Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/2005
04/19/2005US6882503 Thin-film magnetic head and method of manufacturing same, and slider of thin-film magnetic head and method of manufacturing same
04/19/2005US6882502 Thin-film magnetic head with narrowed track width and method for making same
04/19/2005US6882501 Flow modification for reducing track misregistration in hard disk drives
04/19/2005US6882500 Airflow channel within a disc drive housing
04/19/2005US6882497 Track closure error cancellation for a disc drive
04/19/2005US6882496 Method for adaptively allocating data storage tracks in a disk drive to improve seek performance
04/19/2005US6882495 Wear reduction of a disc surface using an adaptive dither process
04/19/2005US6882494 Sensor system for disk device using floating head
04/19/2005US6882491 Dual mode write driver providing both voltage and current mode operation
04/19/2005US6882490 System for protection against copying on magnetic tape recorders
04/19/2005US6882489 Dynamic off-track detector
04/19/2005US6882488 Method for magnetic recording on patterned multilevel perpendicular media using variable write current
04/19/2005US6882487 Compensation for timing variation in disc drives employing servo tracking systems
04/19/2005US6882486 Disk drive comprising asynchronous/synchronous gain control for fault tolerant detection of servo sync mark after head switch
04/19/2005US6882485 Method and system to measure the write current of a current mode write driver in a direct way
04/19/2005US6882484 Magnetic transfer system
04/19/2005US6881534 Method of forming mask, method of forming patterned thin film, and method of fabricating micro device
04/19/2005US6881504 Multilayer; magnetic layer with nonmagnetic interface
04/19/2005US6881503 Comprises cobalt/platinum based alloy layer; disk drives
04/19/2005US6881497 ‘Thermal spring’ magnetic recording media for writing using magnetic and thermal gradients
04/19/2005US6881496 Using exchange coupling but capable of improving the heat resistance without deteriorating the resolution and the NLTS, media noise is effectively reduced; use in a high density, magnetic recording exceeding 100 Gb/in2
04/19/2005US6881495 Magnetic material with a recording layer stacked on it having a second magnetic material which exerts exchange coupling interaction with the first magnetic material in a direction to make an orthogonal relation under room temperature
04/19/2005US6881474 Magnetic tape possessing a controlled radius of curvature in the width and longitudinal directions
04/19/2005US6881124 Method of manufacturing magnetic head
04/14/2005WO2005034124A1 Optical disc drive focusing apparatus for printing an image on a label region
04/14/2005WO2005034113A1 Control means and method of controlling a current through a coil
04/14/2005WO2005034098A1 Information storage medium and method for producing a storage medium of this type
04/14/2005WO2005034097A1 Perpendicular magnetic recording medium, its manufacturing method, recording method, and reproducing method
04/14/2005WO2005034096A1 Dual seed layer for recording media
04/14/2005WO2005034095A1 Perpendicular magnetic recording medium, manufacturing method therefor, and magnetic read/write apparatus using the same
04/14/2005WO2005034094A1 Information recording medium and method for manufacturing same
04/14/2005WO2005034093A1 Heat assisted magnetic recording head and method
04/14/2005WO2005033585A2 Systems and methods for conditoning air and transferring heat and mass between airflows
04/14/2005WO2003101744A3 Multi-layer carbonless sheet product
04/14/2005US20050081128 Decoding low density parity codes
04/14/2005US20050081056 Authentication method and system for magnetic recording medium, and authenticatable magnetic recording medium
04/14/2005US20050079647 Method and system for patterning of magnetic thin films using gaseous transformation
04/14/2005US20050079633 Removing fluids from device comprising penetrable leak-proof cap; decreasing contamination during liquid collection
04/14/2005US20050079551 organic layer formed on a board and having a surface state in which small sections having a different adsorption property from that of a periphery due to a partial difference in molecular structure; and a particle layer having at least one or more nanoparticles arranged on each of the small sections
04/14/2005US20050079448 Method for forming resist pattern
04/14/2005US20050079391 Glass substrate for recording information with metal oxides
04/14/2005US20050079389 Magnetic recording medium
04/14/2005US20050079388 Magnetic recording medium having good in-plane orientation
04/14/2005US20050079283 Recording medium, method of manufacturing recording medium and recording-reproducing apparatus
04/14/2005US20050079282 Ultra-high-density magnetic recording media and methods for making the same
04/14/2005US20050078594 Method of recording information, equipment thereof and information recording medium
04/14/2005US20050078589 Detector for detecting information carried by a signal having a sawtooth-like shape
04/14/2005US20050078588 Wobbling signal demodulation method, wobbling signal demodulation circuit, and optical disk drive
04/14/2005US20050078578 Optical recording medium and recording device for this optical recording medium and recording method
04/14/2005US20050078572 Land pre-pit address demodulating device
04/14/2005US20050078566 Logical mapping for improved head switching between corresponding tracks in a data handling device
04/14/2005US20050078565 Near-field optical transducers for thermal assisted magnetic and optical data storage
04/14/2005US20050078564 Floating slider, and magneto-optical storage device comprising it
04/14/2005US20050078418 Ferromagnetic double tunnel junction element with asymmetric energy band
04/14/2005US20050078417 Magnetoresistance effect device, method of manufacturing the same, magnetic memory apparatus, personal digital assistance, and magnetic reproducing head, and magnetic information reproducing apparatus
04/14/2005US20050078416 Suspension, head gimbal assembly and disk drive apparatus with head gimbal assembly
04/14/2005US20050078415 Integrated lead suspension and method of construction
04/14/2005US20050078414 Features for improved slider attachment
04/14/2005US20050078413 Head gimbal assembly with magnetic head slider and magnetic disk drive apparatus with head gimbal assembly
04/14/2005US20050078412 Thin film head, producing method thereof and magnetic disk apparatus
04/14/2005US20050078411 Head for recording and reading optical data and method of manufacturing the same
04/14/2005US20050078410 Integrated magnetic head for magnetic recording and method for making same
04/14/2005US20050078407 Base plate design for reducing deflection of suspension assembly by swaging
04/14/2005US20050078405 Method of generating current trajectory for seek control of hard disc drive and seek control system using the same
04/14/2005US20050078404 Data storage device and actuator control method
04/14/2005US20050078403 Method and apparatus for writing servo data in a disk drive
04/14/2005US20050078402 Using a mechanical stop for determining an operating parameter of a data handling device
04/14/2005US20050078401 Disk drive having reduced variation of disk surface lubricant layer thickness
04/14/2005US20050078400 Retract method to reduce head friction with the disk for a hard disk drive
04/14/2005US20050078398 Apparatus and method to read information from a tape storage medium
04/14/2005US20050078397 Method and system for magnetic recording using self-organized magnetic nanoparticles
04/14/2005US20050078395 Defect management for HDD with variable index architecture
04/14/2005US20050078394 Apparatus for providing data dependent detection in a data read channel
04/14/2005US20050078393 Method for determining a type of head, and method for optimizing a write parameter using the head type determining method in a hard disc drive
04/14/2005US20050078392 Master carrier for magnetic transfer
04/14/2005US20050076493 Method of configuring hard disk drive with transparent cover, flashing device, and with specially decorated top plate or hub for storage applications with a visually observable disk drive
04/13/2005EP1523005A2 Disk drive
04/13/2005EP1522996A2 Method of recording identification information, equipment therefor and information recording medium
04/13/2005EP1522993A2 Master carrier for magnetic transfer
04/13/2005EP1522992A1 Magnetic recording medium and method for producing the same
04/13/2005EP1522991A1 Thin film magnetic recording head
04/13/2005EP1522066A1 Lens driving device for optical read and/or write system and optical read/write system
04/13/2005EP1522065A2 Head support mechanism, head drive device, and disk apparatus
04/13/2005CN1606774A Disc drive servo track writer utilizing low-density gas
04/13/2005CN1606107A Method and system for patterning of magnetic thin films using gaseous transformation
04/13/2005CN1606077A Land pre-pit address demodulating device
04/13/2005CN1606073A Method of recording information, equipment thereof and information recording medium
04/13/2005CN1606071A Method and apparatus for writing servo data in a disk drive
04/13/2005CN1606070A Identification of laterally positioned servo bands employing differentiating characteristics of servo patterns
04/13/2005CN1606069A Suspension arm end / suspension arm assembly and method for making same
04/13/2005CN1606068A Retract method to reduce head friction with the disk for a hard disk drive
04/13/2005CN1606067A Head gimbal assembly with magnetic head slider and magnetic disk drive apparatus with head gimbal assembly
04/13/2005CN1606066A Head support mechanism, head arm assembly, and disk drive apparatus with head arm assembly
04/13/2005CN1606065A Current-perpendicular-plane configuration spin valve having one magnetic domain structure and process of preparation thereof
04/13/2005CN1606064A Magnetic head device, magnetic tape recording reproducing device and method for covering outer induction field
04/13/2005CN1606063A Apparatus and method to read information from a tape storage medium
04/13/2005CN1197060C Optical disk, method for recording and reading out information on disk and used device
04/13/2005CN1197057C Mylar used for magnetic recording medium, and magnetic recording tape
04/13/2005CN1197056C Magnetic record medium
04/13/2005CN1197055C Magnetic head with micro-actuator and manufacturing method thereof