Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
07/2001
07/19/2001WO2001052259A1 Magnetic recording/reproducing apparatus
07/19/2001WO2001052257A1 Disk drive read/write channel write precompensation using phase interpolation
07/19/2001WO2001052248A1 Magnetic recording medium, method of manufacture thereof, and magnetic recorder
07/19/2001WO2001052247A1 Disc device manufacturing method and disc device
07/19/2001WO2001052246A1 Robust triple-mode compensator for hard disk drives with dynamic friction
07/19/2001WO2001052245A1 High density multi-track magnetic write head
07/19/2001WO2001052244A1 Nitrided elements and method of making same
07/19/2001WO2001052243A1 Method and apparatus for presenting both sides of a media to a read/write head in a storage device
07/19/2001WO2001051949A1 Dual spin-valve magnetoresistive sensor
07/19/2001US20010008872 A rewritable indication device layer on which visible information is rewritably recorded and erased is formed on a label base layer, and a protection layer for protecting rewritable indication device layer; adhered to a medium
07/19/2001US20010008745 Mixing benzotriazole with development solution
07/19/2001US20010008744 Mixing benzotriazole with development solution
07/19/2001US20010008743 Corrosion inhibitor of NiCu for high performance writers
07/19/2001US20010008716 Magnetic recording medium, method of fabricating magnetic recording medium, and magnetic storage
07/19/2001US20010008715 Texturing glass ceramic with laser radiation
07/19/2001US20010008714 Aromatic polyamide substrate
07/19/2001US20010008713 Magnetic layer on substrate; ferromagnetic alloy in binder
07/19/2001US20010008712 Cobalt, ferric, nickel alloy
07/19/2001US20010008517 Information recording medium and method and apparatus for recording and reproducing information using the same
07/19/2001US20010008503 Optical storage device having optical head and magnetic head
07/19/2001US20010008501 Magnetic field generator for magneto-optics memory apparatus with reduced magnetic field reversal time
07/19/2001US20010008476 Method of measuring coefficient of friction and head slider for magnetic medium drive
07/19/2001US20010008475 Suspension for disc drive and manufacturing method therefor
07/19/2001US20010008474 Thin-film magnetic head suitable for narrower tracks and method for making the same
07/18/2001EP1117136A1 Ferromagnetic double quantum well tunnel magneto-resistance device
07/18/2001EP1117092A2 Information storage medium and method of using same; tape library; method and system for aligning a head with a storage medium; data storage device and media drive; magnetic recording tape; tape drive
07/18/2001EP1117091A2 Magneto-resistive element production method
07/18/2001EP1116248A1 Method of manufacturing a magnetic tunnel junction device
07/18/2001EP1116225A1 Hard disk vapor lube
07/18/2001EP1116043A1 Method of manufacturing a magnetic tunnel junction device
07/18/2001EP0864148B1 Suspension system for disk drive
07/18/2001CN1304526A Magnetic disk drive, position controlling method of magnetic heads and recorded medium storing program of method
07/18/2001CN1304520A Method and dedicated frame buffer for loop initialization and responses
07/18/2001CN1304456A Magnetic alloy and magnetic recording medium and method for preparation thereof, and target for forming magnetic film and magnetic recording device
07/18/2001CN1303757A Clamping tool for working
07/18/2001CN1068692C Digital signal detector for magnetic recording/replaying apparatus
07/18/2001CN1068691C 磁记录盘 Magnetic recording disk
07/18/2001CN1068690C Multi-layer conductor leads in magnetoresistive head
07/18/2001CN1068689C Multilayer magnetoresistive sensor, and its mfg. method and magnetic memory system
07/17/2001US6263462 Testing method and tester
07/17/2001US6263154 Multiple user recording system
07/17/2001US6263151 Recording/reproducing apparatus and reproducing apparatus
07/17/2001US6262970 Air bearing surface design for glide testing of plastic media
07/17/2001US6262968 Optical information processing apparatus
07/17/2001US6262869 Spin valve sensor with encapsulated keeper layer and method of making
07/17/2001US6262868 Method and structures used for connecting recording head signal wires in a microactuator
07/17/2001US6262867 Float slider; heat resistance; high density, high frequency recording; disk storage
07/17/2001US6262865 Thin magnetic head having a cover provided on a planar coil
07/17/2001US6262861 Method of detecting position on disk, disk unit and disk
07/17/2001US6262860 Magnetic disk apparatus with recessed tracking servo marks
07/17/2001US6262859 Method and apparatus for providing servo information on a disk in a hard drive assembly
07/17/2001US6262858 Magnetic disk device for controlling a sense current supplied to a magneto-resistive head based on an ambient temperature
07/17/2001US6262857 Disk drive including a recording surface employing servo zones with banded data zones
07/17/2001US6262856 Magnetic information reproducing apparatus having power supply field cancellation facility
07/17/2001US6262770 Methods and apparatus for decoding high and standard definition images and for decoding digital data representing images at less than the image's full resolution
07/17/2001US6262628 Differential amplifier circuit
07/17/2001US6262572 Thermo-resistive glide test head for disc drive recording media
07/17/2001US6261681 Magnetic recording medium
07/17/2001US6261647 Method and apparatus for manufacturing magnetic recording medium
07/17/2001US6261468 Multilayer element with core of silica, ta2o5, si3n4, tio, t2o3, ti3o5, tio2 and wo3, nonmagnetic layer and sloping layer
07/17/2001US6260257 Method of manufacturing an information storage disk drive with variable zone layout and track pitch parameter considerations
07/17/2001US6260256 Method of manufacturing a magnetic head
07/17/2001CA2063150C Magnetic paint material and process for producing the same
07/12/2001WO2001050470A1 A treating device for treating the video head and/or rotating drum of a video recorder and/or playback unit
07/12/2001WO2001050468A1 Disk drive
07/12/2001WO2001050464A1 Glass substrates for magnetic media and magnetic media based on such glass substrates
07/12/2001WO2001050463A1 Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
07/12/2001WO2001050462A1 Method of reading magnetic information which is immunized against thermal asperities
07/12/2001WO2001049620A2 Alkaline-earth-free boroalkali silicate glass
07/12/2001WO2001049482A2 An improved method and apparatus for making dual-layer dvd discs
07/12/2001WO2001049454A1 Apparatus for polishing magnetic head and polishing method
07/12/2001WO2001018804B1 Disk drive with multiple heads for reduced track access time
07/12/2001WO2000064633A3 Abrasive article suitable for abrading glass and glass ceramic workpieces
07/12/2001US20010007723 Controlled heating, cooling; high strength
07/12/2001US20010007721 Ferromagnetic metal powder and magnetic recording medium using the same
07/12/2001US20010007532 Magnetic element and magnetic memory device
07/12/2001US20010007517 For driving a magnetic disk apparatus
07/12/2001US20010007516 Recording equalizer and magnetic recording/reproducing apparatus using the equalizer
07/12/2001US20010007201 Method of adjusting height of magnetic head
07/12/2001US20010007170 Method of making a batch fabricated servo write head
07/12/2001CA2396645A1 A treating device for treating the video head and/or rotating drum of a video recorder and/or playback unit
07/11/2001EP1115106A1 Transfer magnetic tape, method of producing the same, and magnetic card
07/11/2001EP1114857A1 Lubricant for magnetic recording medium
07/11/2001EP1114855A1 Diamond abrasive particles and method for preparing the same
07/11/2001CN1303509A Information recording/reproducing device
07/11/2001CN1303096A Micro actuator
07/11/2001CN1303090A Perpendicular magnetic recording medium, magnetic recording device
07/11/2001CN1068496C Double-deck magnetic recording/reproducing apparatus
07/11/2001CN1068448C Integrated transducer-suspension assembly for vertical recording
07/10/2001US6260170 Method for controlling memory and digital recording/reproducing device using the same
07/10/2001US6259586 Magnetic tunnel junction sensor with AP-coupled free layer
07/10/2001US6259585 Inverted hybrid thin film magnetic head and method of manufacturing the same
07/10/2001US6259584 Integrated device comprising a semiconductor material microactuator, in particular for a hard disk read/write head
07/10/2001US6259583 Laminated yoke head with a domain control element
07/10/2001US6259577 Method and apparatus for organizing servo data to expand data region and counting sector numbers from headerless servo format in a disk drive
07/10/2001US6259576 Method and apparatus for hard disk drive with self-servowriting capability
07/10/2001US6259575 Readable indelible mark on storage media
07/10/2001US6259574 Trigger pattern detection method and apparatus
07/10/2001US6259573 Preamplifier circuit with magnetoresistive sensor ESD protection
07/10/2001US6259384 High rate runlength limited codes for 10-bit ECC symbols