Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/1995
09/06/1995EP0670075A1 Miniature hard disk drive system
09/06/1995EP0630508A4 Horizontal magnetoresistive head for detecting magnetic data.
09/06/1995EP0482026B1 Recording and/or reproducing appratus with a cooling body for an element to be cooled
09/06/1995EP0447460B1 Dual reference track scheme
09/06/1995EP0386362B1 Data storage apparatus
09/06/1995CN1107994A Slider for miniature transducer
09/06/1995CN1107993A Magnetic transducer and separated transformer
09/06/1995CN1107992A Thin film transducer with coil guard segment
09/05/1995US5448540 Device for detecting the position of a recording/reproducing element
09/05/1995US5448538 Electromagnet coils having a different inductance during magneto-optical recording and reproducing
09/05/1995US5448535 Head position control device
09/05/1995US5448439 Rotary head and cylindrical drum tape guide assembly for tape record and reproduce apparatus
09/05/1995US5448438 Head actuator having spring loaded split nut
09/05/1995US5448437 Voice coil motor for disk drive
09/05/1995US5448436 Disk drive with shock-resistant rotary actuator
09/05/1995US5448430 Track following servo demodulation
09/05/1995US5448429 Self-servowriting disk drive and method
09/05/1995US5448425 Method for erasing information recorded on magnetic tape with reduced residual magnetization
09/05/1995US5448424 AGC circuit and recording and reproducing apparatus using AGC circuit
09/05/1995US5448423 Magnetic head compensator
09/05/1995US5448422 Magnetic head drive circuit including capacitors for storing charge to drive a magnetic head coil
09/05/1995US5448419 Apparatus and method for anhysteretically recording from master drum to slave web
09/05/1995US5447801 Target for magneto-optical recording media and method for producing same
09/05/1995US5447796 Protective film and lubricant on magnetic media
09/05/1995US5447790 Magnetic recording medium having a fibrous substrate, a styrene-butadiene underlayer, and a magnetic layer on a first side and an image recording layer on the second side
09/05/1995US5447782 Magnetic recording medium having a specified thickness relationship between a nonmagnetic underlayer and overcoated magnetic layers
09/05/1995US5447781 Magnetoresistance film and method of manufacturing same
09/05/1995US5447748 Method and apparatus for producing magnetic recording medium
09/05/1995US5447747 Flexible film secured at one end, leaving the opposite end to drag against wet coating
09/05/1995US5447746 Zone texturing method for a magnetic recording disk
09/05/1995US5447682 Method for production of magnetic coating material
08/1995
08/31/1995DE19506334A1 Magnetic arrangement with photo-induction
08/30/1995EP0669610A1 Magnetic alloy for improved corrosion resistance and magnetic performance
08/30/1995EP0669609A2 Magnetic read head with magnetoresistive element and improved biasing means
08/30/1995EP0669608A1 Planar head having separate read and write gaps
08/30/1995EP0669607A2 Magnetic head assembly with MR sensor
08/30/1995EP0669038A1 Cassette cleaning device.
08/30/1995EP0604435A4 1.8" winchester drive card.
08/30/1995EP0584239B1 Magnetic head-to-recording medium support apparatus
08/30/1995EP0437539B1 Order entry process for magnetically encodable film with dedicated magnetic tracks
08/30/1995EP0423356B1 Video tape recording system with dubbing function and remote control transmitter therefor
08/30/1995CN1029604C Resin laminates and process for production thereof
08/29/1995US5446718 Information recording and reproducing method and system for disc-shaped recording mediums
08/29/1995US5446711 Apparatus for recording and/or reproducing information and/or from optical information record disk
08/29/1995US5446687 Data storage medium for storing data as a polarization of a data magnetic field and method and apparatus using spin-polarized electrons for storing the data onto the data storage medium and reading the stored data therefrom
08/29/1995US5446614 Pinch roller cleaning apparatus of tape recording/reproduction device
08/29/1995US5446613 Magnetic head assembly with MR sensor
08/29/1995US5446611 Head suspension assembly which includes a load beam element having relief channels
08/29/1995US5446608 Magnetic head positioner for a magnetic disk apparatus
08/29/1995US5446606 Disc drive with separate landing and takeoff zones
08/29/1995US5446605 Method and apparatus for moving head from one tape track to another against the risk of damaging the tape
08/29/1995US5446601 Read/write circuit for minimizing recovery time
08/29/1995US5446600 Electronically alignable flexible disk drive
08/29/1995US5446552 Video signal recording/reproducing apparatus
08/29/1995US5446551 Tape duplicating apparatus
08/29/1995US5446240 Magnetic disk system having flexible print cable for magnetic head and method of assembling the same
08/29/1995US5446085 Flexible magnetic recording media, abrasives
08/29/1995US5445881 High recording density magnetic tape and process for the production thereof
08/29/1995US5445707 Burying magnetic substances in grooves formed by anisotropic etching
08/29/1995CA2143509A1 Substrate for magnetic recording medium and process for production thereof
08/24/1995WO1995022821A1 Differentiating channel qualifier
08/24/1995WO1995022820A1 A method and a device for locally altering the magnetization direction in a body of magnetic material
08/23/1995EP0668653A1 Magnetic circuit structure in disk unit
08/23/1995EP0668595A1 Magnetic oxide material and method of its manufacture
08/23/1995EP0668589A1 Direct access storage device having compound actuator bearing system
08/23/1995EP0668511A2 Apparatus or method for sensing a magnetic field; sensor for reading information from a magnetic storage medium; magnetoresistive element; switch controlled by a magnetic field
08/23/1995EP0667979A1 Backside coating for magnetic recording medium.
08/23/1995EP0380624B1 Recording-reading magnetic head
08/23/1995EP0378222B1 Magnetic recording medium and method of magnetically recording and reading data
08/22/1995US5444589 Rotary actuator disk drive with identical dual-element read/write transducers
08/22/1995US5444588 Magnetic erasing head with structure for retain the head in a hole of the base of a video cassette recorder and plugging the head into a circuit board
08/22/1995US5444587 Method and apparatus for attaching metallic and ceramic materials
08/22/1995US5444583 Disk drive having on-board triggered digital sampling analyzer
08/22/1995US5444582 Disk drive servo control with pulse width and amplitude control for a position servo signal
08/22/1995US5444581 Rotary head for use in a magnetic recordiang and reproducing apparatus wihich includes height adjuster
08/22/1995US5444579 Preamplifier of a signal from a variable resistance sensor, and a current source
08/22/1995US5444578 Magnetic reproduction circuit having variable amplification for correction
08/22/1995US5444575 Method for recording digital data using a set of heads including a pair of co-located heads to record data at a rate lower than the full recording rate possible using the set of heads
08/22/1995US5444545 Picture search control apparatus in a digital video tape recorder
08/22/1995US5444371 Magnetic disk offset amount measuring apparatus
08/22/1995US5443944 Polythiophene as antistatic
08/22/1995US5443913 Magnetic recording medium
08/22/1995US5443901 Magnetic recording medium having an adsorbed film of molecules comprising two species of straight carbon chain molecules
08/22/1995US5443888 Magnetic recording medium having a carbon protective layer and partially fluorinated alkyl carboxylic acid lubricant layer
08/22/1995US5443879 Good overwrite property and small medium noise; disk with a magnetic recording layer
08/22/1995US5443666 Acicular fine particles containing metallic iron, iron carbide and carbon, process thereof, and magnetic coating composition and magnetic recording medium containing the same
08/22/1995US5443415 Burnishing apparatus for flexible magnetic disks and method therefor
08/22/1995US5443277 Sporting device steerable by weight displacement and a steerable wheel assembly for use therein
08/22/1995US5442850 Magnetic head slider process
08/17/1995DE19504888A1 Magnetic recording medium with enhanced coercivity
08/16/1995EP0667615A1 Load/unload apparatus and driving control circuit
08/16/1995EP0667614A1 Disk unit performing control using sector pulses
08/16/1995EP0667607A1 Fine acicular alpha-ferric oxide and production thereof
08/16/1995EP0667606A1 Thin film transducer and separated transformer
08/16/1995EP0667605A1 Slider for miniature transducer
08/16/1995EP0667558A2 Photographic element
08/16/1995EP0400142B1 Thin film magnetic element having a rhombic shape
08/15/1995US5442508 Giant magnetoresistive reproduce head having dual magnetoresistive sensor
08/15/1995US5442507 Magnetoresistive magnetic head
08/15/1995US5442506 Head drum ground system having a resiliently mounted conductive brush