Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
02/2003
02/26/2003CN1399776A Rotary piezoelectric microactuator with optimum suspension arrangement
02/26/2003CN1399774A Actuator arm with tapered trailing edge and recessed head conductor
02/26/2003CN1399668A Composition and method for planarizing surfaces
02/26/2003CN1399254A Method of eliminating system error of radial variation in automatic servo and disc drive
02/26/2003CN1399253A Determination method of whether or not there is offset in trigger code
02/26/2003CN1399252A Method and device determining write/read unit interval of magnetic head
02/26/2003CN1399251A Automatic servo disc-writing method in disc driver
02/26/2003CN1399250A Method of generating timing code for automatic servo write of rotating magnetic disk
02/26/2003CN1399249A System error determining method and unit
02/26/2003CN1399248A Magnetic head, magnetic head making process and slide head striping process
02/26/2003CN1398680A Coating apparatus
02/26/2003CN1102289C Apparatus for processing signal obtained from storage medium
02/26/2003CN1102287C Magnetic recording and reproduction apparatus having recording characteristic correction function
02/26/2003CN1102284C Sliding board with shallow etch air bearing surface features to optimize transducer spacing and its making method
02/26/2003CN1102283C Ferromagnetic tunnel junction magnet sensor
02/25/2003US6526482 Method of and apparatus for tracking appended data on storage medium
02/25/2003US6526001 Magnetic head
02/25/2003US6525913 Read head with sunken prefill insulation for preventing lead to shield shorts and maintaining planarization
02/25/2003US6525912 Thin magnetic head with intermediate gap layer, magnetoresistive layer and electrode layers disposed between upper and lower gap layers
02/25/2003US6525911 Permeability offset of shield layers for correcting bias of a free layer structure in a spin valve sensor
02/25/2003US6525910 Threadably mountable drive actuator bearing assembly
02/25/2003US6525909 Disc head slider having deeply recessed corners
02/25/2003US6525905 Thin film magnetic head having a non-magnetic body and method of manufacturing the same
02/25/2003US6525904 Thin film magnetic head with precisely controlled pole width and method of manufacturing same
02/25/2003US6525903 Thin-film magnetic head and method of manufacturing same
02/25/2003US6525902 High areal density thin film magnetic head
02/25/2003US6525901 Thin film magnetic head and method of manufacturing the same
02/25/2003US6525898 Detection of indexed servo positions displaced from servo track edges
02/25/2003US6525897 Apparatus for developing a dynamic servo signal from data in a magnetic disc drive and method
02/25/2003US6525896 Method and circuitry for high voltage application with MOSFET technology
02/25/2003US6525895 Reproducing apparatus
02/25/2003US6525893 Multiple orientation magnetic information storage
02/25/2003US6525892 Method of calibrating a write current-setting for servo writing a disk drive
02/25/2003US6525891 Apparatus for compensating thermal asperity and DC undershoot in the data channel of a disk storage system
02/25/2003US6525615 Oscillator with digitally variable phase for a phase-locked loop
02/25/2003US6525532 Stacked layer creating tunneling junctions; ferromagnetic particles between barrier layers
02/25/2003US6524982 SiO2, Al2O3, Li2O, P2O5, ZrO2
02/25/2003US6524878 Microactuator, method for making the same, and magnetic head unit and magnetic recording apparatus using the same
02/25/2003US6524730 NiFe-containing soft magnetic layer design for multilayer media
02/25/2003US6524724 Control of magnetic film grain structure by modifying Ni-P plating of the substrate
02/25/2003US6524689 Castellation technique for improved lift-off of photoresist in thin-film device processing and a thin-film device made thereby
02/25/2003US6524687 Bilayer carbon overcoating for magnetic data storage disks and magnetic head/slider constructions
02/25/2003US6524491 Double plate-up process for fabrication of composite magnetoresistive shared poles
02/25/2003US6523747 Apparatus for reading permanently structured magnetic records
02/25/2003US6523250 Method of attaching a slider with head transducer to a suspension
02/25/2003US6523249 Mounting method of IC chip and manufacturing method of head suspension assembly with the IC chip
02/24/2003WO2002017321A1 Enclosure for an optical disc, in particular, a cd enclosure
02/24/2003CA2420420A1 Enclosure for an optical disc, in particular, a cd enclosure
02/20/2003WO2003015395A1 Image sensing apparatus including a microcontroller
02/20/2003WO2003014758A1 Gmr magnetic transducer with nano-oxide exchange coupled free layers
02/20/2003WO2003013973A1 Disk carrier with spindle
02/20/2003WO2002027714A8 Air dam for a disc drive
02/20/2003US20030036021 Bilayer liftoff process for high moment laminate
02/20/2003US20030035980 Magnetic recording medium
02/20/2003US20030035973 Multilayer films for optimized soft underlayer magnetic properties of dual layer perpendicular recording media
02/20/2003US20030035969 Nanocrystalline structure part comprises fine grains having c-axes oriented at random three-dimensionally.
02/20/2003US20030035887 Each of the first objects, i.e., a nanoparticle, is embedded in a mobile binder,i.e, a stabilizer, by energy to provide a controlled linkage; ultrahigh density magnetic data storage; photosensitive detectors; nonagglomerating catalysts
02/20/2003US20030035649 Method and apparatus for recording and reproducing video data, and information storage medium in which video data is recorded by the same
02/20/2003US20030035256 Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layer
02/20/2003US20030035255 Exchange coupling film capable of improving playback characteristics
02/20/2003US20030035254 Magnetic head using magneto-resistive effect and a manufacturing method thereof
02/20/2003US20030035253 Magnetoresistance sensors with Pt-Mn transverse and longitudinal pinning layers, and their fabrication method
02/20/2003US20030035252 Circuit board capable of preventing electrostatic breakdown and magnetic head using the same
02/20/2003US20030035251 Magnetoresistive head and manufacturing method therefor
02/20/2003US20030035250 Spin valve head with a current channeling layer
02/20/2003US20030035249 Self aligned magnetoresistive flux guide read head with exchange bias underneath free layer
02/20/2003US20030035248 Merged-pole magnetic head having inverted write elements
02/20/2003US20030035247 Information recording and/or playback device and method of positioning of a magnetic head of the device
02/20/2003US20030035246 Impact rebound type single lever bi-directional inertia latch
02/20/2003US20030035245 Multi-layer suspension and the fabricating method thereof
02/20/2003US20030035242 Magnetic tape recording/reproducing device and magnetic tape recording/reproducing system
02/20/2003US20030035241 Model reference generator for a disc drive
02/20/2003US20030035240 Hard disk drive, data storing and reproducing device, head movement controller, and head movement control method
02/20/2003US20030035239 Method and apparatus for determining track identity from abbreviated track identifying data in a disk drive data storage device
02/20/2003US20030035238 Optical to magnetic alignment in magnetic tape system
02/20/2003US20030035237 Electro-thermal micromechanical actuator for finitely positioning a storage device slider and methods of use and manufacture
02/20/2003US20030035236 Signal processing circuit and information recording/reproducing apparatus using the same, and method for optimizing coefficients of equalizer circuit
02/20/2003US20030035235 Method for forming a magnetic pattern in a magnetic recording medium, a magnetic pattern forming device, a magnetic recording medium and a magnetic recording device
02/20/2003US20030035234 Assembly comprising adjustable heat flux mechanism for thermally assisted/thermal information processing and control
02/20/2003US20030035115 Alignment and correction template for optical profilometric measurement
02/20/2003US20030034862 Method of magnetically transferring information signal from master medium to slave medium
02/20/2003US20030034324 Method of manufacturing magnetoresistive device, thin film magnetic head and head assembly
02/20/2003US20030033977 Coating apparatus
02/20/2003CA2456652A1 Image sensing apparatus including a microcontroller
02/19/2003EP1284005A1 Method of manufacturing a magnetic element
02/19/2003EP1283817A1 Method for producing fine glass articles and the use of said method
02/19/2003EP0678213B1 Magnetoresistive structure with alloy layer
02/19/2003CN1398434A Magnetore sistance effect element and magnetoresistance effect type magnetic head
02/19/2003CN1398433A Magnetoresistance effect element and magnetoresistance effect type magnetic head, and method of mfg. element and magnetic head
02/19/2003CN1398397A Head drum device and magnetic recorder/reproducer
02/19/2003CN1398396A Digital magnetic recorder and magnetic recording/reproducing appts.
02/19/2003CN1398213A Abrasive cloth and grinding method thereof
02/19/2003CN1398150A 布线电路板 Wiring circuit board
02/19/2003CN1397950A Method for strong holographic data on magnetic disc and method for restoring its lost data
02/19/2003CN1397948A Optical information recording medium, its mfg. method and its recording method
02/19/2003CN1397933A Basic arrier for magnetic transcription
02/19/2003CN1397932A Fe-Co alloy nanoline array as high-density magnetic perpendicualr recording material and its preparing process
02/19/2003CN1397931A Method of self-servo writing/generating timing code shape for rotary magnetic disk
02/19/2003CN1397930A Method for correcting system error of magnetic head when writing timing code shape on rotary magnetic disk
02/19/2003CN1101973C Magnetic recording and replay device