| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 12/28/2005 | CN1234112C Magnetic head hanger for disk driver |
| 12/28/2005 | CN1234111C Method and equipment for fitting magnetic head arm assembly |
| 12/27/2005 | US6980492 Magnetically suspended CD-ROM drive |
| 12/27/2005 | US6980388 Magnetic head supporting and positioning control mechanism |
| 12/22/2005 | US20050280944 Method for providing electrical crossover in laminated structure |
| 12/22/2005 | US20050280942 Negative pressure type head slider and disk drive |
| 12/22/2005 | US20050280918 System, method, and apparatus for disk drive actuator pivot set height tooling with active servo compensation |
| 12/22/2005 | US20050280917 Data track per inch optimization through compilation of voltage gain amplifier control signal data |
| 12/22/2005 | US20050280916 Dynamic stroke optimization in the self servo-write process |
| 12/21/2005 | CN1711595A Optical disc drive apparatus, method of controlling the position of optical pickup unit, method of detecting an innermost position of an optical pickup unit |
| 12/21/2005 | CN1232980C Servo recording method on data record media |
| 12/21/2005 | CN1232952C Equipment and method for improving microdriving mechanism installing on magnetic head slide block |
| 12/20/2005 | US6977881 Optical pickup with holding mechanism to effectively prevent comatic aberration |
| 12/20/2005 | US6977875 Tracking system for recording/reading a data medium and recording medium |
| 12/20/2005 | US6977794 Asymmetric seek velocity profile to improve power failure reliability for rigid disk drive with ramp |
| 12/20/2005 | US6977793 Magnetic recording disk drive with dual-stage actuator and control system with multiple controllers |
| 12/20/2005 | US6977790 Design scheme to increase the gain of strain based sensors in hard disk drive actuators |
| 12/20/2005 | US6977789 Disk drive for circular self servo writing and spiral self servo writing using prewritten reference servo bursts |
| 12/20/2005 | US6977788 Method and apparatus for adjusting angular position of magnetic head unit |
| 12/20/2005 | US6977108 Recording medium including patterned tracks and isolation regions |
| 12/20/2005 | US6976302 Slider manufacturing aid |
| 12/20/2005 | CA2183717C Apparatus for generating track count pulse |
| 12/15/2005 | US20050276182 Disk unit |
| 12/15/2005 | US20050276177 Recording/reproduction apparatus, recording/reproduction method and information recording medium |
| 12/15/2005 | US20050276170 Component placement apparatus, component feeding apparatus and method |
| 12/15/2005 | US20050275973 Single lever type actuator latch apparatus for disk drive |
| 12/15/2005 | US20050275972 Disk apparatus |
| 12/15/2005 | US20050275971 Femto slider for small form factor hard disk drive |
| 12/15/2005 | US20050275970 Disk device and slider |
| 12/15/2005 | US20050275964 Head position control method and disk apparatus |
| 12/15/2005 | US20050275963 Variable frequency chevron in printed media reference pattern to improve servo demodulation |
| 12/15/2005 | US20050275962 Overlapping data track access |
| 12/14/2005 | CN1708803A Disc device, disc eccentricity control method, and recording medium |
| 12/14/2005 | CN1708216A Component placement apparatus, component feeding apparatus and method |
| 12/14/2005 | CN1707956A Audio signal encoding and decoding apparatus |
| 12/14/2005 | CN1707679A HGA with flying altitude regulator, hard disc driver and producing method thereof |
| 12/14/2005 | CN1707678A Method and relative apparatus for optical processing unit of moving optical disc access device |
| 12/14/2005 | CN1707642A Recording/reproduction apparatus, recording/reproduction method and information recording medium |
| 12/14/2005 | CN1707623A Disk device and slider |
| 12/14/2005 | CN1707622A Method and apparatus for servo writing in a disk drive |
| 12/14/2005 | CN1707621A Data recording system with servo pattern having pseudo-random binary sequences |
| 12/14/2005 | CN1707620A Magnetic head device |
| 12/14/2005 | CN1707619A Thin-film magnetic head, head gimbal assembly, magnetic disk drive apparatus, method for designing and manufacturing thin-film magnetic head |
| 12/14/2005 | CN1707615A Producing method for sliding device of thin film magnetic head |
| 12/13/2005 | US6975565 Disk apparatus |
| 12/13/2005 | US6975487 Magnetic head having pads provided on the medium-facing surface for minimizing influences of air changes and magnetic recording apparatus provided with the same |
| 12/13/2005 | US6975483 Disk recording device for manufacturing hard disk drives |
| 12/13/2005 | US6975479 Magnetic disc storage apparatus |
| 12/13/2005 | US6975472 Head with heating element and control regime therefor |
| 12/13/2005 | US6975469 Servo data coded recording system for disk drive |
| 12/13/2005 | US6975123 Method and apparatus for calibrating piezoelectric driver in dual actuator disk drive |
| 12/08/2005 | WO2005116137A1 Lamp for polyoxymethylene resin hard disk drive |
| 12/08/2005 | US20050273799 Control mechanism for clamper guider in slot-in drive |
| 12/08/2005 | US20050273322 Audio signal encoding and decoding apparatus |
| 12/08/2005 | US20050272374 Tracking system |
| 12/08/2005 | US20050270701 Magnetic head device |
| 12/08/2005 | US20050270699 Ramp member of variable inclination angle in recording disk drive |
| 12/08/2005 | US20050270697 Magnetic disk device and magnetic head slider |
| 12/08/2005 | US20050270686 Disk device, and positioning control method and signal-processing circuit for head |
| 12/08/2005 | US20050270684 Method and system for determining contact potential in a hard disk drive |
| 12/08/2005 | US20050270683 Magnetic disk apparatus and position control method for magnetic head slider thereof |
| 12/08/2005 | US20050270682 Information recording and reproducing apparatus with power supply voltage monitoring function |
| 12/08/2005 | US20050270679 Condensation compensation in a motion control system |
| 12/08/2005 | US20050270678 Data storage device and data storage device control |
| 12/08/2005 | US20050268456 Method of manufacturing head actuator assembly and method of manufacturing disk device |
| 12/07/2005 | CN1705030A Disk drive |
| 12/07/2005 | CN1230820C Optical disk device |
| 12/07/2005 | CN1230806C Disc rail accounting method for disc machine system |
| 12/07/2005 | CN1230805C Method for carrying out track jump and playback device |
| 12/07/2005 | CN1230804C Pick-up equipment exchanging device of optical disk player |
| 12/06/2005 | US6973013 Track jump apparatus capable of varying moving pulse and braking pulse |
| 12/06/2005 | US6972930 ESD-protected slider and head gimbal assembly |
| 12/06/2005 | US6972921 Circuit and method for protecting emergency head-retract |
| 12/06/2005 | US6972920 Method and apparatus for preventing adjacent track erase in HDD |
| 12/06/2005 | US6972919 Increasing head-disk interface reliability using controlled heating |
| 12/06/2005 | US6972918 Magnetic disk memory system |
| 12/06/2005 | US6972540 Disk drive employing wedge spindle speed control with eccentricity compensation |
| 12/06/2005 | US6971155 Method of manufacturing a magnetic head |
| 12/06/2005 | US6971154 Hard disk balancing apparatus and method for hard disk drive |
| 12/01/2005 | US20050268132 Method of controlling idle mode of hard disc drive and apparatus therefor |
| 12/01/2005 | US20050268034 Diskarray system for suppressing disk fault |
| 12/01/2005 | US20050265549 Recording medium and apparatus for protecting copyrighted digital data |
| 12/01/2005 | US20050264944 Planar magnetic thin film head |
| 12/01/2005 | US20050264942 Rotating disk storage device with improved actuator arm |
| 12/01/2005 | US20050264941 Rotating disk storage device with actuator lock mechanism |
| 12/01/2005 | US20050264940 Disk drive actuator latch apparatus and method |
| 12/01/2005 | US20050264939 Integral wear-pad for slider-disk interference detection |
| 12/01/2005 | US20050264938 Magnetic head with air bearing surface protection film |
| 12/01/2005 | US20050264923 Disk drive |
| 12/01/2005 | US20050264917 Method and apparatus for servo writing in a disk drive |
| 12/01/2005 | US20050264916 Method of and apparatus for detecting actuator vibration in hard disc drive, and hard disc drive write control method of avoiding effect due to read/write head vibration |
| 12/01/2005 | US20050264915 Disk drive |
| 12/01/2005 | US20050264914 Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk drive |
| 12/01/2005 | US20050264913 System, method, and apparatus for improving the multiple velocity performance and write element protrusion compensation of disk drive sliders |
| 12/01/2005 | US20050264912 Tunable fly height using magnetomechanical effect in a magnetic head |
| 12/01/2005 | US20050264909 Methods and apparatus determining and/or using overshoot control of write current for optimized head write control in assembled disk drives |
| 12/01/2005 | US20050264905 Method to protect a GMR head from electrostatic damage during the manufacturing process |
| 12/01/2005 | US20050263235 Bonding method of magnetic head micro-motion actuator |
| 12/01/2005 | US20050262678 Retaining ring attaching device and data storage |
| 11/30/2005 | EP1600967A2 Servo track having periodic frames of tone field and embedded synchronization marks |