| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 05/26/2009 | US7538965 Method and apparatus for writing servo management information in a disk drive |
| 05/26/2009 | US7538964 Magnetic disk drive |
| 05/26/2009 | US7538961 Using inductance to measure writer spacing in perpendicular magnetic recording |
| 05/26/2009 | US7536771 Method for loading single head in a hard disk drive |
| 05/22/2009 | WO2009065111A1 Low power disk-drive motor driver |
| 05/22/2009 | WO2009064804A1 Mitigating the effects of disturbances of a disk drive |
| 05/22/2009 | WO2009064669A1 Method of reliable usage of dynamic fly-height control at environmental extremes |
| 05/22/2009 | WO2009064302A1 Tolerance ring for data storage with overlapping tab feature for mass control |
| 05/22/2009 | WO2009063558A1 Head suspension assembly and suspension |
| 05/22/2009 | WO2009063543A1 Disc device |
| 05/22/2009 | WO2005094396A3 High reliability-parallel data transfer hard disk drive |
| 05/21/2009 | US20090129215 Storage medium library device and storage medium library device cartridge transporting method |
| 05/21/2009 | US20090128960 Thin plate formation method, thin plate and suspension correction apparatus, and correction method |
| 05/21/2009 | US20090128959 Self PSA adjustment using thermal adapter on suspension for improving takeoff in hot/wet environment |
| 05/21/2009 | US20090128948 Methods and apparatus to control heat dissipation in hard-disk drives |
| 05/21/2009 | US20090128947 Disk drive determining operating fly height by detecting head disk contact from disk rotation time |
| 05/21/2009 | US20090128946 Discontinuous mode back emf measurement |
| 05/21/2009 | US20090127241 Thin plate formation method, thin plate and suspension correction apparatus, and correction method |
| 05/20/2009 | CN101436411A Disk drive determining operating fly height by detecting head disk contact from disk rotation time |
| 05/20/2009 | CN100490520C Control device and system of control using digital data in medium |
| 05/20/2009 | CN100489970C Recording and/or playing back device |
| 05/19/2009 | US7535681 Micro-actuator including side arms having back-turned extensions, head gimbal assembly and disk drive unit with the same |
| 05/19/2009 | US7535680 Micro-actuator with integrated trace and bonding pad support |
| 05/19/2009 | US7535679 Disk drive actuator latch apparatus having elastic damping arm |
| 05/19/2009 | US7535678 Method and system for utilizing flexible members in a head gimbal assembly to reduce impact of operational disturbances of slider flying height |
| 05/19/2009 | US7535670 Flow or windage control for a cantilevered head assembly |
| 05/19/2009 | US7535667 Erase band compensated offset servo trimming |
| 05/19/2009 | US7535665 Servo writer and servo signal writing method |
| 05/19/2009 | CA2426322C Recording medium for protecting copyrighted data |
| 05/14/2009 | WO2009060506A1 Storage medium driving device and method for controlling temperature of ramp member for storage medium driving device |
| 05/14/2009 | US20090122661 Disc changer |
| 05/14/2009 | US20090122438 Design of feedforward controller for controlling position of magnetic head in magnetic disk drive |
| 05/14/2009 | US20090122437 Fly height adjustment device calibration |
| 05/14/2009 | US20090122436 Control of Transducer to Tape Spacing |
| 05/14/2009 | US20090120218 Head moving device |
| 05/13/2009 | CN201237900Y Positioning device of magnetic head floating roll and magnetic recording apparatus employing the same |
| 05/13/2009 | CN101432806A Magnetic head substrate, magnetic head and recording medium driving device |
| 05/13/2009 | CN101430886A Disk device |
| 05/13/2009 | CN101430885A Head, head suspension assembly, and disk device provided with the same |
| 05/13/2009 | CN100487794C Feedback control method for slider air-supported vibration in active attenuation hard disk drive slider |
| 05/13/2009 | CN100487384C Optical head tri-dimensional torquer inclined movement characteristic curve test method |
| 05/12/2009 | US7532550 Apparatus for setting a recorded parameter on non-used area of an optical disc |
| 05/12/2009 | US7532549 Method of recording file system information of write-once high density optical disc and reproducing method thereof |
| 05/12/2009 | US7532548 Method and apparatus for managing overwrite on an optical disc write once |
| 05/12/2009 | US7532440 Dual stage, head stack assembly for a disk drive |
| 05/12/2009 | US7532428 Soft touch clamp actuation mechanism |
| 05/12/2009 | US7532424 Method of writing pattern on media and data storage device |
| 05/12/2009 | US7531753 Suspension board with circuit |
| 05/07/2009 | WO2009057658A1 Substrate for magnetic head, magnetic head, and recording medium drive |
| 05/07/2009 | WO2009057457A1 Disk device |
| 05/07/2009 | WO2009057220A1 Disc drive |
| 05/07/2009 | US20090116822 Image displaying system |
| 05/07/2009 | US20090116139 Hard disk drive protection system and method |
| 05/07/2009 | US20090116138 Disk drive and controlling method thereof |
| 05/07/2009 | US20090116137 Perpendicular magnetic recording medium and magnetic storage apparatus using the same |
| 05/07/2009 | US20090116136 Vibration detection and compensation filter |
| 05/07/2009 | US20090116135 Head positioning assembly |
| 05/06/2009 | EP2056298A1 Data recording apparatus, method of controlling same, and computer program |
| 05/06/2009 | EP1618565A4 Optical disc drive compatible with memory card slot |
| 05/06/2009 | EP1269612B1 Linear voice coil actuator with compensating coils |
| 05/06/2009 | CN101425309A Data recording apparatus, method of controlling same, and computer program |
| 05/06/2009 | CN101425302A Te signal polarity determining system and related method thereof |
| 05/06/2009 | CN101425298A Read-write head slider for disk apparatus |
| 05/06/2009 | CN101425295A Manufacturing method for magnetic head sliding block |
| 05/06/2009 | CN100485796C Disk playback device |
| 05/06/2009 | CN100485793C Pick-up feeder, information regenerator and information recorder |
| 05/06/2009 | CN100485792C Recording and/or playing back device |
| 05/06/2009 | CN100485784C Magnetic head assembly |
| 05/06/2009 | CN100485783C Clamp for fixing magnetic head assembly and measuring method of rising quantity using the same |
| 05/06/2009 | CN100485781C Method and device producing magnetic reference sample on magnetic disk |
| 05/06/2009 | CN100485218C Magnetic head components and disk drive comprising a plurality of magnetic heads and associated disks |
| 05/05/2009 | US7529159 System and method for recording information onto an information recording medium's first and second recording layers |
| 05/05/2009 | US7529060 Read and write head element arrangement |
| 05/05/2009 | US7529057 Servo loop employing correction vector from a secondary disturbance sensor to minimize correlation between servo loop error and disturbance sensor output |
| 05/05/2009 | US7529056 Control apparatus, storage device, and head retracting method |
| 05/05/2009 | US7529055 Writing reference patterns in a disk drive using back EMF based timing signals compensated for repeatable variation therein |
| 05/05/2009 | US7529054 Adaptive recording band expansion methodology |
| 04/30/2009 | WO2009054222A1 Ultrasonic actuator and magnetic recording system |
| 04/30/2009 | US20090109303 Data recording apparatus, method of controlling same, and computer program |
| 04/29/2009 | EP1709630B1 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 |
| 04/29/2009 | CN101419805A Seek control apparatus and method for generating control data for seek control |
| 04/29/2009 | CN101419804A Magnetic disk device and method for controlling nagetic head |
| 04/29/2009 | CN100484363C Wiring circuit board and production method thereof |
| 04/29/2009 | CN100483527C Method and apparatus for limiting shock damage to hard disk drive during operation |
| 04/28/2009 | US7525884 Position control apparatus and method for an optical disk recording/reproducing apparatus with interlinked on/off of a phase compensator and on/off of a servo loop |
| 04/28/2009 | US7525769 Micro-actuator having swing support to allow horizontal swinging movement of slider support |
| 04/28/2009 | US7525768 Electrical connection between a suspension flexure cable and a head stack assembly flexible circuit |
| 04/28/2009 | US7525766 Magnetic head slider with groove formed in reduced-width portion of trailing pad between head and trailing edge |
| 04/28/2009 | US7525764 Suspension board with circuit |
| 04/28/2009 | US7525751 Hard disk drive adapted to detect free-fall and perform emergency parking of read/write head prior to impact |
| 04/28/2009 | US7525750 Head retracting apparatus, storage device, and head retracting method |
| 04/23/2009 | WO2009050770A1 Signal transmission circuit and memory device |
| 04/23/2009 | US20090103212 Magnetic Head Suspension |
| 04/23/2009 | US20090103205 Apparatus, Method and Program for Controlling Writing of Data by Tape Recording Apparatus |
| 04/23/2009 | US20090103203 Recording apparatus and control circuit |
| 04/22/2009 | EP1571653B1 Disc apparatus, disc apparatus assembly. disc apparatus manufacturing method |
| 04/22/2009 | CN101416247A Spindle stage for testing magnetic head with VCM mechanism and automatic magnetic head mounting/demounting device |
| 04/22/2009 | CN101416238A Method for improved insitu spiral writing |
| 04/22/2009 | CN101414465A Slider that utilizes surface acoustic waves |
| 04/21/2009 | US7522483 Disc drive unit and disc recording and/or reproducing apparatus |