Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/2005
03/31/2005US20050068672 Liftoff process for thin photoresist
03/31/2005US20050068671 Magnetic transducer for perpendicular magnetic recording with single pole write head with trailing shield
03/31/2005US20050068670 Transducing head design with low erasure field
03/31/2005US20050068669 Head for perpendicular recording with a floating trailing shield
03/31/2005US20050068668 Batch fabricated servo write head
03/31/2005US20050068665 Write pole fabrication for perpendicular recording
03/31/2005US20050068664 System and method for writing HDD depending on direction of head skew
03/31/2005US20050068663 Method for operating disk drive having improved timing marks
03/31/2005US20050068662 Method and apparatus for determining track pitch for writing servo information in a disk drive
03/31/2005US20050068661 Apparatus and method for controlling head loading in disk drive
03/31/2005US20050068660 Slider fly-height measurement using viscoelastic material
03/31/2005US20050068659 Methods and apparatus for thermally bonding lubricant to a disk surface with use of a heat source in a magnetic head
03/31/2005US20050068658 Method for self-servo self-writing a disk drive with dual-stage actuator
03/31/2005US20050068657 Servo self-write disk drive with dual-stage actuator
03/31/2005US20050068656 Disk drive including an auxiliary pulse width modulation (PWM) control circuit and related methods
03/31/2005US20050068655 Method and apparatus for dynamically establishing roll static attitude in hard disk drive
03/31/2005US20050068654 System and apparatus for assembly level disk erase
03/31/2005US20050068653 Hard disk drive having drive temperature self-adjustment for temperature-sensitive measurements
03/31/2005US20050068652 Magnetic disk control apparatus, magnetic disk control method, magnetic disk control program, and magnetic disk
03/31/2005US20050068651 Disk drive having improved timing marks
03/31/2005US20050068650 Detection of recorded data employing interpolation with gain compensation
03/31/2005US20050068412 Enhancing optical density
03/31/2005US20050068025 Drive temperature self-adjustment for temperature-sensitive measurements
03/31/2005US20050067376 Method of manufacturing monolithic inkjet printhead
03/31/2005US20050067375 Method for fabrication of magnetic write head with self aligned poles
03/31/2005US20050067374 Method of forming a read sensor using photoresist structures without undercuts which are removed using chemical-mechanical polishing (CMP) lift-off processes
03/31/2005US20050067372 Method for forming a read transducer by ion milling and chemical mechanical polishing to eliminate nonuniformity near the MR sensor
03/31/2005US20050067371 Mask forming method, mask forming functional layer, dry etching method, and method of manufacturing an information recording medium
03/31/2005US20050067096 Treatment system and method for a head gimbal assembly static altitude control
03/31/2005US20050066519 System for automatically debonding, processing, and handling fragile slider rows
03/31/2005US20050066517 Ion mill process with sacrificial mask layer to fabricate pole tip for perpendicular recording
03/31/2005US20050066514 Method for improving hard bias properties of layers in a magnetoresistive sensor
03/30/2005EP1519367A2 Information record apparatus and method, information record and reproduction apparatus and method, and computer program product
03/30/2005EP1519364A1 Thin film magnetic recording head
03/30/2005EP1518231A1 Method and device for determining a set of recording pulse series parameters for optical carrier recording, and optical record carrier
03/30/2005EP1518228A1 Multi-layered high-density recording medium and optical power adjusting method therefor
03/30/2005EP1517794A1 Ink jet printhead chip with predetermined micro-electromechanical systems height
03/30/2005EP1346347B1 Head drum with magnetic mounting of rotary transformer
03/30/2005CN1602339A Ramp for hard disc
03/30/2005CN1602008A Simplified data recovery from high speed encoded data
03/30/2005CN1601613A Magnetic memory medium and its mfg method
03/30/2005CN1601612A Log-structured file system for disk drives with shingled writing
03/30/2005CN1601611A Suspension board with circuit and procuding method thereof
03/30/2005CN1601610A Double-barrier tunnel junction senser having effect of resonance tunnel pass
03/30/2005CN1601609A Head for perpendicular recording with a floating trailing shield
03/30/2005CN1601608A Magnetic head
03/30/2005CN1601607A Method for depositing a thin film adhesion layer
03/30/2005CN1600549A Method of manufacturing monolithic inkjet printhead
03/30/2005CN1195294C Edge offset magnetic-resistance sensor, its mfg. method and magnetic memory system comprising same
03/29/2005US6873587 Servo writer
03/29/2005US6873576 Method of thermally-assisted data recording and a recording apparatus
03/29/2005US6873545 Hybrid semiconductor-magnetic device and method of operation
03/29/2005US6873502 Magnetic tunnel effect type magnetic head, and method of producing same
03/29/2005US6873501 CPP spin valve head with bias point control
03/29/2005US6873500 Exchange coupling film capable of improving playback characteristics
03/29/2005US6873499 Read head having high resistance soft magnetic flux guide layer for enhancing read sensor efficiency
03/29/2005US6873498 Magnetic head and method of manufacturing the same
03/29/2005US6873497 System and method for improving piezoelectric micro-actuator operation by preventing undesired micro-actuator motion hindrance and by preventing micro-actuator misalignment and damage during manufacture
03/29/2005US6873496 Side rail slider having improved fly height control
03/29/2005US6873494 Write head with high moment film layer having tapered portion extending beyond write gap layer
03/29/2005US6873492 Magnetic media with readable topographical features in combination with a slider-mounted non-magnetic transducer
03/29/2005US6873490 Control object positioning using jerk, current and time optimized control profiles
03/29/2005US6873489 Method, system, and program for estimating coil resistance of a voice coil motor in a disk drive system
03/29/2005US6873488 Enhanced MR offset with dynamic tuning range
03/29/2005US6873487 Hybrid servopositioning systems
03/29/2005US6873484 Disk drive including perpendicular magnetic recording system with write compensation
03/29/2005US6873483 Disk drive with servo synchronous recording
03/29/2005US6873482 Magnetic recording drive with continuous magnetic servo system
03/29/2005US6872896 Elongated bridge shunt
03/29/2005US6872579 Thin-film coil and method of forming same
03/29/2005US6872478 Multilayer; narrow pulse transmission width; accuracy recording; disk drive
03/29/2005US6872467 Magnetic field sensor with augmented magnetoresistive sensing layer
03/29/2005US6872285 System for depositing a film
03/29/2005US6872123 Method of and apparatus for lapping magnetic head slider
03/29/2005US6871810 Packing of a magnetic tape to improve pack stability prior to removal from a tape drive
03/29/2005US6871392 Method of constructing an integrated lead suspension
03/24/2005WO2005027121A1 Method of recording data, information storage medium drive, and information storage medium therefor
03/24/2005WO2005027105A1 Data recording and/or reproducing apparatus for recording data recording status information on optical disc, and optical disc therefor
03/24/2005WO2005027100A1 Perpendicular magnetic recording medium having amorphous soft magnetic film
03/24/2005WO2005027099A1 EXCHANGE COUPLED FILM HAVING ANTIFERROMAGNETIC Mn-Ir ALLOY FILM AND METHOD FOR PRODUCING SAME, AND PERPENDICULAR MAGNETIC RECORDING MEDIUM AND METHOD FOR PRODUCING SAME
03/24/2005WO2005026696A1 Apparatus and method for testing mechanical endurance of surface of optical disc.
03/24/2005WO2005025844A1 Multilayer reflective information carrier and method for manufacturing thereof
03/24/2005WO2004086808A3 Portable audio system
03/24/2005US20050066349 Double sided versatile disc device
03/24/2005US20050066242 Hybrid scan-based delay testing technique for compact and high fault coverage test set
03/24/2005US20050064346 forming photoresist films on nonmagnetic surfaces, then forming protrusions and recesses on the film by exposing to light and developing, contacting with photomasks and selectively etching to form patterns that preventing undesirable diffraction, for use in recording signals onto magnetic recording media
03/24/2005US20050064297 Rotary apertured interferometric lithography (RAIL)
03/24/2005US20050064244 High saturation flux density soft magnetic material
03/24/2005US20050064243 Magnetic recording medium
03/24/2005US20050064242 Particles dispersed in a first natural or synthetic resin binder; coextrusion; enhanced magnetic gauss level, field strength; for use in magnetic signs, cards, decorative objects, holding and supporting magnets
03/24/2005US20050064198 Comprises polythiophene and polystyrenesulfonic acid; improved antistatic property unaffected by changes in humidity, transparency, water resistance, and scratch resistance
03/24/2005US20050064092 For magnetoresistive (MR) heads; by separating the flux guide and the free layer to prevent the shunting of current
03/24/2005US20050063276 Optical disc device
03/24/2005US20050063275 Adaptive equalization apparatus and adaptive equalization method
03/24/2005US20050063274 Information recording method and information recording medium
03/24/2005US20050063273 Method for recording data in an optical recording disc and an apparatus for recording data in an optical recording disc
03/24/2005US20050063272 Method for recording data in an optical recording disc and an apparatus for recording data in an optical recording disc
03/24/2005US20050063271 Optical disk apparatus and pickup driving method thereof
03/24/2005US20050063269 Optical disk driving apparatus and method, and recording medium and program used therewith
03/24/2005US20050063268 Information recording apparatus and an information recording system