| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 05/20/2008 | US7375912 Disk drive fly height control based on constant power dissipation in read/write head heaters |
| 05/20/2008 | US7375911 Piezoelectric actuator and sensor for disk drive dual-stage servo systems |
| 05/20/2008 | US7375822 Rotation and translation measurement |
| 05/20/2008 | CA2426309C Recording medium for protecting copyrighted data |
| 05/15/2008 | WO2008057389A1 System for maintaining a large number of handheld electronic devices |
| 05/15/2008 | WO2008056710A1 Ceramic sinter, magnetic head substrate and magnetic head using the ceramic sinter, and recording medium drive unit |
| 05/15/2008 | US20080112306 Hydrodynamic bearing device, spindle motor, and recording and reproducing apparatus |
| 05/15/2008 | US20080112278 Method of and apparatus for recording data on write-once disc, method of and apparatus for reproducing data from write-once disc, and write-once disc therefor |
| 05/15/2008 | US20080112085 Write Through Drivers for Disk Drive Systems |
| 05/14/2008 | CN101178905A Device and method for magnetic head slide block judgement |
| 05/14/2008 | CN100388377C Disc apparatus |
| 05/14/2008 | CN100388359C Disk device and slider |
| 05/13/2008 | US7372671 Disk apparatus |
| 05/13/2008 | US7372669 Magnetic disk drive, wiring connection structure and terminal structure |
| 05/13/2008 | US7372662 Base deck with formed-in-place gaskets and impact dissipation members for a data storage device |
| 05/13/2008 | US7372658 Correction table creation method for head position control, head position control method and disk device |
| 05/13/2008 | US7371488 Method of manufacturing magnetic head |
| 05/07/2008 | CN101176157A Method and system for synchronizing information specific to a location on a surface with an external source |
| 05/07/2008 | CN101174447A Head controller, storage device and head controlling method |
| 05/07/2008 | CN101174446A Optical disc apparatus |
| 05/07/2008 | CN101174423A Control device, control method, and storage apparatus |
| 05/07/2008 | CN101174422A Micro actuator, magnetic recording head tabs combination containing the same and disk drive unit |
| 05/07/2008 | CN101174417A Head slider and method of making the same and grinding apparatus for head slider |
| 05/07/2008 | CN101174415A System and method for recognizing problems of micro-actuator piezoelectric elements |
| 05/07/2008 | CN100386803C Shaft support mechanism of optical disk drive and skew adjustment mechanism of optical disk drive |
| 05/06/2008 | US7370340 Recording and/or reproduction apparatus for optical recording media with means for parallel orientation of the scanning device with respect to the surface of the recording medium |
| 05/06/2008 | US7369464 Editing device capable of changing the displaying mode of management information |
| 05/06/2008 | US7369369 Bidirectional micropositioning recording head for a magnetic storage device |
| 05/06/2008 | US7369368 Head stack assembly having an actuator body with multiple slots adjacent to a bore |
| 05/06/2008 | US7369367 Disk drive voice coil motor yoke assembly having proximity latch magnet pair attracting and holding voice coil bias steel therebetween |
| 05/06/2008 | US7369366 Suspension assembly of actuator for disk drive with portion of load beam inclined lengthwise between limiter and leading end |
| 05/06/2008 | US7369365 Head slider capable of being reliably released from effect of moving recording medium |
| 05/06/2008 | US7369364 Interconnect for dissipating electrostatic charges on a head slider |
| 05/06/2008 | US7369355 Magnetic disk drive apparatus and manufacturing method of magnetic disk drive apparatus |
| 05/06/2008 | US7369350 Power protection for VCM control loop in hard disk drive servo IC |
| 05/06/2008 | US7369349 Data storage device with heater, and control method therefor involving different control modes |
| 05/06/2008 | US7369348 Method and apparatus for adaptation to humidity in a hard disk drive |
| 05/06/2008 | US7369347 Apparatus and method for piezoelectric layer as vertical micro-actuator in slider of a hard disk drive |
| 05/06/2008 | US7369346 Method for retracting head upon interruption of power, and disk drive employing the method |
| 05/06/2008 | US7369345 Mobile hard disk drive free fall detection and protection |
| 05/06/2008 | US7369341 Head flying height measuring apparatus in magnetic storage device |
| 05/06/2008 | US7369338 Servo writer, and write and inspection method of servo signal |
| 05/01/2008 | US20080100956 Seek adaptation system in hard disk drives |
| 05/01/2008 | US20080100952 Detection and measurement of position error signal linearity in timing based servo patterns using differential nonlinearity |
| 05/01/2008 | US20080100951 Head controller, storage device, and head controlling method |
| 05/01/2008 | US20080100950 Control device, control method, and storage apparatus |
| 05/01/2008 | US20080099235 Printed-wiring board, method for forming electrode of the board, and hard disk device |
| 04/30/2008 | EP1733389B1 Slider with a constant flying height |
| 04/30/2008 | EP1122722B1 Near field optical head and method for manufacturing the same |
| 04/30/2008 | EP0919053A4 Suspension with biaxially shielded conductor trace array |
| 04/30/2008 | CN100385544C Optical disk drive device |
| 04/30/2008 | CN100385510C Magnetic recording media, magnetic recording apparatus, and stamper |
| 04/30/2008 | CN100385506C Rotating disk type storage unit |
| 04/30/2008 | CN100385503C Manufacturing method of magnetic head slider, magnetic head slider and magnetic device |
| 04/29/2008 | US7366072 Optical heads device and control method of optical head |
| 04/29/2008 | US7366061 Information recording apparatus, information reproducing apparatus, and method and system for recording and reproducing information in a plurality of levels of recording units |
| 04/29/2008 | US7365947 Head support mechanism, head arm assembly, and disk drive apparatus with head arm assembly with weight formed around horizontal bearing |
| 04/29/2008 | US7365946 Recorder/reproducer |
| 04/29/2008 | US7365945 Magnetic head suspension with a lift tab |
| 04/29/2008 | US7365944 Magnetic head suspension with reduced mass load beam portion |
| 04/29/2008 | US7365931 Information-recording/reproducing apparatus and method of detecting the gap between a head and a recording medium |
| 04/29/2008 | US7365930 Load/unload mechanism for magnetic disk drive |
| 04/29/2008 | US7365927 Eccentricity correction data recording method and recording medium having eccentricity correction data |
| 04/29/2008 | US7365926 Signal processing method of magnetic recording medium and magnetic record reproduction apparatus |
| 04/24/2008 | US20080094758 Piezoelectric Actuated Suspension with Passive Damping in Hard Disk Drives |
| 04/24/2008 | US20080094754 Method of manufacturing a head assembly |
| 04/24/2008 | DE102006050158A1 Data carrier's data transmission rate increasing method for e.g. hard disk, involves mechanically connecting writing head and reading head of writing- and/or reading head unit of housing and/or drive, and simultaneously moving heads |
| 04/23/2008 | CN201051397Y Disk driver for overcoming the track location deviation |
| 04/23/2008 | CN101167132A Suspended rack assembly method and making process |
| 04/23/2008 | CN101165781A Read-write head slider reducing probability of collision against recording medium and method of making the same |
| 04/23/2008 | CN100383888C magnetic head locator and magnetic disc equipment with the locator |
| 04/23/2008 | CN100383875C Fall detection method and system |
| 04/23/2008 | CN100383867C Optical pickup device and optical disk recording/playback device |
| 04/23/2008 | CN100383858C Magnetic head slider material, magnetic head slider, and method for manufacturing magnetic head slider material |
| 04/22/2008 | US7363028 System and method for controlling device location determination |
| 04/22/2008 | US7362545 Head stack assembly and manufacturing method thereof, and disk drive unit using the same |
| 04/22/2008 | US7362544 Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic head |
| 04/22/2008 | US7362539 Disk drive and method of controlling the same |
| 04/22/2008 | US7362536 Disk drive that compensates for phase incoherence between radially adjacent servo tracks and methods thereof |
| 04/22/2008 | US7362535 Magnetic disk drive and recording method |
| 04/22/2008 | US7362534 System for detecting a change in head-to-disk contact status in a disk drive |
| 04/22/2008 | US7362533 Disk drive with slider burnishing-on-demand |
| 04/17/2008 | US20080089664 Recording medium and apparatus for protecting copyrighted digital data |
| 04/17/2008 | US20080089191 Electromagnetic drive system |
| 04/17/2008 | US20080089190 Automated data storage library robot accessors with pivoting grippers for passing |
| 04/17/2008 | US20080089189 Optical Disc Apparatus |
| 04/17/2008 | US20080088975 Method for forming an electrical interconnect to a spring layer in an integrated lead suspension |
| 04/17/2008 | US20080088966 Servo control method and apparatus in seek retry condition and disk drive apparatus using the same |
| 04/17/2008 | US20080088965 Online identification of secondary actuator transfer function via system decoupling in multiple-stage actuator servo systems in disk drives |
| 04/16/2008 | CN101164114A Head support device and disk device with the same |
| 04/16/2008 | CN101164113A Power transmission member for head transfer mechanism, and disk device with the head transfer mechanism |
| 04/16/2008 | CN100382192C Apparatus for magnetic recording and method for measuring the offset amount |
| 04/16/2008 | CN100382150C Engineered interface for low fly height |
| 04/16/2008 | CN100382149C Magnetic disc device and method for producing the same |
| 04/16/2008 | CN100382147C A rotating recorder with dual encoder arrangement having eccentricity compensation |
| 04/15/2008 | US7360226 Disk player |
| 04/15/2008 | US7359159 Actuator for hard disk drive having a reinforced structure |
| 04/15/2008 | US7359158 Suspension of disc drive |
| 04/15/2008 | US7359157 Resin and metal head suspension for disk drive |
| 04/15/2008 | US7359155 Slider, head assembly and disk apparatus |