Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
05/2002
05/07/2002US6385008 Reduction of magnetic side writing in thin film magnetic heads using negative profiled pole tips
05/07/2002US6385007 Heat dissipation system of magnetic recording disk
05/07/2002US6385001 Media identification for magnetic tape drive
05/07/2002US6385000 System and method for extending the operating life of a magnetoresistive transducer provided in a disk drive system
05/07/2002US6384996 Insertion of ones and zeroes into I-NRZI modulation for magnetic recording apparatus to facilitate head tracking
05/07/2002US6384995 Apparatus and method for detecting defects in data storage devices
05/07/2002US6384994 Method for positioning a magnetoresistive head using a thermal response to servo information on the record medium
05/07/2002US6384600 Magnetic field sensor comprising a spin tunneling junction element
05/07/2002US6384599 System, method, and program for analyzing offset track errors in a storage system
05/07/2002US6384514 Reversible piezoelectric positioning device and a disk drive using same
05/07/2002US6383668 Magnetic recording media with antiferromagnetically coupled host layer for the magnetic recording layer
05/07/2002US6383667 Cobalt-chromium-nonmagnetic element alloy; heat resistance, stability; high density
05/07/2002US6383645 Glass-ceramic substrate for an information storage medium
05/07/2002US6383605 Low noise, high density; nonmagnetic layer comprising powder and binder
05/07/2002US6383598 Patterned magnetic recording media with regions rendered nonmagnetic by ion irradiation
05/07/2002US6383597 Magnetic recording media with magnetic bit regions patterned by ion irradiation
05/07/2002US6383404 Polishing glass with fluosilicic acid and measuring surface roughness using an interatomic force microscope (afm); for hard disk memory systems
05/07/2002US6383029 Method of reducing signal coupling in a connector, a connector and a cable including such a connector
05/07/2002US6382499 Ultrasonic bonding performing method and method for transforming, retaining and releasing a suspension assembly
05/07/2002US6382009 Method of adjusting height of magnetic head
05/07/2002US6381833 Method for making narrow top poles for inductive magnetic heads
05/07/2002CA2270399C Prepaid card
05/07/2002CA2163053C Self-servowriting timing pattern generation
05/02/2002WO2002035715A2 Polymer-, organic-, and molecular-based spintronic devices
05/02/2002WO2002035695A1 Piezoelectric actuator, drive method, and information storage device
05/02/2002WO2002035688A1 Voice coil motor
05/02/2002WO2002035544A2 Disc head slider having convergent channel features with leading edge inlet
05/02/2002WO2002035543A1 A circuit for self-writing servo and clock fields on a disc drive
05/02/2002WO2002035541A2 Method for detecting transient write errors in a disk drive by detecting thermal interference during write process
05/02/2002WO2002035524A2 Monocoque head suspension
05/02/2002WO2002035446A1 Card reader apparatus and method
05/02/2002WO2002034025A2 Asymmetric servo reader placement in bi-directional tape head
05/02/2002WO2001093268A3 Magnetic recording head with dielectric layer
05/02/2002WO2001059768A3 High data rate writer poles
05/02/2002US20020053088 Video server, control apparatus, control method, and recording medium
05/02/2002US20020052988 Image manipulating system
05/02/2002US20020052172 Lapping machine, lapping method, and method of manufacturing magnetic head
05/02/2002US20020052164 Lapping machine, lapping method, and row tool
05/02/2002US20020051897 Thin film magnetic element with accurately controllable track width and method of manufacturing the same
05/02/2002US20020051877 Magnetic tape
05/02/2002US20020051869 Magnetic recording and reproducing apparatus capable of preventing deterioration of transmission characteristic
05/02/2002US20020051408 Information recording/reproducing apparatus and information recording medium
05/02/2002US20020051380 Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
05/02/2002US20020051330 High resistance CPP transducer in a read/write head
05/02/2002US20020051328 Spin-valve thin-film magnetic element without sensing current shunt and thin-film magnetic head including the same
05/02/2002US20020051326 Precise positioning actuator for head element, head gimbal assembly with the actuator, disk drive apparatus with the head gimbal assembly, manufacturing method of actuator and manufacturing method of head gimbal assembly
05/02/2002US20020051325 Magnetic head assembly
05/02/2002US20020051324 Suspension for disc drive
05/02/2002US20020051323 Suspension design and method for attaching magnetic recording head
05/02/2002US20020051322 Head suspension for disk drive and method of manufacturing head suspension
05/02/2002US20020051321 Method of manufacturing head suspension for disk drive, and semi-finished suspension
05/02/2002US20020051320 Suspension for disc drive
05/02/2002US20020051319 Suspension for disc drive
05/02/2002US20020051318 Head suspension mounting system for a disc drive
05/02/2002US20020051317 Head suspension for disk drive
05/02/2002US20020051316 Patterned and directional selective roughening of a slider air-bearing surface
05/02/2002US20020051315 Method and apparatus for minimizing slider fly heights over patterned media
05/02/2002US20020051313 Head protection mechanism for use in a tape drive that is driven by a ring cam
05/02/2002US20020051310 Information management apparatus
05/02/2002US20020051309 Data readers
05/02/2002US20020051308 Data readers
05/02/2002US20020051307 Magnetic transfer method
05/02/2002US20020051306 Magnetic transfer method
05/02/2002US20020050814 Testing apparatus and method for testing magnetic head and/or magnetic disk
05/02/2002US20020050767 Micro-actuator and method of producing the same
05/02/2002US20020050666 Disc substrate, method and apparatus for manufacturing same
05/02/2002EP1202274A2 Head assembly having staggered leading edge for tuned air entrainment
05/02/2002EP1202273A2 Head supporting mechanism
05/02/2002EP1202254A1 Read/write head and magnetic recording device
05/02/2002EP1200972A1 Magnetic field element having a biasing magnetic layer structure
05/01/2002CN2489430Y Permanent magnetic multipole erasing head
05/01/2002CN1347557A Rotationally optimized seek initiation
05/01/2002CN1347552A Method of positioning by means of actuator having three bridges
05/01/2002CN1347551A Apparatus and method for controlled excitation of servomechanism
05/01/2002CN1347522A Self tuning model reference controller in disc drive
05/01/2002CN1347154A Semiconductor device and semiconductor assembly
05/01/2002CN1347116A Magnetic head floating block and magnetic head balancing stand assembly making method and apparatus
05/01/2002CN1347115A Rotating memory apparatus and controlling method therefor
05/01/2002CN1347081A Magneto-optical recording target material and its preparing process
05/01/2002CN1347080A Method for mfg. support arm assembly of record head
05/01/2002CN1347079A Track error signal detecting device, information record device and adjusting method thereof
05/01/2002CN1347078A Magnetic head actuator and related gimbal assembly, making method thereof and related magnetic disk drive
05/01/2002CN1347077A Different magnetic yoke read head and method for mfg. same
05/01/2002CN1083899C Net form article of aluminium alloys contg. beryllium and investment casting method and use thereof
05/01/2002CN1083768C Biaxially oriented, laminated polyester film
05/01/2002CN1083754C Apparatus and method for polishing flat surface using belted polishing pad
04/2002
04/30/2002US6381588 Optical disk recordable using both a cipher key and disk identification information for encryption
04/30/2002US6381292 Phase synchronizing apparatus, phase synchronizing method and disc drive
04/30/2002US6381107 Magneto-resistive tunnel junction head having a shield lead rear flux guide
04/30/2002US6381106 Top spin valve sensor that has a free layer structure with a cobalt iron boron (cofeb) layer
04/30/2002US6381105 Hybrid dual spin valve sensor and method for making same
04/30/2002US6381104 Write/read head supporting mechanism, and write/read system
04/30/2002US6381103 Magnetic latching for a disc drive
04/30/2002US6381102 Head stack assembly rebound latch for a disk drive
04/30/2002US6381101 Non contact head load/unload apparatus and method for disc drives
04/30/2002US6381100 Integrated lead suspension flexure with balanced parallel leads for insulator layer hygrothermal compensation
04/30/2002US6381099 Wireless suspension with interrupted load beam
04/30/2002US6381098 Laser textured transducing head slider
04/30/2002US6381095 High performance thin film magnetic write element having high Bsat poles and method for making same
04/30/2002US6381094 Shield structure with a heat sink layer for dissipating heat from a read sensor