Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/1996
09/03/1996US5552204 Magnetic disk with boron carbide overcoat layer
09/03/1996US5552203 Magnetic disk having a protective layer of sputtered particles of two differently controlled grain sizes
09/03/1996US5552073 Ferromagnetic fine particles of ε iron carbide and method for producing the same
09/03/1996US5552072 Iron carbide from iron oxyhydroxide or iron oxide reduction and carbonizing, a lanthanide compound or group iv compound, silicon or aluminum compound, and a compound of either nickel, copper, manganese or cobalt, magnetic recording
09/03/1996US5551997 Having a nondendritic microstructure
09/03/1996US5551145 Rigid disk drive assembly method
08/1996
08/29/1996WO1996026305A1 Method for producing uniaxial tetragonal thin films of ternary intermetallic compounds
08/29/1996WO1996019799A3 Recording head for recording track-centering servo signals on a multi-track recording medium
08/29/1996DE19605854A1 Magnetic recording medium with good stability and carrier noise level
08/28/1996EP0729148A2 Method and apparatus for qualifying data pulses in a raw data signal produced by a magnetic transducer
08/28/1996EP0729135A2 Magnetic recording system
08/28/1996EP0729134A1 Magnetic recording medium
08/28/1996EP0728531A1 Method for forming particle layer on substrate, method for flattening irregular substrate surface, and particle-layered substrate
08/28/1996EP0728355A1 High temperature head slider geometry control for contact or near contact recording
08/28/1996EP0728354A1 Disk drive architecture for automated assembly
08/28/1996EP0728353A1 Stackable actuator assembly
08/28/1996EP0728352A1 Wire carrier for disk drive
08/28/1996EP0728351A1 Process for manufacturing recording heads for magnetic storage devices
08/28/1996EP0531514B1 A magnetic head for high-frequency, high-density recording
08/28/1996CN1129991A 磁性记录介质 The magnetic recording medium
08/28/1996CN1129838A Magnetic head device with tape guides
08/27/1996US5550998 Pre-seeking process for enhancing reading and writing performance in a mass storage system having multiple individual disk drives
08/27/1996US5550799 Device for and method of calibrating optimum recording power for recordable optical disc recording apparatus
08/27/1996US5550796 Magnetic head and magneto-optical recording apparatus
08/27/1996US5550696 Magnetic recording disk having textured test band for controlling texture in the slider landing zone
08/27/1996US5550695 Magnetic disk apparatus including magnetic head unloading mechanism
08/27/1996US5550694 Magnetic memory disk storage system
08/27/1996US5550693 Air bearing slider having projections that provide minimal actual contact area
08/27/1996US5550692 For supporting a transducing head proximate a rotating magnetic disc
08/27/1996US5550691 For storing and reproducing digital information
08/27/1996US5550685 Applying an adaptive feed-forward algorithm as a frequency selective filter in a closed loop disk drive servo system in order to compensate for periodic perturbations which otherwise appear in the servo system position error signal
08/27/1996US5550684 Data recording system having improved bookkeeping capability
08/27/1996US5550502 Control circuit and method for thin film head writed river
08/27/1996US5549979 Magnetic recording medium
08/27/1996US5549978 Magnetoresistance effect element
08/27/1996US5549955 Magnetic layer is formed by applying a magnetic layer coating solution onto the coated non-magnetic layer while the non-magnetic layer remains in the wet condition
08/27/1996US5549954 Magnetic disc
08/27/1996US5549936 Manufacturing method of magnetic recording medium
08/27/1996US5549435 Chamber and a chamber combination for a vacuum facility and a method for transporting through at least one workpiece
08/27/1996US5549211 Method of producing magnetic disk
08/27/1996US5548886 Method of manufacturing floating magnetic head device
08/22/1996WO1996025734A1 Magnetic recording reproduction system employing a variable reluctance gap shunt
08/22/1996WO1996018749A3 Hard disk drive components and methods of making same
08/21/1996EP0727935A1 Method for processing signal wire
08/21/1996EP0727773A1 Magnetoresistive head
08/21/1996EP0727772A2 Thin film coil head assembly with protective planarizing cocoon structure
08/21/1996EP0727771A2 Thin film magnetic coil core
08/21/1996EP0727770A1 Method and apparatus for aligning miniature device components
08/21/1996EP0727645A1 Magnetic signal detector
08/21/1996EP0727125A1 Apparatus for recording and/or reproducing video signals and audio signals in/from inclined tracks on a magnetic tape, and magnetic tape for such apparatus
08/21/1996EP0727085A1 Method and apparatus for retrieving digital data from a magnetic storage medium
08/21/1996EP0727049A1 Transconductance amplifier having a digitally variable transconductance as well as a variable gain stage and an automatic gain control circuit comprising such a variable gain stage
08/21/1996EP0726878A1 Process for making goethite
08/21/1996EP0682802B1 High recording density magnetic recording medium having an undercoat layer
08/21/1996EP0667979B1 Backside coating for magnetic recording medium
08/21/1996CN1129488A Magnetic recording tape
08/21/1996CN1129411A Non-recirculating, die supplied doctored roll coater with solvent addition
08/21/1996CN1129336A Magnetic recording disk with metal nitride texturing layer, process for making the disk, and disk drive with improved head-disk interface
08/21/1996CN1129335A Method and apparatus for varying-speed reproduction of digital video signals
08/20/1996US5548459 Floating magnetic head
08/20/1996US5548454 Information recording disk, its production method and recording apparatus
08/20/1996US5548453 Reproducing circuit for magneto-resistive head having an initial amplifying stage, a differential amplifying stage, and means for controlling the time of operation thereof
08/20/1996US5548452 Circuit in a controller
08/20/1996US5548410 Analog-cum-digital video recording and reproducing device
08/20/1996US5547772 Magnetic recording medium
08/20/1996US5547748 Carbon nanoencapsulates
08/20/1996US5547704 Method for producing a magnetic disk
08/20/1996US5547557 Indium-nickel alloy
08/20/1996US5547520 Wear-resistant high permeability magnetic alloy and method of manufacturing the same
08/20/1996US5547510 Coating apparatus
08/20/1996US5546650 Method of manufacturing a multiple track thin film recording head
08/20/1996US5546649 Assembly method of carriage assembly of magnetic disk drive
08/15/1996WO1996024955A1 Magnetoresistive structure with alloy layer
08/15/1996WO1996024933A1 Digital data transfer apparatus
08/15/1996WO1996024927A1 Multi-layer magnetic recording media and magnetoresistive drive systems
08/15/1996WO1996018748A3 Computer disk substrate, the process for making same, and the material made therefrom
08/15/1996WO1996018188A3 Multitrack recording/reproducing arrangement
08/14/1996EP0726674A2 A method of recording data
08/14/1996EP0726569A2 Magnetic recording and reproducing apparatus
08/14/1996EP0726564A1 Optical disc system
08/14/1996EP0726563A1 A magnetic medium capable of supporting longitudinal and perpendicular recording, and method of making same
08/14/1996EP0726562A2 Method of bonding a magnetic head element to a supporting beam
08/14/1996EP0725936A1 Magnetic field detector device
08/14/1996EP0513318B1 Capillary attraction magnetic head and method of making
08/14/1996DE3348445C2 Generating index pulses proportional to disk drive motor revolutions
08/14/1996CN1128889A Method for recording and/or reproducing data for digital video tape
08/14/1996CN1128887A Method and device for tracking control for double speed replaying
08/14/1996CN1128804A Wear-resistant high premeability alloy and method of mfg. same and magnetic recording and reproducing head
08/13/1996US5546462 Method and apparatus for fingerprinting and authenticating various magnetic media
08/13/1996US5546337 Method and apparatus for storing data using spin-polarized electrons
08/13/1996US5546257 Protection and cleaning device for a disk drive
08/13/1996US5546256 For a transducer
08/13/1996US5546255 Integrated recording magnetic head
08/13/1996US5546254 Orthogonal MR Read head with single hard biased MR stripe
08/13/1996US5546253 Digitial output magnetoresistive (DOMR) head and methods associated therewith
08/13/1996US5546251 Floating magnetic head having a magnetic head core with a balanced winding bonded to a slider side surface
08/13/1996US5546245 Data storage apparatus with an A/D converter having a reference voltage control based upon a signal before and after discrimination
08/13/1996US5546244 Method of recording/reproducing ATV signals divided into trick play data and normal play data
08/13/1996US5546030 Differential high speed inductive driver with a bidirectional current limiting output stage
08/13/1996US5545989 Non-destructive in-situ landing velocity determination of magnetic rigid disk drives using back EMF from the spindle motor during shutdown