Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/2005
04/27/2005CN1610022A Magnetic powder and method of producing the powder
04/27/2005CN1609999A Magnetic recording disk drive with actively controlled electric potential at the head/disk interface
04/27/2005CN1609986A Permanent dynamic holding technique for hard discs
04/27/2005CN1609952A Head slider and disk drive with the same
04/27/2005CN1609948A Method and apparatus for signal discrimination
04/27/2005CN1199172C Method and device for measuring offset of tape-travelling speed of magnetic recording device
04/27/2005CN1199155C Method and apparatus for thermally writing servo patterns on magnetic media
04/27/2005CN1199153C Tray for transporting magnetoresistance effect head for magnetic disk
04/27/2005CN1198960C Non metallic disk substrate and method for plating the same substrate
04/27/2005CN1198719C Double axial orientated polyester film
04/26/2005US6886051 Device discovery method and apparatus
04/26/2005US6885629 Recordable optical disk including an auxiliary information presence indicator
04/26/2005US6885582 Magnetic memory storage device
04/26/2005US6885528 Magnetic sensing element having chromium layer between antiferromagnetic layers
04/26/2005US6885527 Process to manufacture a top spin valve
04/26/2005US6885526 Thin film magnetic head comprising SiON film
04/26/2005US6885525 Magnetic head positioning mechanism with longitudinal piezo-electric elements
04/26/2005US6885524 Audio/control head assembly of magnetic recording and reproducing device
04/26/2005US6885523 Actuator-arm free, flexible circuit suspension assembly for disk drives
04/26/2005US6885522 Head assembly having integrated circuit chip covered by layer which prevents foreign particle generation
04/26/2005US6885520 Integrated magnetic head comprising a thin layer structure
04/26/2005US6885519 Thin film magnetic head and the manufacturing method
04/26/2005US6885518 Method and apparatus for securing a thin film magnetic tape head closure using gluing vias
04/26/2005US6885514 Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer
04/26/2005US6885513 Magnetic printing system for thin recording media
04/26/2005US6884730 Method of etching a film of magnetic material and method of manufacturing a thin-film magnetic head
04/26/2005US6884632 Ion beam definition of magnetoresistive field sensors
04/26/2005US6884526 High areal recording density magnetic haard disk media utilizing head sliders operating at very low glide heights of <0.7, e.g., about 0.5 mu inch; particular utility in computer-related applications; compatiblity
04/26/2005US6884521 Magnetic recording medium with controlled grain diameters and method for manufacturing the same
04/26/2005US6884520 Perpendicular magnetic recording medium and method of manufacturing the same and product thereof
04/26/2005US6884519 Controlling molecular orientation; nickel alloy
04/26/2005US6884503 Recording noise reduction
04/26/2005US6884488 Phase-change optical recording medium and recording method and apparatus for the same
04/26/2005US6884328 Selective annealing of magnetic recording films
04/26/2005US6884148 Independently controlled read and write head stripe height parameters in slider back end process
04/26/2005US6883242 Method and apparatus for aligning a drum assembly used in a video recording device
04/21/2005WO2005036548A1 Wobble signal demodulation method, wobble signal demodulation circuit, and optical disc device
04/21/2005WO2005036534A1 Patterned magnetic recording head with termination pattern having curved portion
04/21/2005WO2004075422A3 Module having two bi-directional optical transceivers
04/21/2005US20050084716 Magnetic recording medium and magnetic recording apparatus
04/21/2005US20050084715 Tilted media for hard disk drives and magnetic data storage devices
04/21/2005US20050084714 Method for fabricating a magnetoresistive film and magnetoresistive film
04/21/2005US20050084669 Interlayer design for magnetic media
04/21/2005US20050084668 Magnetic nanoclusters of 1-5 nanometers surrounded by nanophase material of a magnetic saturation moment of > 2.4 T.; thin films of coated nanocluster laminates for magnetic write element in longitudinal, perpendicular and advanced inductive designs to increase areal density recording; transducers
04/21/2005US20050084621 Lubricant film containing additives for advanced tribological performance of magnetic storage medium
04/21/2005US20050083828 Apparatus and method for laser power control
04/21/2005US20050083821 System and method for restoring an optical disc signal
04/21/2005US20050083817 Information recording medium, method for simultaneous recording and reproduction, and information recording and reproduction apparatus
04/21/2005US20050083815 Write-once optical disc, and method and apparatus for recording/reproducing data on/from the optical disc
04/21/2005US20050083812 Information recording method and information recording medium
04/21/2005US20050083809 Data reproducing apparatus and program for performing a data reproducing process
04/21/2005US20050083808 Audio player with CD mechanism
04/21/2005US20050083806 Information storage medium and method and apparatus for recording data on and/or reading data from the same
04/21/2005US20050083804 Data recording and/or reproducing apparatus for recording data recording status information on optical disc, and optical disc therefor
04/21/2005US20050083793 Output control apparatus, output control method, and computer program
04/21/2005US20050083727 Magnetic thin film element, memory element using the same, and method for recording and reproducing using the memory element
04/21/2005US20050083613 Magnetoresistive head and perpendicular magnetic recording-reproducing apparatus
04/21/2005US20050083612 Method and apparatus for manufacturing a magnetoresistive multilayer film
04/21/2005US20050083611 Micro-actuator integrated lead suspension head terminations
04/21/2005US20050083610 Magnetic head supporting mechanism
04/21/2005US20050083609 Air bearing sliders with a pressure cavity or cavities
04/21/2005US20050083608 Magnetic head
04/21/2005US20050083607 Thin film magnetic head and manufacturing method thereof
04/21/2005US20050083606 Write head design with improved bump to control write saturation
04/21/2005US20050083605 Fully shielded perpendicular recording writer
04/21/2005US20050083602 Servo methods and systems using existing data structures and medium edge position
04/21/2005US20050083601 Servo methods and systems using existing data structures and optical masks
04/21/2005US20050083600 Methods and systems for magnetic recording
04/21/2005US20050083598 Magnetic pattern forming method, magnetic pattern forming apparatus, magnetic disk, and magnetic recording apparatus
04/21/2005US20050083597 Device and method for precision alignment and mounting of stamper/imprinter for contact patterning of magnetic recording media
04/21/2005US20050083047 High throughput missing pattern detector for servo printed recording medial
04/21/2005US20050082996 High precision constant velocity power off retract using switched capacitor technique
04/21/2005US20050081626 Method for detecting an unbalanced disc
04/21/2005US20050081369 Ferrite assembly
04/21/2005US20050081368 Method and mechanism of the suspension resonance optimization for the hard disk driver
04/21/2005DE202005002351U1 Data deletion or destruction device for secure and reliable deletion or destruction of portable or removable data carriers comprises a housing in which a data carrier undergoes mechanical, magnetic or chemical treatment
04/20/2005EP1524770A2 Method and apparatus for transmitting digital audio signals
04/20/2005EP1524664A1 Data recording/reproduction device and data recording/reproduction method
04/20/2005EP1116248B1 Method of manufacturing a magnetic tunnel junction device
04/20/2005CN2694429Y Magnetic medium information carrier eliminator
04/20/2005CN1608141A Refurbishing spent sputtering targets
04/20/2005CN1608108A Ramp made of polyoxymethylene resin
04/20/2005CN1607864A Content reproducing system and method
04/20/2005CN1607595A Data reproducing apparatus and program for performing a data reproducing process
04/20/2005CN1607579A Method of screening head based on contact recording type magnetic head and method of measuring contact force of magnetic head
04/20/2005CN1607578A Magnetic recording disk drive with laminated media and improved media signal-to-noise ratio
04/20/2005CN1607577A Disk drive having reduced variation of disk surface lubricant layer thickness
04/20/2005CN1198285C Rotating memory apparatus and controlling method therefor
04/20/2005CN1198281C Fetch channel device and its method
04/19/2005US6883062 High-speed disk drive system
04/19/2005US6882617 Magnetic recording medium and method of recording
04/19/2005US6882609 Header detect configuration within a DVD-RAM read device and methods of acquiring and maintaining phase lock in a wobble phase lock loop
04/19/2005US6882604 Method and apparatus for utilizing modulation codes that produce maximized sample timing information
04/19/2005US6882510 Low cost anti-parallel pinned spin valve (SV) and magnetic tunnel junction (MTJ) structures with high thermal stability
04/19/2005US6882509 Forming multilayers comprising alloys, iron oxide, nonmagnetic, ferromagnetic, pinning and capping layers on substrates, used as giant magnetoresistance (GMR) detectors; magnetic recording media or disc heads
04/19/2005US6882508 Thin-film magnetic head having a magnetism intercepting layer provided between read head and write head
04/19/2005US6882507 Integrated thin film head with magneto-resistive sensor preventing short circuit between thin films
04/19/2005US6882506 Head suspension having reduced heat deformation
04/19/2005US6882505 Slider of thin-film magnetic head and method of manufacturing same
04/19/2005US6882504 Micro textured slider with predicted tipped position