Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
07/2009
07/22/2009CN100517492C Method, apparatus and device for determining sector block sizes using existing controller signals
07/22/2009CN100517472C Perpendicular magnetic recording disk and method for making the disk
07/22/2009CN100517471C Perpendicular magnetic recording medium, method for preparing the same and magnetic recording equipment
07/22/2009CN100517470C Magnetic recording medium, magnetic storage apparatus and recording method
07/22/2009CN100517469C Combine method for solder balls of magnetic head assembly
07/22/2009CN100517468C Information recording apparatus
07/22/2009CN100517467C Method and mechanism for forming micro-actuator
07/22/2009CN100517466C Method for controlling magnetostriction in a free layer of a magnetoresistive sensor
07/22/2009CN100517465C Magnetic sensor
07/22/2009CN100517464C Data erasure apparatus and data erasure method
07/22/2009CN100515987C Esd dissipative ceramics
07/22/2009CN100515679C Method and apparatus for lapping magnetic head slider
07/21/2009US7565483 Method and apparatus for exchanging data with a hard disk
07/21/2009US7565177 Call device, call control system, call management system, and call control method
07/21/2009US7565060 Reproducing apparatus, reproducing method, reproducing program, and recording medium for multi-angle video reproduction
07/21/2009US7564756 Reproduction device and method wherein detection of sub-data generated within a controlled time period controls appropriate decryption
07/21/2009US7564752 Disc signal evaluation apparatus and disc signal evaluation method
07/21/2009US7564751 Laser power adjustment method and optical recording and reproduction apparatus
07/21/2009US7564661 Magnetic sensing element including free layer having gradient composition and method for manufacturing the same
07/21/2009US7564660 Seed layer for fabricating spin valve heads for ultra-high density recordings
07/21/2009US7564659 Magnetoresistive sensor having an anisotropic pinned layer for pinning improvement
07/21/2009US7564658 CoFe insertion for exchange bias and sensor improvement
07/21/2009US7564657 Magnetoresistive device, thin film magnetic head, head gimbal assembly and magnetic disk unit exhibiting superior magnetoresistive effect
07/21/2009US7564656 Integrated servo and read EMR sensor
07/21/2009US7564655 Actuator of hard disk drive having arm member with raised blade part
07/21/2009US7564654 Actuator latch device for hard disk drive
07/21/2009US7564653 Magnetic disk drive apparatus with magnetic head sliders in a magnetic loop while in an unloaded state
07/21/2009US7564652 Head gimbal assembly including a one-piece structural suspension and an accessory plate, and method of manufacturing the same
07/21/2009US7564651 Integrated-lead suspension vibration-canceling member
07/21/2009US7564650 Head apparatus having a slider with first and second positive pressure parts and a negative pressure part and disc drive having the same
07/21/2009US7564649 Head assembly having a sensing element to provide feedback for head-media instability
07/21/2009US7564648 Magnetic film for magnetic device
07/21/2009US7564646 Recording medium drive including electrostatic actuator between head slider and recording medium
07/21/2009US7564645 Rotating disk storage device with mounting structure and enhanced fixing mechanism
07/21/2009US7564644 Adaptive disturbance repressing method and apparatus, and disk drive apparatus using the same
07/21/2009US7564643 Head position control device and medium storage device
07/21/2009US7564642 Apparatus, system, and method for repeatable runout cancellation using ring of integrators
07/21/2009US7564641 Controller-characteristic changing apparatus, storage device, controller-characteristic changing method, and computer product
07/21/2009US7564638 Preamplifier circuit and method for a disk drive device
07/21/2009US7564637 Storage media having areas for storing data for correcting servo information errors
07/21/2009US7564236 Thermal fly height induced shield instability screening for magnetoresistive heads
07/21/2009US7564235 Determination of magnetic read head properties
07/21/2009US7563522 Magnetic recording medium
07/21/2009US7563381 High milling resistance write pole fabrication method for perpendicular recording
07/21/2009US7562962 Printhead for use in camera photo-printing
07/21/2009US7562437 Method of manufacturing a wrap around shield for a perpendicular write pole using a laminated mask
07/21/2009US7562436 Deposition defined trackwidth for very narrow trackwidth CPP device
07/21/2009US7562435 Method to improve crown sigma control of the slider in a hard disk drive
07/21/2009US7562434 Method of assembling a carriage assembly
07/21/2009US7562432 Method for manufacturing magnetostrictive torque sensor
07/16/2009WO2009089026A2 Composition and method for polishing nickel-phosphorous-coated aluminum hard disks
07/16/2009WO2009088060A1 Process for producing magnetic recording medium and magnetic recording and reproducing device
07/16/2009WO2009087841A1 Magnetic head slider and magnetic disc drive
07/16/2009WO2009087837A1 Method of manufacturing magnetic recording medium
07/16/2009US20090181264 Method for manufacturing patterned magnetic recording medium
07/16/2009US20090181166 Recording medium and method of making the same
07/16/2009US20090180308 Method of using spin injection device
07/16/2009US20090180218 Information storage devices using magnetic domain wall movement and methods of operating the same
07/16/2009US20090180217 Magneto-resistive effect device of the cpp type, and magnetic disk system
07/16/2009US20090180216 Shunt for magnetoresistive transducer heads for electrostatic discharge protection
07/16/2009US20090180215 Tunneling magnetoresistive effect element and spin mos field-effect transistor
07/16/2009US20090180213 Magnetic recording medium, method for production thereof, and magnetic recording and reproducing drive
07/16/2009US20090180212 Apparatus and method for writing and reading data to and from tape medium
07/16/2009US20090180210 Information storage devices using magnetic domain wall movement, methods of operating the same, and methods of manufacturing the same
07/16/2009US20090180209 Information recording medium access device, and data recording method
07/16/2009US20090180208 Application specific processor based disk formatter
07/16/2009US20090180206 Magnetic transfer apparatus, magnetic transfer method and magnetic recording medium with magntic information transferred thereto
07/16/2009US20090179000 Method of manufacturing inkjet printhead and inkjet printhead manufactured using the same
07/15/2009EP2079081A1 Hard disk drive
07/15/2009EP1971921A4 Degaussing for write head
07/15/2009EP1797496B1 Magnetic sensor for input devices
07/15/2009CN101483046A Method for manufacturing patterned magnetic recording medium
07/15/2009CN101483045A Wired circuit board
07/15/2009CN101483044A Apparatus for hard disc magnetic head image capture and angle measurement
07/15/2009CN100514834C Drive device and recording and/or reproducing device and drive method
07/15/2009CN100514453C Optical recording medium and recording device for this optical recording medium and recording method
07/15/2009CN100514450C Magnetic head device
07/15/2009CN100514449C Method and apparatus for adjusting static attitude of magnetic head
07/15/2009CN100514448C Disk drive and control method thereof
07/15/2009CN100513952C Capacitance sensing for substrate cooling
07/15/2009CN100513075C Glass substrate for information recording medium and making method thereof
07/14/2009US7561507 Information recording and reproducing apparatus
07/14/2009US7561506 Information-recording method and information-recording medium
07/14/2009US7561504 Data reproducing apparatus including subsignal generated from ID information
07/14/2009US7561385 Magneto-resistive element in which a free layer includes ferromagnetic layers and a non-magnetic layer interposed therebetween
07/14/2009US7561384 Magneto-resistive sensor having small track width and sensor height using stopper layer
07/14/2009US7561383 Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
07/14/2009US7561382 Reusable ESD shorting member and cable
07/14/2009US7561380 Transducing head including a magnetic element exhibiting varying permeability
07/14/2009US7561379 Laminated return pole for suppressing side track erasure
07/14/2009US7561378 Data erasing device using permanent magnet
07/14/2009US7561376 Servo track writer and a chuck thereof
07/14/2009US7561373 Bias compensation method and appropriate bias force profile generation method, recording media and hard disk drive
07/14/2009US7561372 System and method for writing data to magnetic tape
07/14/2009US7561371 Magnetic disk device, servo-information writing device, magnetic disk, and magnetic disk device manufacturing method
07/14/2009US7561370 Seam to seam embedded runout correction propagation
07/14/2009US7561369 Drive unit
07/14/2009US7561367 Bi-directional debris sweeping profile
07/14/2009US7561366 Disk drive and calibration method for the same
07/14/2009US7561364 Method and apparatus for controlling disc drive using counter-electromotive force