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)
05/1998
05/20/1998EP0842901A1 Powder for lower layer of coating type magnetic recording medium
05/20/1998EP0842754A1 Aromatic polyamide film, method of manufacturing the same and magnetic recording medium using the same film
05/20/1998EP0842042A1 Improved methods for the manufacture of magnetically responsive particles
05/20/1998EP0799472A4 Method for overlapping block read events in disk drive
05/20/1998EP0621975B1 Method for formatting a magnetic tape and a formatted magnetic tape
05/20/1998CN2282248Y Single driven soft magnetic disc
05/20/1998CN1182269A Apparatus for compensating audio signal recording
05/20/1998CN1182262A Magnetoresistance effect element
05/20/1998CN1182261A Apparatus for controlling audio recording bias
05/19/1998USRE35800 Air bearing slider with relieved rail ends
05/19/1998US5754901 Apparatus to eliminate transverse in film
05/19/1998US5754649 Video media security and tracking system
05/19/1998US5754648 Video media security and tracking system
05/19/1998US5754516 Microstylus recording device covered by a magnetoresistive multilayer
05/19/1998US5754509 Disc device having heads mounted on the housing and movable in a radial direction
05/19/1998US5754377 Thin film magnetic head including an elevated gap structure
05/19/1998US5754376 Magnetoresistive head with hard magnetic bias
05/19/1998US5754375 Rotary cylinder power feeding apparatus
05/19/1998US5754374 Dynamic pressure bearing apparatus and head drum assembly of a video cassette recorder utilizing the same
05/19/1998US5754373 Head drum assembly having a pre-loading sheet sleeve structured to facilitate its connection with a shaft and a rotor plate and method for fixing the same onto the shaft
05/19/1998US5754372 Actuator bearing cartridge for top down assembly
05/19/1998US5754371 Swage plate bumper for disc drive
05/19/1998US5754370 Wired suspension assembly in disk storage device method for assembly head suspension assembly
05/19/1998US5754369 Head suspension with self-shielding integrated conductor trace array
05/19/1998US5754368 Suspension, slider-suspension assembly, assembly carriage device and manufacturing method of suspension
05/19/1998US5754367 Air bearing slider having etched and shaped leading edge taper
05/19/1998US5754364 Magnetic disk apparatus
05/19/1998US5754358 Head positioning system and method for use in disk recording/reproducing apparatus
05/19/1998US5754357 Method and apparatus for moving a disk drive actuator away from a magnetic latch
05/19/1998US5754355 Disk drive apparatus and read error recovery method in a disk drive apparatus
05/19/1998US5754354 Magnetic disk drive unit with complex magnetic head of variable reading width
05/19/1998US5754353 Channel quality circuit in a sampled amplitude read channel
05/19/1998US5753131 Magnetoresistive device and manufacturing method thereof
05/19/1998US5752309 Method and apparatus for precisely dimensioning pole tips of a magnetic transducing head structure
05/19/1998CA2071348C Magnetic recording medium and its fabrication method
05/14/1998WO1998020489A1 Component of actuator for magnetic disk apparatus
05/14/1998WO1998020487A1 Gimbal micropositioning device
05/14/1998WO1998020486A1 Actuator arm integrated piezoelectric microactuator
05/14/1998WO1998020485A1 Head suspension with self-shielding 'twisted' integrated conductor trace array
05/14/1998WO1998019828A1 Multi-point bending of bars during fabrication of magnetic recording heads
05/13/1998EP0841590A1 Imaging element comprising an electrically-conductive layer containing acicular metal-containing particles and a transparent magnetic recording layer
05/13/1998EP0840925A1 Current perpendicular-to-the-plane spin valve type magnetoresistive transducer
05/13/1998EP0840924A1 Method and apparatus for multiple channel head assembly
05/13/1998EP0689665A4 Method and apparatus to calibrate intensity and determine fringe order for interferometric measurement of small spacings
05/13/1998CN1181832A Method of mfg. a thin-film magnetic hea,d and magnetic head manufactured by means of the method
05/13/1998CN1181831A Multichannel magnetic head
05/13/1998CN1181767A Process for producing a polyamide based on a dicarboxylic acid and a diamine
05/13/1998CN1181575A Magnetic recording medium, method of fabricating magnetic recording medium, and magnetic storage
05/13/1998CN1181359A Crystallized glass for substrate of information-recording disk
05/13/1998CN1181293A Optical apparatus for dual-beam laser texturing
05/12/1998US5751947 Magnetic disk apparatus having inspection function of recording medium and method of inspecting recording medium in magnetic disk apparatus
05/12/1998US5751684 Recording/reproducing apparatus and method for recording/reproducing information using probe
05/12/1998US5751683 Nanometer scale data storage device and associated positioning system
05/12/1998US5751529 Magnetic head protection for a cartridge tape drive
05/12/1998US5751528 Multilayer exchange coupled magnetic poles with approximate zero magnetostriction
05/12/1998US5751527 Magnetic tape head contour with land widths to optimize flying height and a sufficient number of bleed slots to uniformly maintain the flying height of the tape
05/12/1998US5751526 Flux enhanced write transducer and process for producing the same in conjunction with shared shields on magnetoresistive read heads
05/12/1998US5751522 Combined-type thin film magnetic head with inductive magnetic head having low-inductive core
05/12/1998US5751521 Differential spin valve sensor structure
05/12/1998US5751520 Head drum assembly of a video cassette recorder
05/12/1998US5751519 Bearing unit, carriage assembly with the bearing unit, and magnetic disk apparatus
05/12/1998US5751518 Head feeding mechanism in magnetic recording and reproducing device
05/12/1998US5751517 Air bearing slider having debris removing channels
05/12/1998US5751516 Non-magnetic substrate material and slider assembly for use in flying-type magnetic head
05/12/1998US5751515 Recording and reproducting head slider having multiple slider rails and a projection portion
05/12/1998US5751514 Intelligent disk drive having spring contacts on a board assembly for connecting to exterior-facing electrical contacts coupled to a spindle motor
05/12/1998US5751513 Method for carrying out seeks in a hard disc drive to limit the generation of acoustic noise
05/12/1998US5751512 Data storage format for data storage devices having a radial offset between read and write elements
05/12/1998US5751510 Method and apparatus for restoring a thermal response signal of a magnetoresistive head
05/12/1998US5751506 Digital information reproducing apparatus using partial response detection method including quadruple processing
05/12/1998US5751427 Optical gap measuring apparatus and method
05/12/1998US5751191 Reproducing signal amplifier and central value signal generator
05/12/1998US5751171 Predriver for fast current switching through a two-terminal inductive load
05/12/1998US5750747 Fluorinated amine salt compound
05/12/1998US5750275 Thin film heads with insulated laminations for improved high frequency performance
05/12/1998US5750273 Soft magnetic thin film and thin film magnetic element using the same
05/12/1998US5750270 Multi-layer magnetic recording media
05/12/1998US5750261 Magnetic recording medium comprising magnetic particles, binder, and a cure agent of isocyanurate trimers, pentamers and heptamers
05/12/1998US5750251 Multilayered soft magnetic film and magnetic head using the same
05/12/1998US5750250 Hematite particles and magnetic recording medium having a non-magnetic under-coat layer containing hematite (Fe2 O3) particles.
05/12/1998US5750248 Magnetic recording medium prepared from a specified magnetic paint
05/12/1998US5750233 Magnetic recording medium
05/12/1998US5750231 Magnetic disk with boron carbide overcoat layer
05/12/1998US5750230 Magnetic recording media and magnetic recording system using the same
05/12/1998US5750209 Vapor deposition of magnetic layer and backing layer onto substrate in same apparatus whereby lubricant is introduced into the backing layer
05/12/1998US5749769 Lapping process using micro-advancement for optimizing flatness of a magnetic head air bearing surface
05/07/1998WO1998019304A1 Recording/reproducing head, recording/reproducing head positioning mechanism and recorder/reproducer
05/07/1998WO1998019301A1 Apparatus for polishing planar substrates between rotating plates
05/07/1998WO1998019300A1 Particulate magnetic medium utilizing keeper technology and methods of manufacture
05/07/1998WO1998019299A1 Universal cassette cartridge
05/07/1998WO1998018804A1 Functionalized-phenoxy phosphazenes and use of same as a lubricant
05/07/1998WO1998018596A1 Improved elg wiring configuration
05/07/1998WO1998018568A1 Method and apparatus for the production of thin films
05/07/1998DE19738527A1 Servo data block writing method for magnetic storage arrangement
05/07/1998DE19737155A1 Automation system for manufacture of hard disk drive
05/06/1998EP0840334A1 Antiferromagnetic exchange biasing using buffer layer
05/06/1998EP0840319A2 A formatting apparatus and a flexible disk
05/06/1998EP0840309A2 Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
05/06/1998EP0840301A2 Isolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including same
05/06/1998EP0840300A2 Optical disc system having improved circuitry for performing blank sector check on readable disc and method for operating same
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