Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/1995
01/17/1995US5382851 Swing-type actuator
01/17/1995US5382614 Perfluoropolyether lubricants for magnetic recordings
01/17/1995US5382463 Optical recording tape
01/17/1995US5382345 Apparatus for simultaneously coating a film of magneto-optical recording medium on a plurality of disk substrates
01/17/1995US5382305 Having improved recording/reproducing sensitivity and electromagnetic properties; reliable
01/17/1995US5382301 High permeability thin-film magnetic head and method of manufacture
01/17/1995EP0646277A4 Giant magnetoresistant single film alloys.
01/17/1995CA1334034C Disc drive system
01/12/1995WO1995001637A1 Magnetic recording medium and process for producing the same
01/12/1995WO1995001636A1 Magnetic recording media incorporating new crosslinking agent
01/12/1995DE4424152A1 Method of determining the position of a head section with a plurality of heads when using a reference tape
01/12/1995DE4322886A1 Thermostabile Eisenoxidpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung Thermostable iron oxide pigments, process for their preparation and their use
01/12/1995DE4322060A1 A method of optimising the parameters of high-frequency biasing in magnetic recording apparatuses
01/11/1995EP0633571A2 Controlled polarity recording and retrieval of data
01/11/1995EP0633564A1 Ferromagnetic metal powder
01/11/1995EP0633563A2 Tape drive machines
01/11/1995EP0633562A2 Movable magnetic head unit
01/11/1995EP0633561A2 Multichannel rotary magnetic head apparatus
01/11/1995EP0633560A1 Magnetic recording and reproducing apparatus
01/11/1995EP0632921A1 Flexible magnetic recording medium containing polybenzazole polymers
01/11/1995CN1097259A Small core metal head transducer and manufacturing method therefor
01/10/1995US5381399 Apparatus for moving a load
01/10/1995US5381292 Method for self-cleaning dat drive tape heads
01/10/1995US5381291 Vertical contact - canted magnet magnetoresistive sensor
01/10/1995US5381289 Suspension for in-line offset head mounting
01/10/1995US5381288 Center moment suspension assembly
01/10/1995US5381287 Hard disc drive
01/10/1995US5381285 Bearing arrangement, device with rotatable disc, and magnetic-tape apparatus
01/10/1995US5381282 Inter-sample switching of servo control in direct access storage devices
01/10/1995US5381281 Disk drive system using multiple embedded quadrature servo fields
01/10/1995US5381280 Magnetic recording and reproducing apparatus for recording and reproducing in both analog and digital modes
01/10/1995US5381277 Method and apparatus for decreasing a transition time of a read head from a write mode to a read mode
01/10/1995US5381274 Apparatus and method for recycling and reproducing a digital video signal
01/10/1995US5381125 Spinodally decomposed magnetoresistive devices
01/10/1995US5380905 Magnetic recording medium having radiation curable binder with α-methylstyrene unsaturation
01/10/1995US5380577 Biaxially oriented polyethylene-2,6-naphthalene-dicarboxylate film and process for the production thereof
01/10/1995US5380548 Alloy of nickel and manganese, bias field
01/10/1995CA1333948C Polyurethanes and polyurethane/polyureas crosslinked using 2-glyceryl acrylate or 2-glyceryl methacrylate
01/10/1995CA1333939C Perpendicular magnetic recording medium, method for manufacturing thereof and method for recording and reproducing thereof
01/10/1995CA1333938C Tracking error corrected magnetic disc apparatus
01/05/1995WO1995000952A1 Method and apparatus for the determination of azimuth error
01/05/1995DE4420919A1 Process for producing acicular cobalt-containing magnetic iron oxides
01/05/1995CA2142623A1 Method and apparatus for the determination of azimuth error
01/04/1995EP0632445A2 Digital information recording-reproducing apparatus
01/04/1995EP0632438A2 Magnetic recording/reproduction apparatus with a long play mode
01/04/1995EP0632435A2 Magnetic head assembly
01/04/1995EP0632432A2 Pivot support for actuator arm
01/04/1995EP0632431A2 Magnetic head core having ferrite member
01/04/1995EP0632430A2 Amplifying circuit for magnetic record and playback apparatus
01/03/1995US5379283 Magneto-optical recording/reproducing method with optical head servo inhibited during magnetic head loading
01/03/1995US5379208 High speed driving circuit for magnetic head effective against flyback pulse
01/03/1995US5379172 Laminated leg for thin film magnetic transducer
01/03/1995US5379171 Microminiature hard disk drive
01/03/1995US5379170 Dynamically adjustable head positioning mechanism for tape drives
01/03/1995US5379166 Magnetic disk drive device
01/03/1995US5379165 Method and apparatus for improving the accuracy of a tape servo track seek algorithm by using longitudinally correlated waveforms of lateral tape movement unique to each tape cassette
01/03/1995US5379164 Helical scan system information signal recording/reproducing apparatus using control signal phase data and head height data from memory during control signal drop out
01/03/1995US5379162 Customized data recovery procedures selected responsive to readback errors and transducer head and disk parameters
01/03/1995US5378885 Unshielded magnetoresistive head with multiple pairs of sensing elements
01/03/1995US5378548 Two layer laminated film on glass substrate as an underlayer, cobalt containing iron oxide layer, lubricant layer; rigid disk, high density, accuracy
01/03/1995US5378547 Mixed powder(which has composite particles containing hexagonal ferrite and spinel ferrite and also particles containing only hexagonal ferrite) for dispersion in resin binder which forms magnetic layer
01/03/1995US5378496 Method of manufacturing magnetic recording medium
01/03/1995US5378384 Process of making hexagonal magnetic ferrite pigment for high density magnetic recording applications
01/03/1995US5378383 Process for preparing modified chromium dioxide
01/03/1995CA1333820C Magneto-optical recording medium
12/1994
12/28/1994EP0631282A2 Magnetic cassette recorder
12/28/1994EP0631281A2 Speed independent, air bearing slider
12/28/1994EP0631280A1 Magnetooptical recording apparatus
12/28/1994EP0631278A2 Speed and skew independent, air bearing slider
12/28/1994EP0631276A2 Magnetoresistive read head having an exchange layer
12/28/1994EP0631275A2 Head assembly with small distance between read/write heads
12/28/1994EP0630925A2 Polimeric compositions containing inorganic fillers and use thereof
12/28/1994EP0630508A1 Horizontal magnetoresistive head for detecting magnetic data
12/28/1994EP0539412B1 Circuit arrangement for reversing a magnetic field
12/28/1994EP0414702B1 Voice coil actuator
12/28/1994EP0308483B1 Magneto-resistive thin film head for digital magnetic storage device
12/28/1994CN1096897A Recording and playing apparatus
12/28/1994CN1027200C Manganese bismuth adding rare-earth element magneto-optical film medium
12/27/1994US5377172 Modulated magnetic field generation circuit for magneto-optical disks
12/27/1994US5377096 Digital actuator controller using low-pass filter
12/27/1994US5377064 Structure for supporting a slider with magnetic head for a linear magnetic disk unit
12/27/1994US5377063 Floating head slider and magnetic head for magnetic recording and reproducing
12/27/1994US5377060 Ultra slim data storage module utilizing plural flexible disks
12/27/1994US5377059 Bi-directional dual-dram magnetic record/reproducing apparatus
12/27/1994US5377058 Fly height servo control of read/write head suspension
12/27/1994US5377057 Method and system for tape edge sensing
12/27/1994US5377055 Circuit apparatus for driving a magnetic head
12/27/1994US5377052 Actuator assembly for servo-controlled magnetic tape head
12/27/1994US5377051 Digital video recorder compatible receiver with trick play image enhancement
12/27/1994US5377050 Digital image signal recording-reproducing apparatus and method thereof
12/27/1994US5376711 Stretched film sheets containing crosslinked addition polymer particles which also contain at least one ethylene glycol unit for magnetic recording media
12/27/1994US5376465 Magnetic recording medium having a ferromagnetic thin film and hydrolysis resistant protective layer comprising a tertiary carboxylic acid having at least two fluorine atoms
12/27/1994US5376178 Coating apparatus
12/27/1994CA1333668C Optical media having interlaced data rings
12/22/1994WO1994029989A1 Adaptive noise-predictive partial-response equalization for channels with spectral nulls
12/22/1994WO1994029862A1 Rolling actuator bearing
12/22/1994WO1994029855A1 Apparatus and method for distorted track data recovery
12/22/1994WO1994029854A1 Recording and reproducing device
12/22/1994WO1994029364A1 Stabilized cationically-curable compositions
12/22/1994WO1994020956A3 Tape duplicating system