Patents
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
09/2005
09/22/2005US20050207302 Optical disk apparatus and a sliding drive mechanism for an optical pickup thereof
09/22/2005US20050207288 Information recording medium, and recording method and reproducing method thereof
09/22/2005US20050207287 Information recording medium, and recording method and reproducing method thereof
09/22/2005US20050207067 High reliability-parallel data transfer hard disk drive
09/22/2005US20050207066 Recording disk drive and ramp member therefor
09/22/2005US20050207065 Slider and magnetic disk unit
09/22/2005US20050207059 Life extension in hard disk drives through virbration and thermal dampening using polymer springs
09/22/2005US20050207057 Magnetic disk drive with feedback control
09/22/2005US20050207056 Magnetic recording disk drive with dual-stage actuator and control system with multiple controllers
09/22/2005US20050207055 Method and apparatus reducing off track head motion due to disk vibration in a hard disk drive through the head gimbal assembly
09/21/2005EP1577886A2 Disk device having impact absorbing structure for optical pickup unit
09/21/2005EP1577882A1 Positioners for positioning a head on a disk
09/21/2005EP1576604A1 Scheduler for a disc drive apparatus
09/21/2005EP1576590A1 Write/read head provided with an integrated microactuator
09/21/2005CN1670855A Circuitry for linear control of head flying height using thermal means
09/21/2005CN1670844A Long-distance track-jumping control device and method for CD-ROM drive
09/21/2005CN1670843A DVD-RAM driver track jumping controlled slide rail protecting equipment and method
09/21/2005CN1670839A Drive unit for optical pickup device
09/21/2005CN1670837A Optical disk apparatus and a sliding drive mechanism for an optical pickup thereof
09/21/2005CN1670836A Supporting structure for drive unit of optical pickup device
09/21/2005CN1670835A Drive unit for optical pickup device
09/21/2005CN1220209C Passway signal noise elimination, CD driver and control method, and CD reproducing device
09/21/2005CN1220188C Load bearing device of optical read head having a coupling device
09/21/2005CN1220182C Integrated electrostatic slider fly height control method
09/21/2005CN1220181C Sliding part
09/20/2005US6948178 Disc drive
09/20/2005US6947852 Monitoring and correcting for non-translational motion in a resonance measurement apparatus
09/20/2005US6947352 Audio recording playback device
09/20/2005US6947260 System and method of damping vibration on coil supports in high performance disk drives with rotary actuators
09/20/2005US6947252 Wave stringer for controlling acoustic noise and shock vibration in a storage device
09/20/2005US6947250 Disk storage apparatus
09/20/2005US6947248 Method and apparatus for writing with head having spaced read and write elements
09/20/2005US6947246 Large protrusion recording head for controlled magnetic spacing recording/reading
09/20/2005US6947244 Servo pattern writing method and apparatus thereof
09/20/2005US6947242 Apparatus and method for dynamic fly height adjustment
09/20/2005US6947233 Disk drive apparatus and method for compensating for error in servo-information-recorded position between heads
09/15/2005US20050201224 Method of inter-layer search in a disk drive
09/15/2005US20050201016 Servo writer
09/15/2005US20050201014 Magnetic head suspension
09/15/2005US20050201012 Magnetic head slider
09/15/2005US20050201004 Floppy disk apparatus
09/15/2005US20050201003 Magnetic disk drive
09/15/2005US20050201002 Method for controlling movement of head in data storage device and disk drive employing the method
09/15/2005US20050201001 Circuitry for linear control of head flying height using thermal means
09/15/2005US20050201000 Sensing a prior head position by a motion pattern
09/15/2005US20050200997 Removing residual magnetization in a data transducer
09/15/2005US20050199789 Electronic apparatus with level detecting function
09/15/2005US20050199680 Rotating disk storage device and integrated wire head suspension assembly
09/15/2005DE10347738A1 Motorisch verstellbares Röntgengerät Motorized adjustable X-ray machine
09/14/2005CN1667740A Floppy disk apparatus
09/14/2005CN1667715A Method of inter-layer search in a disk drive
09/13/2005US6943989 Subambient pressure slider with partitioned subambient area
09/13/2005US6943987 Servo write head
09/13/2005US6943980 Electrostatic track following using patterned media
09/13/2005US6943978 Servo writing a disk drive by synchronizing a servo write clock to a high frequency signal in a spiral track
09/13/2005US6943977 Method and apparatus for servo writing in a disk drive
09/13/2005US6943971 Slider tester
09/13/2005US6943970 Position demodulating method and circuit of disk apparatus
09/08/2005US20050198660 Optical pickup moving mechanism and disk drive using the same
09/08/2005US20050198658 Optical Storage medium with an anti-bumping system
09/08/2005US20050195702 Yoke plate for optical pick-up actuator, combination structure of yoke plate with suspension PCB, and optical pick-up actuator including the same
09/08/2005US20050195531 Suspension assembly, hard disk drive, and method of manufacturing suspension assembly
09/08/2005US20050195529 Head/slider supporting structure and rotating disk storage device
09/08/2005US20050195528 Coined ground features for integrated lead suspensions
09/08/2005US20050195527 Mounting method of magnetic head component, magnetic head device and manufacturing method of magnetic head device
09/08/2005US20050195522 System, method, and apparatus for applying boundary layer manipulation techniques to the air flow inside rotary disk storage devices
09/08/2005US20050195516 Servo writer
09/08/2005US20050195515 Digital device configuration and method
09/08/2005US20050195514 Digital device configuration and method
09/07/2005EP1571656A2 Magnetic disk device
09/07/2005EP1571653A1 Disc apparatus, disc apparatus assembly. disc apparatus manufacturing method
09/07/2005CN1666257A Disk apparatus having data recording areas configured for each unit
09/07/2005CN1664948A Yoke plate for optical pick-up actuator
09/07/2005CN1664936A Optical pickup moving mechanism and disk drive using the same
09/07/2005CN1664932A Suspension assembly having reinforced end-tab and actuator for disk drive adopting the same
09/07/2005CN1218317C Disk unit
09/07/2005CN1218298C Magnetic head assembly and mfg. method and lead-connection method for said magnetic head assembly
09/06/2005US6941571 Recording and/or reproducing device
09/06/2005US6940699 Disk drive apparatus having a pivot for supporting a head assembly to allow free pivoting
09/06/2005US6940697 Interconnection scheme for head arms of disk drive actuator
09/06/2005US6940696 Head suspension for disk drive having a contact face to receive jig
09/06/2005US6940695 Head suspension for disk drive, and semi-finished suspension
09/06/2005US6940684 Disk device and seek control method
09/06/2005US6940680 Method and apparatus for head positioning control in disk drive
09/06/2005US6940677 Writing distinct servo patterns on individual transducers according to transducer read/write head characteristics in a data storage device
09/06/2005US6940667 Redundant servo pattern stamper
09/06/2005US6938825 Data system
09/01/2005WO2005081234A1 Optical pickup device, disk drive unit, and disk drive device
09/01/2005US20050190505 Magnetic disk device
09/01/2005US20050190504 Magnetic disk apparatus
09/01/2005US20050190503 Magnetic disk drive with mechanism to suppress vibration of wiring extension
09/01/2005US20050190501 AAB having cavities for increasing contact stiffness and controlling suction center movement
09/01/2005US20050190500 Air bearing slider for disk drive and suspension assembly including the air bearing slider
09/01/2005US20050190489 Recording disk drive capable of suppressing vibration of flexible printed circuit board
09/01/2005US20050190484 Access performance adjusting method and storage apparatus
09/01/2005US20050190480 Disk device
09/01/2005US20050190472 Method of setting up a pre-amplifier for hard disk drive and hard disk drive incorporating the same
09/01/2005US20050188534 Apparatus for workpiece assembly and method for assembly
09/01/2005US20050188531 Assembly method for actuator head suspension assembly
08/2005
08/31/2005EP1569217A1 Optical disk device
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