017296 Glass substrate for magnetic disks and process for its production
01/23/2003US20030016620 Slider for an optical head with a terminal groove having an inclined bottom surface
01/23/2003US20030016475 Magnetoresistive element with oxide magnetic layers and metal magnetic films deposited thereon
01/23/2003US20030016474 Read/write head assembly employing independent read/write shield-pairing and charge-clamped magnetoresistive sensors
01/23/2003US20030016473 Actuator design for reducing track misregistration
01/23/2003US20030016472 Airflow assisted ramp loading and unloading of sliders in hard disk drives
01/23/2003US20030016470 Perpendicular write head with high magnetization pole material and method of fabricating the write head
01/23/2003US20030016469 Perpendicular magnetic recording head for improved resolution
01/23/2003US20030016467 Method and apparatus for compensating for media shift due to tape guide
01/23/2003US20030016465 Method and apparatus for providing linear position (LPOS) estimations
01/23/2003US20030016462 Method and apparatus for predictive failure analysis technique for head crashes in hard drives using mechanical sway mode detection
01/23/2003US20030016461 Systems, apparatus, and methods to determine thermal decay characterization from an equalized signal-to-noise ratio of a magnetic disc drive device
01/23/2003US20030016077 Balanced bi-directional current source
01/23/2003US20030016034 Method for corrosion susceptibility testing of magnetic heads using simulated disk corrosion products
01/23/2003US20030016027 Voltage measurement circuit with AC-coupled diferential amplifier
01/22/2003EP1278187A2 Optical servo writer with spatial filtering of laser ghosts
01/22/2003EP1278186A2 Master carrier for magnetic transfer
01/22/2003EP1277778A2 Stabilized cationically-curable compositions
01/22/2003EP1277777A2 Stabilized cationically-curable compositions
01/22/2003EP1119850B1 Improved method of tape attachment to a tape cartridge reel