Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/1999
04/13/1999US5894388 Combination read/write thin film magnetic head
04/13/1999US5894387 Magnetic head device having increased dimensional accuracy and improved magnetic characteristics
04/13/1999US5894386 Magnetic write/read head having at least two conductors crossing a gap at different portions thereof so that each conductor determines the width of an information element
04/13/1999US5894385 Highly sensitive magnetoresistive sensor with a series flux guide
04/13/1999US5894384 Magnetoresistance effect head in which a magnetoresistance effect element and a soft magnetic film form a single magnetic circuit
04/13/1999US5894383 Magnetic recording/reproducing apparatus with a positioning mechanism for a tape guide drum
04/13/1999US5894381 Low mass sectioned load beam of head gimbal assembly having increased high first torsion frequency mode
04/13/1999US5894380 Recording/reproducing separation type magnetic head
04/13/1999US5894379 Magnetic head slider with rail leading portions increasing in thickness over rail portions which widen and narrow
04/13/1999US5894375 Magnetic disk apparatus and method that reverses sense current in magnetoresistive head
04/13/1999US5894374 Method and apparatus for providing a clock assembly
04/13/1999US5893981 Method of making stabilized MR sensor and flux guide joined by contiguous junction
04/09/1999CA2246635A1 Novel glucosaminidase
04/08/1999WO1999017319A1 Method for increasing the operating frequency of a magnetic circuit and corresponding magnetic circuit
04/08/1999WO1999016850A1 Lubricant composition and magnetic recording media prepared therefrom
04/08/1999DE19844887A1 Magnetoresistive head of spin valve type
04/08/1999DE19843713A1 Thermomagnetic recording/playback head useful for hard disk drive
04/07/1999EP0907178A2 Variable rate reading and writing
04/07/1999EP0907166A2 Magnetic field generator for magneto-optics memory apparatus
04/07/1999EP0907162A1 Magnetic recording medium
04/07/1999EP0906636A1 Highly tetrahedral amorphous carbon films and methods for their production
04/07/1999EP0906621A2 Recording of trick play signals on a record carrier
04/07/1999EP0906617A2 Actuator latch with improved shock resistance
04/07/1999EP0906616A2 Bearing for supporting a rotatable member in a recording/reproducing apparatus
04/07/1999EP0906615A2 Method of manufacturing a magnetic head having a structure of layers
04/07/1999EP0804794B1 Non-destructive in-situ landing velocity determination of magnetic rigid disk drives
04/07/1999EP0783662B1 Fine positioning apparatus with atomic resolution
04/07/1999EP0590148B1 Method and apparatus for thin film formation, device, electro-magnetic apparatus, data recording/reproduction apparatus and signal processor
04/07/1999CN1213446A Magnetic head arrangement for scanning magnetic strip
04/07/1999CN1213341A Multilayer polester film with low coefficient of friction
04/07/1999CN1213123A Magnetic recording and reproducing apparatus and method thereof
04/07/1999CN1213122A Magnetic recording apparatus
04/07/1999CN1213074A Magnetic recording replay device
04/07/1999CN1042880C Anti-reverse-rotation structure of small motor
04/07/1999CN1042827C Glass-ceramic for magnetic disk substrate and method for manufacturing thereof
04/06/1999US5892741 Information recording medium and tracking error signal detection apparatus and magnetic recording apparatus and method of adjusting the magnetic recording apparatus
04/06/1999US5892641 Magnetoresistive effect head with individual layers satisfying a basic inequality involving layer thickness and ion milling rates
04/06/1999US5892640 Magnetic head device
04/06/1999US5892639 Dual head azimuth alignment mechanism in an autoreverse car audio device
04/06/1999US5892637 Multi-piece integrated suspension assembly for a magnetic storage system
04/06/1999US5892635 Servo writer for magnetic disk drive and servo writing method
04/06/1999US5892634 Method and apparatus for heat positioning control in disk storage system
04/06/1999US5892633 Dynamic control of magnetic tape drive
04/06/1999US5892632 Sampled amplitude read channel employing a residue number system FIR filter in an adaptive equalizer and in interpolated timing recovery
04/06/1999US5892631 Method and an arrangement for detecting state transitions in a read signal during a bit cell timing window
04/06/1999US5892467 Signal modulation method employing multilevel run length limit coding scheme
04/06/1999US5891586 Multilayer thin-film for magnetoresistive device
04/06/1999US5891578 Polyurethane binder for a magnetic recording medium
04/06/1999US5891514 Method for manufacturing magnetic recording medium
04/06/1999US5891311 Sputter coating system and method using substrate electrode
04/06/1999US5890278 Method of manufacturing a magnetic head having a structure of layers
04/01/1999WO1999016087A1 Magnet powder, sintered magnet, method of manufacturing these materials, bonded magnet, motor, and magnetic recording medium
04/01/1999WO1999016086A1 Oxide magnetic material, ferrite particles, bonded magnet, sintered magnet, method of manufacturing the same, and magnetic recording medium
04/01/1999WO1999016072A1 Magnetic head slider
04/01/1999WO1999016059A1 Repeated servo runout error compensation in a disc drive
04/01/1999WO1999016058A1 Improved rotary disc drive actuator
04/01/1999WO1999016057A1 Overlaid mr structure with magnetostatic stabilized soft adjacent layer
04/01/1999WO1999016056A1 Write-driver circuit
04/01/1999WO1999015590A1 Polyester composition and film made therefrom
04/01/1999WO1998051507A9 Identification card printer
04/01/1999CA2271860A1 Polyester composition and film made therefrom
03/1999
03/31/1999EP0905802A2 Magnetoresistance effect device, magnetoresistance head and method for producing magnetoresistance effect device
03/31/1999EP0905718A1 Oxide magnetic material, ferrite particle, sintered magnet, bonded magnet, magnetic recording medium and motor
03/31/1999EP0905682A1 Magnetic head mechanism
03/31/1999EP0905681A1 Magnetic recording and reproducing apparatus
03/31/1999EP0905220A2 Lubricant composition and magnetic recording medium using the same
03/31/1999CN1212582A Magnetic recording and reproduction apparatus having recording characteristic correction function of video signal
03/31/1999CN1212418A Spin valve magnetoresistive head and manufacturing method therefor
03/31/1999CN1212417A Multi-head type magnetic disc driver
03/30/1999US5890209 System and method for reducing target track seek time in a data storage disk drive
03/30/1999US5890187 Storage device utilizing a motion control circuit having an integrated digital signal processing and central processing unit
03/30/1999US5889918 Method and apparatus for recording digital picture image signals for multiple speed reproduction
03/30/1999US5889796 Method of insuring data integrity with a data randomizer
03/30/1999US5889642 Magnetic head
03/30/1999US5889641 Magneto-resistive magneto-optical head
03/30/1999US5889640 Magnetoresistive element and sensor having optimal cross point
03/30/1999US5889638 Head carriage with restraining member that engages lead screw during a shock
03/30/1999US5889637 Air bearing magnetic head slider
03/30/1999US5889636 Electrical connection for slider/suspension assembly
03/30/1999US5889635 Magnetic head slider and magnetic disk apparatus for redistributing a lubricant
03/30/1999US5889634 Reduced-altitude-sensitive subambient pressure air bearing slider
03/30/1999US5889631 Detecting a track tear servo defect condition in a hard disc drive
03/30/1999US5889630 High density magnetic recorder
03/30/1999US5889629 Method and apparatus for controlling disk drive head parking during power interruption
03/30/1999US5889403 Magnetic detecting element utilizing magnetic impedance effect
03/30/1999US5888637 Magnetic recording medium tape favorably employable for computer data storage
03/30/1999US5888411 Pinched-gap magnetic recording thin film head
03/30/1999US5887336 Method of preliminarily smoothing a magnetic disk drive head during manufacturing
03/30/1999CA2061292C Electronic device for the fast duplication of magnetic tapes
03/25/1999WO1999014746A1 Magnetic recording medium and method of producing the same
03/25/1999WO1998056108A3 Automatic gain control circuit, e.g. for use in a hard disk drive
03/25/1999DE19809265A1 GMR-effect magnet sensor with improved sensitivity of magnetic detection for audiovisual digital recording
03/25/1999DE19804339A1 Spin valve GMR head manufacturing method
03/24/1999EP0903741A2 Low height disk drive
03/24/1999EP0902944A1 Textured magnetic recording medium having a transition zone
03/24/1999EP0873559A4 Four channel azimuth and two channel non-azimuth read-after-write longitudinal magnetic head
03/24/1999EP0685102B1 System for correcting transducer tangential skew in a dual actuator disk drive system
03/24/1999CN1211785A Re-recording apparatus
03/24/1999CN1211784A GMR magnetic sensor having improved sensitivity of magnetic detection
03/23/1999US5887206 Photographic camera equipped with magnetic recording head