Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/2006
06/07/2006EP1667118A1 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
06/07/2006EP1667117A1 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
06/07/2006EP1667116A1 Device for writing to a magnetic layer
06/07/2006EP1665260A2 Write-once optical disc, and method and apparatus for recording management information on the write-once optical disc
06/07/2006EP1665259A2 Write-once optical disc and method for recording management information thereon
06/07/2006EP1665239A1 Disc drive apparatus
06/07/2006EP1665236A1 Optical recording /reproducing apparatus and method for determining optical power thereof
06/07/2006EP1664730A1 Apparatus and method for testing mechanical endurance of surface of optical disc.
06/07/2006EP1362348A4 Enhanced data storage and retrieval devices and systems and methods for utilizing the same
06/07/2006EP1046047B1 Magnetoresistive sensor element with selective magnetization direction of the bias layer
06/07/2006CN1784755A Magnetic powder,magnetic recording medium using the same and method for surface treatment of magnetic power
06/07/2006CN1784719A Method of texture processing on glass substrate for magnetic hard disk and slurry therefor
06/07/2006CN1784510A Mask material for reactive ion etching, mask and dry etching method
06/07/2006CN1783366A Electronic device having organic material based insulating layer and method for fabricating the same
06/07/2006CN1783322A Method and device for testing data reliability for a magnetic tape drive
06/07/2006CN1783320A Method and apparatus for servo writing with servo pattern examination in a disk drive
06/07/2006CN1783231A Magnetic reproducing unit
06/07/2006CN1783230A Magnetic reproducing unit
06/07/2006CN1783229A Magnetic recording medium, method of manufacturing the same, and intermediate for magnetic recording medium
06/07/2006CN1783228A Perpendicular magnetic recording medium
06/07/2006CN1783227A Suspension board with circuit
06/07/2006CN1783226A Method and apparatus for servo information writing in a disk drive
06/07/2006CN1783225A Adaptive settling control method and apparatus in track seek mode of disc drive
06/07/2006CN1783224A Servo control system and data memory system
06/07/2006CN1783223A Actuator assembly, hard disk drive and method for optimizing shape of opening formed in actuator arm
06/07/2006CN1783222A Non-repeatable run out compensating apparatus and method and disc drive using the same
06/07/2006CN1783221A Rotary head and magnetic recording/reproducing device
06/07/2006CN1783220A Detecting clamp and detecting method for hardware driver head suspension arm assembly (HSA)
06/07/2006CN1783219A Servo writing header
06/07/2006CN1783218A Thin-film magnetic head with heating element for adjusting magnetic spacing and control method of magnetic spacing
06/07/2006CN1783217A Method of forming NiP nonmagnetic film and method of manufacturing magnetic head using the film
06/07/2006CN1783216A Notched shield and notched pole structure with slanted wing portions for perpendicular recording
06/07/2006CN1783215A Magnetic tape read channel employing PRML viterbi detector
06/07/2006CN1258755C Magnetic recording unit and magnetic recording media
06/07/2006CN1258754C Rotary magnetic drum with small output difference and magnetic tape medium recording regenerator with the same magnetic drum
06/06/2006US7058880 Techniques for programming and verifying data in a programmable circuit
06/06/2006US7057996 Information recording method, information recording medium, and information recording apparatus
06/06/2006US7057995 Digital data reproducing apparatus
06/06/2006US7057986 Recording stop processing method and data recording apparatus
06/06/2006US7057981 Disk array system and method for controlling disk array system
06/06/2006US7057865 High sensitivity tunneling GMR sensors with synthetic antiferromagnet free layer
06/06/2006US7057864 Method and apparatus for achieving physical connection between the flux guide and the free layer and that insulates the flux guide from the shields
06/06/2006US7057863 Anti-parallel tab sensor fabrication using chemical-mechanical polishing process
06/06/2006US7057862 Current-perpendicular-to-plane-magnetoresistive sensor with free layer stabilized against vortex magnetic domains generated by the sense current
06/06/2006US7057861 Electromagnetic transducer laminate with different widths for the semi-hard magnetic layer and the first ferromagnetic layer
06/06/2006US7057860 Magnetic tunnel effect type magnetic head having a magnetic tunnel junction element, and recorder/player
06/06/2006US7057859 Magneto-resistive device with reduced susceptibility to ion beam damage
06/06/2006US7057858 Slide microactuator using C-shaped piezoelectric element
06/06/2006US7057856 Gimbal strut shape to increase buckling load
06/06/2006US7057855 Head slider with flotation improving section and disk drive apparatus using the same
06/06/2006US7057853 Magnetic head
06/06/2006US7057851 Diversion of tangential airflow in a disc drive
06/06/2006US7057846 Recording/reproducing apparatus with reduced number of guides posts
06/06/2006US7057845 Reproducing apparatus and reproducing method for reproducing data by scanning slant tracks using a plurality of reproducing heads
06/06/2006US7057844 Method and apparatus for head positioning control in a disk drive
06/06/2006US7057843 Disk drive control circuit and method
06/06/2006US7057842 Method, medium, and apparatus for offline self servo writing and disk drive using the same
06/06/2006US7057841 Magnetic disk drive
06/06/2006US7057839 Magnetic recording apparatus
06/06/2006US7057838 Magnetic disk device having a write head to write by shifting in a radial direction
06/06/2006US7057837 Flux closed single pole perpendicular head for ultra narrow track
06/06/2006US7057836 Disk drive servo controller utilizing an extended servo header
06/06/2006US7057835 Data track per inch optimization through compilation of voltage gain amplifier control signal data
06/06/2006US7057834 Master information carrier and method for manufacturing magnetic disc using the same
06/06/2006US7057740 System and method for calibrating a hard disc drive magnetic head flying height tester by optical interference techniques
06/06/2006US7057719 System and method for hard disc drive magnetic head flying height tester calibration
06/06/2006US7057385 Method of inspecting magnetic recording medium based on contact duration time
06/06/2006US7057260 Method of making thin-film magnetic head
06/06/2006US7056861 Flat material especially in the form of a sheet or a strip and device for writing on said material
06/06/2006US7056759 Method for making a microelectromechanical system using a flexure protection layer
06/06/2006US7056607 magnetic tapes having storage stability and durability comprising magnetic layer comprising ferromagnetic powders and binders on the surface of nonmagnetic supports having undercoatings comprising nonmagnetic powders, binders and water soluble cations and anions
06/06/2006US7056606 magnetic heads comprising nonmagnetic substrates, magnetic undercoating films, orientation control films, perpendicular magnetic films and protective films; recorders
06/06/2006US7056605 has high recording density and excellent read-write characteristics
06/06/2006US7056604 Cobalt alloy undercoating; magnetoresistance layer
06/06/2006US7056030 Pivot bearing for a swing arm of a hard disk drive device
06/06/2006US7055973 Mirror mounting assembly
06/01/2006WO2006057379A1 Thin film magnetic resistor element and method for manufacturing it, and magnetic sensor using thin film magnetic resistor element
06/01/2006WO2006057100A1 Joining metal tool for members, and structure and method for joining vertical frame members on upper and lower stories
06/01/2006WO2006056731A1 Fixing of components
06/01/2006WO2006056092A1 Process for storing information in a magnetic multi-layer device
06/01/2006WO2005050691A3 Method and apparatus for controlling topographical variation on a milled cross-section of a structure
06/01/2006US20060117335 Applications of acoustic waves in data storage devices
06/01/2006US20060117331 Compact disk player for vehicles
06/01/2006US20060115688 A tape-shaped support body and a recording layer wound regularly the tape-shaped recording medium curved laterally over its length and having a surface arching across a width; regular winding of external backup recording media for computers; stability of smooth running; improved servo tracking property
06/01/2006US20060115687 Electron beam curable urethane resin for magnetic recording medium, method of manufacturing the same and magnetic recording medium using the same
06/01/2006US20060115686 Magnetic recording medium and manufacturing method thereof
06/01/2006US20060115685 Aluminum oxide-titanium nitride sintered body, manufacturing method thereof, and magnetic head substrade, ultrasonic motor and dynamic pressure bearing using the same
06/01/2006US20060115684 Comprising obliquely-grown magnetic layers including an insulating material and a magnetic material which exhibits soft magnetism by mixing insulating material into magnetic material and vertically grown magnetic layers including insulating material and magnetic material; improved resonant frequency
06/01/2006US20060115623 Reversibly adaptive rough micro- and nano-structures
06/01/2006US20060115598 Repellency increasing structure and method of producing the same, liquid ejection head and method of producing the same, and stain-resistant film
06/01/2006US20060115584 Production process and production system of magnetic recording medium
06/01/2006US20060114789 Recording medium storing link information and apparatus and method for linking data
06/01/2006US20060114788 Optical disc apparatus and synchronous clock generation method of optical disc apparatus
06/01/2006US20060114787 Simultaneous playback and persistent storage of digital media content
06/01/2006US20060114786 Recording apparatus and method, recording medium, and program
06/01/2006US20060114785 Content management device
06/01/2006US20060114783 Pseudo multi-channel play-back apparatus
06/01/2006US20060114782 Optical disk, optical disk recording method and optical disk apparatus
06/01/2006US20060114781 Method and apparatus for performing writing test using charge pumps in optical disk reproducing and recording apparatus
06/01/2006US20060114780 Method and recording device capable of selecting a write strategy applied to an optical disc