Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2006
08/02/2006CN1811971A Separable hard disk driver skew block clean sheet position measuring method and apparatus
08/02/2006CN1811970A Hard disk top cover screw mounting machine
08/02/2006CN1811968A Hard disk magnetic head assembly mounting implement
08/02/2006CN1811967A Magnetic block mounting holding device on hard disk
08/02/2006CN1811928A Hard disc picking and placing device
08/02/2006CN1811927A Perpendicular magnetic recording medium with magnetic torque layer coupled to the perpendicular recording layer
08/02/2006CN1811926A Servo track writer, disk drive and manufacture method of disk drive
08/02/2006CN1811925A Method for retracting head upon interruption of power, and disk drive employing the method
08/02/2006CN1811924A Magnetic head assembly balance detecting device
08/02/2006CN1811923A Magnetic head package protecting device
08/02/2006CN1811922A Method and apparatus for forming surface, magnetic head and method of manufacturing the same
08/02/2006CN1811921A Method of manufacturing a magnetoresistive head
08/02/2006CN1811920A Thin-film magnetic head crystal wafer
08/02/2006CN1811919A Lead configuration for reduced capacitive interference in a magnetic read/write head
08/02/2006CN1268010C Tunnel junction and charge perpendicular-to-plane magnetic recording sensors and method of manufacturing thereof
08/02/2006CN1267931C Carbon nano-pipe and magnetic detecting device and plumb magnetic recording head employing this
08/02/2006CN1267926C Magnetic head device with magnetic head sliding block and disc device using magnetic head device
08/02/2006CN1267925C Method for dynamic controlling read/write magnetic head,storage device and hanging system
08/02/2006CN1267924C Actuator
08/02/2006CN1267921C Adaptive maximum likelihood-detection method,detector,adaptor and calibration system
08/02/2006CN1267908C Information recording reproducing method and apparatus
08/02/2006CN1267899C Magnetic recording element
08/02/2006CN1267898C Floating block with under coating for reducing depression of thermoae end part
08/02/2006CN1267897C Disc drive slider having textured pads
08/02/2006CN1267896C Wireless suspension design to accommodate multiple drive designs
08/02/2006CN1267895C Magnetic sensor and production method thereof, ferromagnetic tunnel junction element, and magnetic head
08/02/2006CN1267894C Data transducer for writing data on disc
08/02/2006CN1267893C Data recording and reproducing apparatus and method
08/01/2006US7085666 Magnetic head testing apparatus
08/01/2006US7085222 Optical reproducing method for optical medium with aligned prepit portion
08/01/2006US7085215 Optical recording method and optical recording medium
08/01/2006US7085213 Apparatus for discriminating optical recording medium and method for discriminating optical recording medium
08/01/2006US7085210 Optical disc drive having OPC control unit for controlling the level of power of the laser beam for recording and reading data from an optical disc
08/01/2006US7085208 Information recording method
08/01/2006US7085207 Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ECC blocks
08/01/2006US7085206 Apparatus for assigning spare areas for defect management and apparatus for handling fragmented ECC blocks
08/01/2006US7085202 Information recording method
08/01/2006US7085201 Optical disc drive and method of checking optical disc
08/01/2006US7085111 Low resistance antiparallel tab magnetoresistive sensor
08/01/2006US7085110 Thermally stable oxidized bias layer structure for magnetoresistive magnetic head for a hard disk drive
08/01/2006US7085109 Spin valve type transducer capable of reducing reproducing gap
08/01/2006US7085108 Disk drive including pivot-bearing cartridge tolerance ring having a damping layer for actuator resonance reduction
08/01/2006US7085107 Inertial latching mechanism for disk drive actuator
08/01/2006US7085106 Actuator latch apparatus for data storage device
08/01/2006US7085105 Actuator latch apparatus for data storage device
08/01/2006US7085104 Low profile head gimbal assembly with shock limiting and load/unload capability
08/01/2006US7085103 Magnetic head slider with side pads which each have a width W and a length L, wherein W>L
08/01/2006US7085100 Magnetic head having a bilayer pole tip
08/01/2006US7085099 Thin film magnetic head having spiral coils and manufacturing method thereof
08/01/2006US7085096 Method of generating current trajectory for seek control of hard disc drive and seek control system using the same
08/01/2006US7085095 Electromagnetic void-sensing probes and position control systems
08/01/2006US7085094 Interleaved repeatable runout correction for data storage device
08/01/2006US7085092 Head slider receiving variable urging force in recording medium drive
08/01/2006US7085091 Reducing tape media damage in data regions
08/01/2006US7085089 System and method for reducing circumferential transition incoherence in servowriting operations and magnetic disk drive incorporating the same
08/01/2006US7085088 Method of controlling reader amplifier gain variations of a HDD preamplifier, or the like
08/01/2006US7085087 Data storage apparatus and method for managing buffer memory
08/01/2006US7085086 Apparatus and method for reducing errors in writing to a storage medium
08/01/2006US7085085 Disk driving apparatus and method for operating disk driving apparatus
08/01/2006US7085084 Magnetic disk apparatus and servo pattern recording method therefor
08/01/2006US7085083 Method for testing a micro-actuator in a magnetic tester
08/01/2006US7084894 Optical disc drive focusing apparatus
08/01/2006US7084624 Magnetic sensor
08/01/2006US7084493 Wiring circuit board and production method thereof
08/01/2006US7084468 Hybrid ferromagnet/semiconductor spin device and fabrication method therof
08/01/2006US7084467 Spin valve transistor with self-pinned antiparallel pinned layer structure
08/01/2006US7083989 Thin-film magnetic head and method of forming the same
08/01/2006US7083873 Magnetic recording medium including a diamond-like carbon protective film with hydrogen and at least two additional elements
08/01/2006US7083872 Multilayer; substrate, seed layer, crystal layer; molecular orientation ; aluminum, ruthenium alloy
08/01/2006US7083871 Single-sided sputtered magnetic recording disks
08/01/2006US7083870 Magnetic recording medium, method of manufacturing the same, and magnetic recording and reproduction apparatus
08/01/2006US7083738 Method for creating inductive write head with steep shoulder at notch
08/01/2006US7083502 Method for simultaneous two-disk texturing
08/01/2006US7083262 Inkjet printhead chip with improved nozzle arrangement layout
08/01/2006US7083078 System and method for manufacture of a hard disk drive arm and bonding of magnetic head to suspension on a drive arm
08/01/2006US7082876 Method for transferring a pattern
08/01/2006US7082838 Extraordinary piezoconductance in inhomogeneous semiconductors
08/01/2006US7082673 Method of manufacturing magnetoresistive device capable of preventing a sense current from flowing into dead regions of a magnetoresistive element, and method of manufacturing thin-film magnetic head
08/01/2006US7082672 Method of manufacturing thin-film magnetic head
08/01/2006US7082671 Recording, reproduct element on magnetic head slider support; displacement of piezoelectric element; fine control; track positioning accuracy; forming electrodes, dielectrics; then protective coatings
08/01/2006US7082670 Method for actively controlling the gram load on a disk drive suspension assembly
07/2006
07/27/2006WO2006077929A1 Data storage medium discarding method and containing box
07/27/2006WO2006077549A1 Magnetic rom information carrier with additional stabilizing layer
07/27/2006US20060168487 System pulse latch and shadow pulse latch coupled to output joining circuit
07/27/2006US20060166506 Mask material for reactive ion etching, mask and dry etching method
07/27/2006US20060166042 Magnetic recording medium having high squareness
07/27/2006US20060166041 Magnetic recording medium, and magnetic recording and reproducing methods
07/27/2006US20060166040 Powder for lower layer of application type of layered magnetic recording medium and magnetic recording medium using the same
07/27/2006US20060166039 Magnetically permeable underlayer as a return path for magnetic flux, ferromagnetic write assist layer, ferromagnetic recording layer, nonmagnetic coupling layer between write assist layer and recording layer; an exchange break layer prevents coupling between underlayer and recording layer
07/27/2006US20060165881 Ta based bilayer seed for IrMn CPP spin valve
07/27/2006US20060164960 Optical recording head including an optical resonant cavity
07/27/2006US20060164945 Optical disc signal recording method and optical disc apparatus
07/27/2006US20060164943 Method for identifying double-layer disc and optical disc apparatus
07/27/2006US20060164942 Method and apparatus for determining type information of recording medium, and method and apparatus for recording/reproducing data in/from the recording medium
07/27/2006US20060164941 Recording medium reproduction device and computer program for reproducing recording medium
07/27/2006US20060164940 Optical information recording/reproducing device and recording light intensity learning method
07/27/2006US20060164939 Apparatus for sensing defect of optical disk
07/27/2006US20060164938 Reproducing apparatus capable of reproducing picture data
07/27/2006US20060164937 Portable information processing apparatus, information processing method for portable information processing apparatus, and program
07/27/2006US20060164929 Dual compact disc player