Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2005
08/17/2005CN1656037A PH adjustment of a melt for use in microetching glass substrates
08/17/2005CN1655374A Current-perpendicular-to-plane magnetoresistive sensor and method for manufacturing the same
08/17/2005CN1655247A Method and apparatus for controlling recording power of a laser
08/17/2005CN1655243A Method for manufacturing a magnetic recording medium
08/17/2005CN1655242A Co-based perpendicular magnetic recording media
08/17/2005CN1655241A Slider and magnetic disk unit
08/17/2005CN1655240A Actuator assembly and rotating disk storage device
08/17/2005CN1655239A Suspension assembly and actuator of a hard disk drive using the same
08/17/2005CN1655238A Perpendicular magnetic recording head built using an air-bearing surface damascene process
08/17/2005CN1655237A Magnetic recording head and fabrication process
08/17/2005CN1215708C Method and apparatus for reproducing audio signal
08/17/2005CN1215476C Vibration control method for data storage devices and servo systems therefor
08/17/2005CN1215468C Magnetic duplicating method
08/17/2005CN1215467C Master carrier for magnetic copying
08/17/2005CN1215463C Magnetic head for hard disk drive
08/17/2005CN1215462C Magnetic duplicating method and device
08/16/2005US6931650 Pickup device and disk drive
08/16/2005US6931459 Duplicator for recording medium and method for duplicating recording medium
08/16/2005US6930975 Optical irradiation head and information recording/reproducing device
08/16/2005US6930967 Optical disc recording/reproducing apparatus that records/reproduces data after finalizing process
08/16/2005US6930866 Magnetic tunnel junction sensor having a longitudinal bias layer in contact with a free layer
08/16/2005US6930865 Magnetoresistive read sensor with short permanent magnets
08/16/2005US6930864 Methods and apparatus for defining the track width of a magnetic head having a flat sensor profile
08/16/2005US6930863 Graded laminated thin film poles and shields for magnetic heads
08/16/2005US6930862 Shielded extraordinary magnetoresistance head
08/16/2005US6930861 Encapsulant for microactuator suspension
08/16/2005US6930860 Micro-flexure suspension including piezoelectric elements for secondary actuation
08/16/2005US6930859 Actuator locking apparatus for hard disk drive
08/16/2005US6930857 Continuous separator plate for use with a disk drive
08/16/2005US6930856 Multiple shroud bypass for bulk windage reduction
08/16/2005US6930853 Adaptive seek control for maximum performance with minimal filter corruption
08/16/2005US6930852 Method of and apparatus for preventing generating of off-tracking in hard disc drive
08/16/2005US6930851 Guiding a sensor using a broadly-curved lateral profile
08/16/2005US6930850 Head clamping apparatus for magnetic disk tester and magnetic disk tester
08/16/2005US6930849 Disk drive unit, controller for actuator, and method for controlling hard disk drive and disk drive unit
08/16/2005US6930847 Magnetic recording-reproducing apparatus
08/16/2005US6930846 Magnetic recording apparatus and system for driving a magnetic recording medium
08/16/2005US6930845 Data writing and reading
08/16/2005US6930844 High precision fly height measurement
08/16/2005US6930843 Disk drive
08/16/2005US6930057 Columnar structured material and manufacturing method therefor
08/16/2005US6929959 Manufacturing method of CPP type magnetic sensor having current-squeezing path
08/16/2005US6929850 Magnetic recording medium
08/16/2005US6929758 Permanent magnet and method for preparation thereof
08/16/2005US6929350 Method of fabricating nozzle arrangements for an inkjet printhead chip
08/16/2005US6928724 Magnetoresistance effect element and method for producing same
08/16/2005US6928723 Method for making a magnetoresistive sensor having a cobalt-ferrite pinning layer
08/16/2005US6928722 Magnetic disc apparatus and magnetic head in which a recording/reproduction element is mounted on a slider via a piezoelectric element
08/16/2005US6928721 Method of manufacturing a magnetic read/write head and slider assembly
08/11/2005WO2005048548A3 Digital data receiver for edge cellular standard
08/11/2005WO2005015579A3 Methods of forming three-dimensional nanodot arrays in a matrix
08/11/2005WO2004090871A3 Combination compact disc recorder and player system
08/11/2005US20050177714 Authentication method of data processing apparatus with recording device and apparatus for the same
08/11/2005US20050176271 Electrical connection and component assembly for constitution of a hard disk drive
08/11/2005US20050175866 Magnetic recording medium
08/11/2005US20050175865 Magnetic recording medium
08/11/2005US20050175864 Magnetic thin film and magnetic head using the same
08/11/2005US20050175863 Method to improve coercivity radial profile in magnetic recording media and product thereof
08/11/2005US20050175839 Tetrahedral amorphous carbon film and method of making same
08/11/2005US20050175791 Method for manufacturing a magnetic recording medium
08/11/2005US20050175790 Can process a magnetic film including a recording portion and a non-recording portion in accordance with a recording pattern; has at least one of Fe and Co and at least one of Pd and Pt
08/11/2005US20050175325 Recording medium for storing version information for maintaining recording and/or reproducing compatibility, and method and apparatus for managing the same
08/11/2005US20050174907 Method of optical disc discrimination
08/11/2005US20050174906 Optical information recording method, optical information recording device, and optical information recording medium
08/11/2005US20050174900 Apparatus and method for compensating for defect of optical disc
08/11/2005US20050174894 Magnetic head device
08/11/2005US20050174704 Giant magnetoresistance sensor with stitched longitudinal bias stacks and its fabrication process
08/11/2005US20050174703 Magnetic head having self-pinned CPP sensor with multilayer pinned layer
08/11/2005US20050174702 Self-pinned double tunnel junction head
08/11/2005US20050174701 Current-perpendicular-to-plane magnetoresistive sensor with free layer stabilized against vortex magnetic domains generated by the sense current
08/11/2005US20050174700 Magnetic head and apparatus for recording/reproducing magnetic information using the same
08/11/2005US20050174699 Microactuator, head gimbal assembly and magnetic disk drive
08/11/2005US20050174698 Housing base of recording medium drive
08/11/2005US20050174697 Single lever type actuator latch system of disk drive
08/11/2005US20050174696 Suspension assembly having flexure limiter and actuator of a hard disk drive using the same
08/11/2005US20050174695 Disk head stability system
08/11/2005US20050174694 Balanced and damped suspension for use in a disk drive
08/11/2005US20050174692 Magnetoresistive sensor having a pinned layer in multilayer structure
08/11/2005US20050174691 Use of iridium coupling layer in AP-tab magnetic head
08/11/2005US20050174689 Magnetic recording head, magnetic reproducing head, magnetic head, tape drive and disk drive
08/11/2005US20050174688 Magnetic recording head, magnetic reproducing head, magnetic head, tape drive and disk drive
08/11/2005US20050174687 Grounded writer core
08/11/2005US20050174686 Yoke structure with a step
08/11/2005US20050174685 Thin-film magnetic head
08/11/2005US20050174682 Housing for hard disk drive having structure to reduce flutter of disk
08/11/2005US20050174681 Matched filter detection for time based servo signals in a tape drive
08/11/2005US20050174680 Method and system for head position control in embedded disk drive controllers
08/11/2005US20050174679 Use of offline servo track writer together with single pass servo writing process
08/11/2005US20050174675 Image forming apparatus, erasing method, and hard disk management method
08/11/2005US20050174674 Recording/reproducing method of magnetic disc
08/11/2005US20050174673 Apparatus and method for applying write signals for driving a write head
08/11/2005US20050174672 Compensation for jitter in servo signal within data storage device
08/11/2005US20050174671 Method to increase the amount of customer data on a hard disk drive
08/11/2005US20050174670 Adaptive data format method integrating spare sectors
08/11/2005US20050174669 Preamplifier circuit with signal interference cancellation suitable for use in magnetic storage devices
08/11/2005US20050174668 Impedance-matched write circuit with shunted matching resistor
08/11/2005US20050174667 Electrical current as probe for modulation at head-disk interface
08/11/2005US20050174665 Electrical current measurements at head-disk interface
08/11/2005US20050174556 Method, device and computer program product for lithography
08/11/2005US20050173530 Magnetic stripe authentication and verification system