Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826) |
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09/12/2002 | US20020124383 Method of fabricating head supporting member |
09/11/2002 | EP1238119A2 Method and apparatus for smoothing thin conductive films by gas cluster ion beam |
09/11/2002 | EP1207530A9 Compound bearing assembly for the swing arm of a hard disc drive |
09/11/2002 | EP1166261B1 Helical scan tape drive error recovery using track profile mapping |
09/11/2002 | CN2510959Y Circuit structure for realizing multiple logicalization of hard disc |
09/11/2002 | CN1369095A PQ enhanced observed based dual stage servo controller |
09/11/2002 | CN1369093A Tray for transporting magnetoresistance effect head for magnetic disk |
09/11/2002 | CN1368722A Magnetic reproducing method |
09/11/2002 | CN1090871C Apparatus and method for recording, apparatus and method for reproducing recording/reproducing method |
09/11/2002 | CN1090796C Method for measuring real space length by camera shooting and optical system correcting method and datum gauge |
09/11/2002 | CN1090792C Disk drive magnetic actuator latch mechanism |
09/11/2002 | CN1090791C Magnetic head suspension and its manufactring method for its deflection support |
09/11/2002 | CN1090789C Radial self-propagation pattern generation for disk file servowriting |
09/11/2002 | CN1090671C Lubricant composition and magnetic recording media using the composition |
09/11/2002 | CN1090665C Magnetic recording binder containing aminoalkylpyhosphonate salt |
09/10/2002 | US6449366 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk |
09/10/2002 | US6449135 Overlaid MR structure with magnetostatic stabilized soft adjacent layer |
09/10/2002 | US6449134 Read head with file resettable dual spin valve sensor |
09/10/2002 | US6449133 Magnetoresistance film and magnetic read sensor |
09/10/2002 | US6449132 Dielectric gap material for magnetoresistive heads with conformal step coverage |
09/10/2002 | US6449131 Canted longitudinal patterned exchange biased dual-stripe magnetoresistive (DSMR) sensor element and method for fabrication thereof |
09/10/2002 | US6449130 Head stack assembly enabling independent control of a position of magnetic heads for access to different magnetic disks and support method thereof |
09/10/2002 | US6449129 Disc drive ramp with sharp detent |
09/10/2002 | US6449128 Disk drive with head loading and unloading mechanism |
09/10/2002 | US6449127 Low mass disc drive suspension |
09/10/2002 | US6449126 Negative pressure air bearing slider |
09/10/2002 | US6449123 Methods for marking a sintered product and for fabricating magnetic head substrate |
09/10/2002 | US6449122 Thin-film magnetic head including soft magnetic film exhibiting high saturation magnetic flux density and low coercive force |
09/10/2002 | US6449119 Hard disk drive and air stabilizing wing for use therewith |
09/10/2002 | US6449117 Reducing acoustic noise using a current profile during initial stages of a disc drive seek |
09/10/2002 | US6449116 Compression and storage of written-in error compensation tables in an embedded servo disc drive |
09/10/2002 | US6449115 Memory unit having a plurality of heads controlled by a minimum number of connection lines |
09/10/2002 | US6449114 Magnetic tape apparatus |
09/10/2002 | US6449113 Device for reading magnetic information |
09/10/2002 | US6449112 Tape recorder having a driver circuit for a matrix head |
09/10/2002 | US6449111 Data frame write and read processes |
09/10/2002 | US6449110 Optimizing operation of a disk storage system by increasing the gain of a non-linear transducer and correcting the non-linear distortions using a non-linear correction circuit |
09/10/2002 | US6448766 Method of imaging a magnetic field emanating from a surface using a conventional scanning force microscope |
09/10/2002 | US6447936 Perpendicular recording medium, with a first and second amorphous perpendicular magnetization film having different magnetic anisotropy energy; low read back noise; for high-density magnetic recording |
09/10/2002 | US6447935 Method and system for reducing assymetry in a spin valve having a synthetic pinned layer |
09/10/2002 | US6447849 By ion injection and to a printer head provided in a printer configured for ejecting ink droplets; recording medium for supporting a signal recording layer; electrically conductive thin metal film, pulsed voltage to implant ions in the surface |
09/10/2002 | US6447839 Method of depositing multilayer thin films |
09/10/2002 | US6447689 Protective layer for continuous GMR design using reverse photo mask |
09/10/2002 | US6447652 Thin-film forming method and thin-film forming apparatus |
09/10/2002 | US6447618 Magnetic acicular alloy particles containing iron as a main component |
09/10/2002 | US6447611 Coating apparatus |
09/10/2002 | US6447367 Processing jig |
09/10/2002 | US6446517 Controlled particle deposition in drives and on media for thermal asperity studies |
09/10/2002 | US6446326 Method for manufacturing a hard disk read/write unit, with micrometric actuation |
09/10/2002 | US6446325 Method of making a swagable metal arm tip for a ceramic actuator arm |
09/10/2002 | CA2241028C Mixture comprising pigments having a liquid-crystalline structure with a chiral phase, and its use |
09/09/2002 | WO2002072493A1 Magnetic head-use sealing glass, magnetic head and magnetic recording/reproducing device |
09/06/2002 | WO2002069338A1 Head slider with actuator for fine positioning and method of manufacturing the head slider |
09/06/2002 | WO2002069331A1 A disk-type magnetic storing device and a method for manufacturing the same |
09/06/2002 | WO2002069330A1 Head gimbal assembly |
09/06/2002 | WO2002069329A1 Thin film magnetic tape head and method of manufacturing therefor |
09/06/2002 | WO2002069077A2 Separation of periodic and non-periodic signal components |
09/06/2002 | WO2002042511A3 Method of coating smooth electroless nickel on magnetic memory disks and related memory devices |
09/06/2002 | WO2002031826B1 Method to measure signal decay and a device therefor |
09/06/2002 | WO2001010595A9 Method for manufacturing a magnetic disk comprising a glass substrate |
09/05/2002 | US20020123860 Relation of rotational vibration stimuli to performance of a hard disc drive |
09/05/2002 | US20020122961 Magnetic recording medium which is used in hard disk drive; capable of increasing thermal stability and a signal to noise ratio when recording information |
09/05/2002 | US20020122960 Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrate |
09/05/2002 | US20020122959 In which the magnetic exchange coupling force in the in-plane direction of magnetic layer is low, transition noise is reduced, and information can be reproduced at high signal to noise ratio |
09/05/2002 | US20020122958 Perpendicular magnetic recording media and magnetic storage apparatus using the same |
09/05/2002 | US20020122957 Magnetic recording medium |
09/05/2002 | US20020122932 Polyester film with surface topography matched to the intended use, the use of the film and process for its production |
09/05/2002 | US20020122339 Magnetic recording medium |
09/05/2002 | US20020122278 Magnetoresistive effect multi-layered structure and thin-film magnetic head with the magnetoresistive effect multi-layered structure |
09/05/2002 | US20020122277 Laser welding for drum base |
09/05/2002 | US20020122276 Method for fabricating a thin film magnetic head and wafer structure |
09/05/2002 | US20020122275 Patterned and directional selective roughening of a slider air-bearing surface |
09/05/2002 | US20020122273 Arm and suspension shroud for a disc drive |
09/05/2002 | US20020122272 Particle removal device in a hard disk drive |
09/05/2002 | US20020122269 Head positioning apparatus and method therfor |
09/05/2002 | US20020122268 Temperature compensated fly height control |
09/05/2002 | US20020122267 Sensor system for disk device using floated head |
09/05/2002 | US20020122266 Method for registering a defect map within a hard disk drive |
09/05/2002 | US20020122265 CMOS DC offset correction circuit with programmable high-pass transfer function |
09/05/2002 | US20020121839 Microactuator, method for making the same, and magnetic head unit and magnetic recording apparatus using the same |
09/05/2002 | US20020121110 Method of manufacturing glass substrate for information recording media and glass substrate manufactured using the method |
09/04/2002 | EP1237156A1 Laser welding for drum base |
09/04/2002 | EP1237153A2 Recording apparatus for optical recording media |
09/04/2002 | EP1237152A2 Head positioning in a disk storage apparatus |
09/04/2002 | EP1237151A2 Detection of abnormal recording |
09/04/2002 | EP1237150A2 Magnetic head of a magnetoresistance type having an underlying layer having a laminated structure of a tungsten-group metal layer formed on a tantalum-group metal layer |
09/04/2002 | EP1236199A1 Long-stroke voice coil linear actuator |
09/04/2002 | CN1367921A Magnetic recording medium and drive for recording medium |
09/04/2002 | CN1367920A Method and apparatus for maintaining servo stability during actuator saturation |
09/04/2002 | CN1367919A Magnetic recorder/reproducer |
09/04/2002 | CN1367483A Tracking error signal detector, information recording device and and adjusting method thereof |
09/04/2002 | CN1367482A Tracking error signal detector, information recording device and adjusting method thereof |
09/04/2002 | CN1090424C Signal reproducing apparatus |
09/04/2002 | CN1090423C Recording mode control method for combined video appliances |
09/04/2002 | CN1090366C Method for recording and/or reproducing data for digital video tape |
09/04/2002 | CN1090365C Rotary driving device and manufacturing method and device therefor |
09/04/2002 | CN1090363C Tape displayer capable of redisplaying and recording simultaneously |
09/04/2002 | CN1090362C Device for optically scanning recording medium |
09/04/2002 | CN1090361C Tracking control method and its device for image recording reappearing device |
09/04/2002 | CN1090360C Single crystal chip melody and speech sound synthesizer |