Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/1995
06/08/1995WO1995015553A1 Method of writing data onto and reading data from a magnetic carrier and a head unit for carrying this out
06/08/1995WO1995015552A1 Disk drive employing adaptive read/write channel for optimizing head-media-channel performance
06/08/1995WO1995015551A1 Retrieving data recorded at different bit densities
06/08/1995DE4439406A1 Magnetic hard disc appts.
06/08/1995CA2155003A1 Method of writing data onto and reading data from a magnetic carrier and a head unit for carrying this out
06/07/1995EP0656684A1 Oscillator circuit
06/07/1995EP0656623A1 Magnetic recording medium
06/07/1995EP0656622A1 Magnetic head suspension assembly
06/07/1995EP0656621A2 Magnetoresistive head with deposited biasing magnet
06/07/1995EP0656620A2 Dual magnetoresistive head for reproducing very narrow track width short wavelength data
06/07/1995EP0656619A2 Disk drive
06/07/1995EP0656143A1 Method and apparatus for the determination of azimuth error
06/07/1995EP0655960A1 Pneumatic hub locking device for etching optical servo tracks on magnetic disks
06/07/1995EP0645043A4 Apparatus for and method of verifying etching of optical servo information on magnetic media.
06/07/1995CN2200219Y Locating mechanism for cassette video tape distributor
06/07/1995CN1103503A Rotary magnetic recording and reproducing apparatus
06/07/1995CN1103501A A device for applying a lacquer coating to a disc-shaped registration carrier
06/06/1995US5422771 Rotary scanning device
06/06/1995US5422764 Electrical interconnect for a head/arm assembly of computer disk drives
06/06/1995US5422763 Method for locating and operating data sectors on a disk
06/06/1995US5422728 Motion signal recording and reproducing circuit
06/06/1995US5422621 Oriented granular giant magnetoresistance sensor
06/06/1995US5422571 Magnetoresistive spin valve sensor having a nonmagnetic back layer
06/06/1995US5422193 Magnetic recording medium
06/06/1995US5422137 Production of a magnetic recording medium
06/06/1995US5421975 Method for enhancing the magnetic and roughness properties of thin film magnetic recording media and the resulting enhanced media
06/06/1995US5421943 Pulsed current resistive heating for bonding temperature critical components
06/06/1995US5421915 Mixed metal iron nitride layer
06/06/1995US5421618 Plastic card provided with magnetic stripe
06/06/1995CA1335851C Films containing liquid crystalline polymers
06/01/1995WO1995014992A1 A combination of a recording arrangement and a source selection arrangement
06/01/1995WO1995014991A1 Thin film magnetic heads with thin nickel underlayers
05/1995
05/31/1995EP0655736A2 Disk drive with acceleration rate sensing
05/31/1995EP0655735A1 Signal reproducing apparatus
05/31/1995EP0655734A1 A magnetic disc substrate and a magnetic disc using the same
05/31/1995EP0655733A1 Magnetic recording medium and method for producing the same
05/31/1995CN2199564Y Magnetic letter paper, and reading and writing apparatus for speech sounds letter
05/31/1995CN1103197A Method and apparatus for adjusting asymmetric recording signals
05/31/1995CN1103196A Apparatus for preventing picture fluctuation and correcting reverse pulse in video cassette recorder
05/31/1995CN1103195A Current blased magnetoresistive spin valve sensor
05/31/1995CN1103194A Method and apparatus for rotary actuator arc compensation correction in a direct access storage device
05/31/1995CN1103088A Thermally stable iron oxide pigments, a process for their preparation and their use
05/31/1995CN1028685C Method and system for adaptive digital linearizati on of magnetoresistive head output
05/30/1995US5420742 Reducing tendency of generating false cure tones
05/30/1995US5420738 Audio tape cassette comprising a felt pad and a magnetic tape having a specified back coat layer
05/30/1995US5420737 Cleaning apparatus for a tape drive machine with a mechanism to select between a capstan cleaning configuration and a head cleaning configuration
05/30/1995US5420736 MR read transducer with thermal noise cancellation
05/30/1995US5420735 Hard disk drive having partial contact magnetic recording slider apparatus
05/30/1995US5420734 Multitrack read head having a matrix network of elementary magneto-resistive heads
05/30/1995US5420730 Servo data recovery circuit for disk drive having digital embedded sector servo
05/30/1995US5420729 Head cleaner for VCR and automatic head cleaning apparatus and method
05/30/1995US5420726 Channel qualifier for a hard disk drive which differentiates a raw data signal before peak detection and qualification of the signal
05/30/1995US5420725 Synchronous duplicate video recording apparatus
05/30/1995US5419961 Magnetic recording medium with specified transverse and machine direction Young's modulus of the polyester film base
05/30/1995US5419959 Magnetic recording medium having an infra-red light transparent balkcoat layer
05/30/1995US5419943 Magnetic recording medium having a magnetic layer with a Tg of 80° C.° C.
05/30/1995US5419942 Polyester
05/30/1995US5419938 Magnetic recording medium comprising two magnetic layers of hexagonal ferrite magnetic particles and binder wherein the easy axes of the particle is specified
05/30/1995US5419733 Method of and apparatus for removing debris from the floptical medium
05/30/1995US5419033 Method of making load spring manufacturing assembly having an electric conductor carrying and positioning tail for carrying a conductor bonded to the surface of a load spring
05/26/1995WO1995014298A1 Selective pulse interdiffusion for magnetoresistive sensors
05/24/1995EP0654783A1 Multilayered longitudinal magnetic recording media with improved overwrite
05/24/1995EP0654782A2 Magnetic head having a head face and a thin-film structure, and method of manufacturing the magnetic head
05/24/1995EP0654296A1 Desulfurizing and denitrating tower
05/24/1995EP0654165A1 Device for producing a magnetic recording substrate.
05/24/1995EP0462276B1 Magnetic recording and reproducing apparatus
05/24/1995EP0437543B1 Film information exchange system using dedicated magnetic tracks on film
05/24/1995EP0437492B1 Photofinishing apparatus with film information exchange system using dedicated magnetic tracks on film
05/24/1995DE4441545A1 Magnetic coating compsn. with good dispersion, magnetic and rheological properties, useful for recording material
05/24/1995DE4441544A1 Magnetic coating compsn. with good dispersion, magnetic and rheological properties, useful for recording material
05/24/1995DE4339841A1 Finely divided needle-like magnetic chromium di:oxide
05/24/1995DE4339416A1 Magnetic fine particulate isometric doped iron oxide
05/24/1995CN1102900A Thin film transducer with reduced flying height
05/24/1995CN1102899A Tape cassette for cleaning VCR heads and transport components
05/24/1995CN1102898A Customized data recovery procedure
05/24/1995CN1028574C Method and apparatus for positioning transducers
05/24/1995CN1028573C Method and installation for copying magnetic tapes
05/23/1995US5418670 Magnetic recording medium having a servo pattern of the intermittent type with compensation for suppressing self-generated residual fields
05/23/1995US5418668 Thin-film magnetic transducer with multiple yoke-coil interactions and elongated lateral yoke vias
05/23/1995US5418667 Slider with transverse ridge sections supporting air-bearing pads and disk drive incorporating the slider
05/23/1995US5418666 Half-height magnetic disk device having a lead wire retaining groove in the actuator arm
05/23/1995US5418665 Driving section of floppy disk drive
05/23/1995US5418661 Active filter characteristic changeover circuit for use in a VCR
05/23/1995US5418660 Information processing apparatus for processing reproduction signal having nonlinear characteristics
05/23/1995US5418654 System for recording custom albums from a library of pre-recorded items
05/23/1995US5418653 Magnetic reproducing apparatus and magnetic recording and reproducing apparatus with editing function
05/23/1995US5418077 Magnetic records medium having multiple magnetic layers for recording in long and short wavelength
05/23/1995US5418059 Magnetic recording medium and method for producing the same
05/23/1995US5418029 Information recording medium and method
05/23/1995US5418004 Device and method for coating a web with a liquid
05/23/1995US5417896 Preparation of sheet-like polyethylene terephthalate materials having little surface roughness
05/23/1995US5417763 Device for applying a lacquer coating to a disc-shaped registration carrier
05/23/1995US5417318 Method and device for moving and positioning a center core
05/23/1995CA2048583C Magnetic recording and reproducing apparatus
05/23/1995CA1335639C Magnetic card and apparatus for handling it
05/22/1995CA2175678A1 Ablative imaging by proximity lithography
05/18/1995WO1995013615A1 Method and apparatus for controlling media linear speed in a helical scan recorder
05/18/1995WO1995013612A1 High temperature head slider geometry control for contact or near contact recording
05/18/1995WO1995013611A1 Disk drive architecture for automated assembly
05/18/1995WO1995013610A1 Stackable actuator assembly