| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 04/29/2003 | US6556521 Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error |
| 04/29/2003 | US6556520 Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error |
| 04/29/2003 | US6556386 FPC connection arrangement for a disk unit |
| 04/29/2003 | US6556384 Head supporting arm, Data recording apparatus, with laser beam exposing aperture and limiter |
| 04/29/2003 | US6556383 Disc drive anti-shock suspension cushions |
| 04/29/2003 | US6556381 Magnetic disk device and magnetic head slider |
| 04/29/2003 | US6556370 Method of writing tracking servo signal pattern for magnetic disk device |
| 04/29/2003 | US6556369 Disk drive device with a high frequency access method and apparatus |
| 04/29/2003 | US6556368 Disk apparatus and control method therefor |
| 04/29/2003 | US6556367 Storage apparatus and position sensitivity setting method |
| 04/29/2003 | US6555043 Method of making a carriage assembly for a disk drive |
| 04/29/2003 | US6553648 Manufacturing method of a side core type magnetic head slider |
| 04/29/2003 | US6553647 Bonding magnetic heads of disk drives to signal controllers using ultrasonic frequencies to weld the wires |
| 04/24/2003 | WO2003034430A1 Method for eccentric control of magnetic disc, record medium with recorded data on this method, and magnetic disc comprising this method |
| 04/24/2003 | WO2003034416A2 Slider for an optical data writing/reading apparatus, and apparatus comprising such a slider |
| 04/24/2003 | US20030076617 Magnetic disk device |
| 04/24/2003 | US20030076615 Phase-advanced filter for robust resonance cancellation |
| 04/24/2003 | US20030074783 Method for actively controlling the gram load on a disk drive suspension assembly |
| 04/24/2003 | US20030074782 Fabrication method for a multi-layer suspension |
| 04/23/2003 | EP1304683A2 Recording medium drive and head assembly therefor |
| 04/23/2003 | EP0789903B1 Low flying magnetic heads for stabilizing flexible media |
| 04/23/2003 | CN1412764A Device for controlling tracking magnetic disk |
| 04/23/2003 | CN1412744A Piezoelectric actuator device for magnetic head assembly |
| 04/23/2003 | CN1106788C 电路基片 Circuit substrate |
| 04/23/2003 | CN1106640C Optical disk and optical drive device |
| 04/22/2003 | US6552970 Optical disk apparatus |
| 04/22/2003 | US6552877 Magnetic-head supporting mechanism |
| 04/22/2003 | US6552875 Suspension design for improving the curing process for head bonding application and method for same |
| 04/22/2003 | US6552872 Magnetic disk drive capable of preventing stiction of magnetic head |
| 04/22/2003 | US6552871 Hard disk drive head-media system having reduced stiction and low fly height |
| 04/22/2003 | US6552869 Magnetic storage card |
| 04/22/2003 | US6552867 Head positioning controller for information recording and/or reproducing apparatus with head tracking of nonsynchronous radial runout (NRRO) of the disk |
| 04/22/2003 | US6552302 Method for correcting surface shape of magnetic head slider and magnetic head slider |
| 04/22/2003 | US6551438 Method of manufacturing magnetic head slider, method of fixing row bars, and curing agent |
| 04/22/2003 | US6551173 Process and apparatus for finishing a magnetic slider |
| 04/17/2003 | US20030072226 Storage apparatus |
| 04/17/2003 | US20030072222 Disk drive apparatus and track jumping control method |
| 04/17/2003 | US20030072108 Head slider and head supporting device and disk drive |
| 04/17/2003 | US20030072102 Rotational recording apparatus and control method |
| 04/17/2003 | US20030072101 Servo data writing apparatus and servo data writing method |
| 04/17/2003 | US20030071541 Piezoelectric actuator set for head assembly |
| 04/17/2003 | US20030070834 Integrated lead suspension and method of construction |
| 04/16/2003 | EP1301765A1 Apparatus and method for the checking of forces |
| 04/16/2003 | CN1411597A Method of fabricating lubricant-integrated load/unload ramp for disc drive |
| 04/16/2003 | CN1410991A 信息记录装置和信息记录方法 An information recording apparatus and information recording method |
| 04/16/2003 | CN1410978A Apparatus and method for generating adaptive tracking zero cross signal in CD driver |
| 04/16/2003 | CN1106013C Disk record system and method for controlling rotating of rotary disk in system |
| 04/15/2003 | US6549492 Method and apparatus for run-out correction in a disk drive |
| 04/15/2003 | US6549377 Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading |
| 04/15/2003 | US6549376 Gimbal suspension with vibration damper |
| 04/15/2003 | US6549374 Floating-type magnetic head with straddle-mounted spring-type flexure with pivot projection |
| 04/15/2003 | US6549373 Head suspension assembly with IC chip |
| 04/15/2003 | US6549372 Device for limiting head movement within a hard disk drive |
| 04/15/2003 | US6549364 Optimization method and apparatus for a generalized fourier seek trajectory for a hard disk drive servomechanism |
| 04/15/2003 | US6549363 Optical servo system for a tape drive |
| 04/15/2003 | US6549353 Overshoot control for a hard disk drive write head |
| 04/15/2003 | US6549349 Adaptive vibration control for servo systems in data storage devices |
| 04/15/2003 | US6549044 Driving circuit for a voice coil motor and driving method thereof |
| 04/15/2003 | US6546968 Compression molding; pressurization cycles |
| 04/10/2003 | WO2003030170A1 A phase-advanced filter for robust resonance cancellation |
| 04/10/2003 | WO2003030169A1 Recording medium drive device |
| 04/10/2003 | US20030067720 Wireless suspension design to accommodate multiple drive designs |
| 04/10/2003 | US20030067718 Slider of thin-film magnetic head and method of manufacturing same |
| 04/10/2003 | US20030067714 Slider materials |
| 04/10/2003 | US20030067709 Data storage device, head positioning apparatus and head positioning method |
| 04/10/2003 | US20030067708 Data storage device, head positioning apparatus and head positioning method |
| 04/10/2003 | US20030067707 Method of recording servo data |
| 04/10/2003 | US20030067706 System and method for enhancing load/unload performance of low-flying heads in a disk drive |
| 04/10/2003 | US20030067705 Disk drive |
| 04/10/2003 | US20030067698 Fly height measurement for a disc drive |
| 04/09/2003 | EP1300848A2 Head slider and head supporting device and disk drive |
| 04/09/2003 | EP1300841A2 Flexible disk drive control method capable of preventing a seek error |
| 04/09/2003 | EP1300839A2 Recording medium playback apparatus |
| 04/09/2003 | EP1196914B1 Tracking system for recording/reading a data medium and recording medium |
| 04/09/2003 | CN1409316A Magnetic head positioner and information recording and replay device |
| 04/09/2003 | CN1409315A Lead conductor parts of magnetic head, universal frame assembly and its test and producing method |
| 04/09/2003 | CN1409306A Optic disc device |
| 04/08/2003 | US6546355 ABS shape correction method for slider of magnetic head, and ABS shape correction apparatus for slider of magnetic head |
| 04/08/2003 | US6546296 Calibration method for two-stage actuator control system |
| 04/08/2003 | US6545846 Piezoelectric controlled mechanism for minute movement of a magnetic head |
| 04/08/2003 | US6545845 Actuator assembly retaining clip |
| 04/08/2003 | US6545843 Disk drive capable of avoiding the contact of disk and head slider in loading |
| 04/08/2003 | US6545838 Self tuning model reference controller in a disc drive |
| 04/08/2003 | US6545836 Servo control apparatus and method using absolute value input signals |
| 04/08/2003 | US6545831 Servo-sector arrangement over several data arcs for a rotational head data recording and retrieving system |
| 04/08/2003 | US6543711 Damper continuous feeding body |
| 04/08/2003 | US6543677 Solder-ball bonding device and method |
| 04/03/2003 | WO2003028016A1 Optical disk device |
| 04/03/2003 | US20030063549 Recording medium playback apparatus |
| 04/03/2003 | US20030063410 Apparatus to generate an adaptive track zero crossing signal in a disc drive and method used by the apparatus |
| 04/03/2003 | US20030063409 Flexible disk drive control method capable of preventing a seek error from occurring |
| 04/03/2003 | US20030063404 Position demodulating method and circuit of disk apparatus |
| 04/02/2003 | EP1298735A2 Thin film piezoelectric element and its manufacturing method and actuator unit using same |
| 04/02/2003 | EP1051706B1 Data medium optical recording/reading device |
| 04/02/2003 | EP0806003B1 Methods and apparatus for controlling access to a recording disk |
| 04/02/2003 | CN1408112A Wear durability using high wear-resistant slip pads |
| 04/02/2003 | CN1407546A Optical pick-up for restraining shock of lens frame |
| 04/01/2003 | US6542917 Storage apparatus |
| 04/01/2003 | US6542446 Optical disc, and optical disc accessing apparatus capable of securing pickup to base |
| 04/01/2003 | US6542337 Hard disk apparatus |