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)
12/2000
12/13/2000CN1276594A Read/write head suspension assembly of disk driver
12/13/2000CN1276593A Magnetic head suspension assembly with precision location actuator and method for mfg. same
12/13/2000CN1276592A Magnetic record transducer with electric sheild
12/13/2000CN1276591A Read-out/write-in magnetic head with electromagnetic field eliminating element
12/13/2000CN1059510C Drum of tape recorder and assembling method therefor
12/12/2000US6160888 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
12/12/2000US6160688 Magneto-resistive composite head and a magnetic disk device, having grounded magnetic shielding layers
12/12/2000US6160687 Method of providing improvement in the prevention of shield-to-lead shorts in MR/GMR heads, MR/GMR heads produced thereby and storage devices using MR/GMR heads produced thereby
12/12/2000US6160686 Composite ramp structure for data storage devices
12/12/2000US6160685 Hard disk drive with lightly contacting head
12/12/2000US6160684 Head suspension having tabs and force isolation welds for gram load reduction during swaging
12/12/2000US6160683 Slider for disc storage system
12/12/2000US6160682 Magnetic head device with rail formed within width of head chip and method of making same
12/12/2000US6160674 Stable data writing method by tracking head speed in hard disk drive
12/12/2000US6160673 Digital recording/reproduction apparatus including a digital equalizer circuit with open-loop control
12/12/2000US6160577 Method for expanding memory capacity for photo film and a film player
12/12/2000US6159625 Target of intermetallic compound with B2-ordered lattice structure, production method thereof and magnetic recording medium having B2-structured underlayer
12/12/2000US6159594 Magnetic recording medium
12/12/2000US6159593 For use in magnetic heads
12/12/2000US6159592 Magnetic recording medium
12/12/2000US6159350 Magnetron sputtering apparatus and mask
12/12/2000US6159076 A slurry for polishing a surface comprising a liquid phase, an abrasive comprising silica and a ligand of an element contained in the surface which is bonded with ion or atom of the element to form chelate compound
12/12/2000US6158663 Card having a tactually recognizable indication
12/12/2000US6158108 Method of making magnetic head with vialess lead layers from MR sensor to pads
12/12/2000US6158107 Inverted merged MR head with plated notched first pole tip and self-aligned second pole tip
12/07/2000WO2000074056A1 Disk unit
12/07/2000WO2000074055A1 Signal processing device and method and information storage device
12/07/2000WO2000074051A1 Method and system for providing a stable recording interface using subambient pressures
12/07/2000WO2000074047A1 Method for producing master disk for producing formed substrate with groove, method for producing stamper for producing formed substrate with groove, method for producing formed substrate with groove, formed substrate with groove, storage medium, storage, and computer
12/07/2000WO2000074044A1 Magnetic recording medium and magnetic disk
12/07/2000WO2000074043A1 Base for magnetic recording medium, magnetic recording medium, method for producing the same, and magnetic recorder
12/07/2000WO2000074042A1 Magnetic recording medium and production method therefor and magnetic recording device
12/07/2000WO2000074041A1 Magnetic recording medium, method of manufacture thereof, and magnetic disk apparatus
12/07/2000WO2000074040A1 Thin magnetic medium read head
12/07/2000DE10024332A1 Read-write head for magnetic data carrier, has electric line for producing opposite electromagnetic field at read head
12/07/2000CA2372009A1 Disk device
12/06/2000EP1058238A2 Head suspension assembly of disk drive
12/06/2000EP1057859A2 Radiation sensitive resin composition and use of the same in an interlaminar insulating film
12/06/2000EP1057794A1 High rigidity glass-ceramic substrate
12/06/2000EP1057179A1 System, method and information carrier for laser-stimulated magnetic recording
12/06/2000EP1057136A1 Induction sensor
12/06/2000CN1276081A Low mass disc drive suspension
12/06/2000CN1275769A Vibration damper and head suspension element with same
12/06/2000CN1275767A Optical disk with double information sides
12/06/2000CN1275762A Magnet head
12/06/2000CN1275761A Magnet head, magnetic disk, and connection method and equipment
12/06/2000CN1275542A High rigidity glass ceramic substrate
12/06/2000CN1059283C Rotative magnetic head unit
12/05/2000US6158039 System decoder having error correcting memories for high-speed data processing and transmission and method for controlling same
12/05/2000US6157786 Magnetic head element, magnetic head, pressure plate using magnetic head element or magnetic head, and camera using pressure plate
12/05/2000US6157609 Recording medium, recording apparatus and recording method
12/05/2000US6157526 Magnetoresistive head and magnetic disk apparatus
12/05/2000US6157525 Magnetic head
12/05/2000US6157524 Method of manufacturing spin-valve type thin film element having remagnetized bias layer
12/05/2000US6157523 Spin valve magnetoresistive head having magnetic layers with different internal stress
12/05/2000US6157522 Suspension-level microactuator
12/05/2000US6157521 Recording/reproducing head positioning mechanism
12/05/2000US6157520 Disc drive head suspension with gimbal contact feature for ramp load/unload
12/05/2000US6157519 Magnetic head gimbal assembly of a magnetic disk unit having a load point matched with the center of impact
12/05/2000US6157518 Head slider having a trapezoidal shape
12/05/2000US6157516 Method and apparatus for preventing electrostatic damage to the read/write head of a tape drive
12/05/2000US6157511 Disk drive with variable-phase servo burst patterns
12/05/2000US6157510 Magnetic storage device with multiple read elements which are offset laterally and longitudinally
12/05/2000US6157509 Extending actuator range through magnetic flux reversal detection
12/05/2000US6157508 Magnetic recording/playback apparatus
12/05/2000US6157507 Performance evaluation method of an MR head and a magnetic disk device wherein the method is applied
12/05/2000US6157506 Write compensation method and magnetic disk apparatus adapted for high-density recording
12/05/2000US6157505 System and a method of operation thereof for analyzing the performance of a tape recorder
12/05/2000US6157189 Magnetic read/write of reference track in contact start-stop testing of magnetic disks
12/05/2000US6157099 Specially oriented material and magnetization of permanent magnets
12/05/2000US6156824 Lubricative polymer containing liquid and method of forming film of lubricative polymer
12/05/2000US6156487 Top surface imaging technique for top pole tip width control in magnetoresistive read/write head processing
12/05/2000US6156428 Formed by combining aqueous solution of base metal salt, strong base so that resulting combination has an effective hydroxide ion concentration, and a reducing agent, subjecting solution to autocatalytic reaction; ferromagnetic platelets
12/05/2000US6156422 Comprising non-magnetic substrate, nickel aluminum seedlayer on the substrate, chromium manganese underlayer on the seedlayer, magnetic layer on the underlayer
12/05/2000US6156407 Cleaning card for magnetic strip and chip card read-write devices, method for the production of said cards
12/05/2000US6156405 Magnetic recording medium and method of fabricating the same
12/05/2000US6156404 Method of making high performance, low noise isotropic magnetic media including a chromium underlayer
12/05/2000US6156375 Method of making read/write magnetoresistive (MR) head with sunken components
12/05/2000US6156171 Sputtering magnetron
12/05/2000US6156154 Apparatus for etching discs and pallets prior to sputter deposition
12/05/2000US6155914 Apparatus for the application of an advanced texture process
12/05/2000US6154952 Attachment isolation structures for adjusting head slider static attitude
11/2000
11/30/2000WO2000072319A1 Information recording medium and manufacturing method thereof
11/30/2000WO2000072315A1 Carbon nitride overcoat layer and method for forming
11/30/2000WO2000072314A1 Disturbance attenuation in a precision servomechanism by a frequency-separated acceleration soft sensor
11/30/2000WO2000072313A1 Converter support structure
11/30/2000WO2000071647A1 Lubricant for magnetic recording medium
11/30/2000WO2000071339A1 Biaxially orientated multi layer polyester film
11/30/2000WO2000042604A3 Method and apparatus for reducing track misregistration from servo track writing
11/29/2000EP1056072A1 Underlayer powder for coating-type magnetic recording media and process for producing the same
11/29/2000EP1055259A1 Magnetoresistor with tunnel effect and magnetic sensor using same
11/29/2000EP1055237A1 Method and device for recording information in units
11/29/2000EP1055229A1 Shock, vibration, and handling resistant load beam suspension
11/29/2000EP1055132A1 Giant magnetoresistive magnetic field sensor
11/29/2000CN1275229A High performance standard configuration disc drive having smaller-than-standard discs
11/29/2000CN1274933A Bound magnet, its manufacture and driving device using the same
11/29/2000CN1274921A Ringing-reduced oscillator and CD system using the same
11/29/2000CN1274910A Superhigh-density ordered vertically recording magnetic disc and its manufacture
11/29/2000CN1274909A Adaptive servo gap detection for sequence servo
11/29/2000CN1274908A Method for manufacture of head suspended assembly body with IC chip
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