Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
12/2002
12/18/2002CN1385834A 磁复制装置 Magnetic reproducing apparatus
12/18/2002CN1385833A Glass substrate for magnetic record mediuma nd method for making same
12/18/2002CN1096690C Magnetoresistance material and magnetoresistor film
12/18/2002CN1096675C Slider suspension assembly and information storage system using same
12/18/2002CN1096674C Servo disk driver having fixed block structure
12/18/2002CN1096665C Digital signal record replaying device
12/18/2002CN1096664C Method and apparatus for qualifying data pulses in raw data signal produced by magnetic transducer
12/17/2002US6496646 Magnetic recording method and apparatus for digital signals, magnetic reproducing method and apparatus for digital signals and tape-shaped recording medium
12/17/2002US6496541 Modulation apparatus/method, demodulation apparatus/method and program presenting medium
12/17/2002US6496338 Spin-valve magnetoresistive sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias
12/17/2002US6496337 Copper alloy GMR recording head
12/17/2002US6496335 Magnetic head shield structure having high magnetic stability
12/17/2002US6496334 Data storage and retrieval apparatus with thin film read head having planarized extra gap and shield layers and method of fabrication thereof
12/17/2002US6496333 Dual stripe magnetoresistive (DSMR) head with co-extensive magnetoresistive (MR)/dielectric/magnetoresistive (MR) stack layer edges
12/17/2002US6496332 Head slider for flexible magnetic disk
12/17/2002US6496331 Chip-mounted disk drive suspension
12/17/2002US6496330 Magnetic write head having a splitcoil structure
12/17/2002US6496329 Highly aligned thin film tape head
12/17/2002US6496328 Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
12/17/2002US6496327 Arm and suspension shroud for a disc drive
12/17/2002US6496324 Disk drive employing method of unlatching actuator arm using VCM voltage limiting circuit to limit actuator arm velocity
12/17/2002US6496323 Information recording/reproducing apparatus and method
12/17/2002US6496322 Head position control for a disk drive which performs recording about the rotational center even if the recorded servo information is eccentric
12/17/2002US6496321 Magnetic recording/reproducing device using composite head
12/17/2002US6496320 Adaptive attenuation of multi-axis vibrational disturbance
12/17/2002US6496319 Calibration method for use in head loading/unloading type disk apparatus
12/17/2002US6496318 Magnetic disk storage device control method, disk array system control method and disk array system
12/17/2002US6496317 Accurate adjustable current overshoot circuit
12/17/2002US6496316 Magnetic recording and reproduction apparatus
12/17/2002US6496315 Disk drive with off-track write prevention
12/17/2002US6496312 Use of snake-in-the-box codes for reliable identification of tracks in servo fields of a disk drive
12/17/2002US6496311 Data recording/reproducing unit, data recording method, data reproducing method, data recording/reproducing method, hard disk controller, and AV-data recording/reproducing method
12/17/2002US6496247 Exposure apparatus and exposure method
12/17/2002US6496076 PLL circuit and recorded data reproduction apparatus
12/17/2002US6496004 Magnetic field sensor using magneto-resistance of ferromagnetic layers with parallel magnetic axes
12/17/2002US6495873 Magnetoresistive element and use thereof as a memory element in a memory cell configuration
12/17/2002US6495480 Oxides of at least silicon, magnesium, calcium, zinc, aluminum and titanium; information storage medium capable of coping with high speed drives, high density recording; excellent adhesion to nickel phosphorous plating
12/17/2002US6495311 Bilayer liftoff process for high moment laminate
12/17/2002US6495275 Multi-layered thin-film functional device and magnetoresistance effect element
12/17/2002US6495252 Magnetic recording medium with superparamagnetic underlayer
12/17/2002US6495240 Patterned magnetic recording medium possessing recording portions with a lower height than the surrounding non-magnetic matrix
12/17/2002US6494637 Apparatus having a disc-shaped component support force-coupled to a drive shaft
12/17/2002US6493926 Bi-layer lift-off process for high track density GMR head
12/12/2002WO2002099906A1 Magnetoresistance element and magnetoresistance storage element and magnetic memory
12/12/2002WO2002099846A2 Integrated semiconductor devices for interacting with magnetic storage media
12/12/2002WO2002099790A2 Vertically-oriented servo track writer and method
12/12/2002US20020187565 Method of planarizing substrate, magnetic head and manufacturing method of the same
12/12/2002US20020187430 Method of forming patterned thin film and method of fabricating micro device
12/12/2002US20020187369 Magnetic information recording medium
12/12/2002US20020187368 Cobalt, platinum, chromium alloy and silicon oxide; sputtering
12/12/2002US20020187295 Magnetic transfer master medium
12/12/2002US20020187278 Method for processing the surface of an insulating article, printer head and substrate for recording medium
12/12/2002US20020186649 Data storage media and method for producing the same
12/12/2002US20020186636 Disk drive system employing effective disk surface stabilization mechanism
12/12/2002US20020186627 Apparatus for recording and/or reproducing information and/or from optical information record disk
12/12/2002US20020186623 Magneto-optical recording medium processing apparatus
12/12/2002US20020186578 Magnetic write circuit with charge pumping capacitors
12/12/2002US20020186516 Magnetoresistive sensor having low resistivity dual path conductor and optimized magnetic layer
12/12/2002US20020186515 Low temperature yoke type tunnel valve sensor
12/12/2002US20020186514 Tunnel valve flux guide structure formed by oxidation of pinned layer
12/12/2002US20020186513 Current-perpendicular-to-plane spin valve reader
12/12/2002US20020186512 Head arm of magnetic disk device
12/12/2002US20020186511 Head arm, head moving mechanism, disk unit and method of manufacturing the head arm
12/12/2002US20020186510 Magnetic disk drive with load/unload structure having lubricant reservoir
12/12/2002US20020186509 Magnetic head capable of being reworked and reassembled and method of reworking the same
12/12/2002US20020186508 Attachment of a head-gimbal assembly to a printed circuit board actuator arm using Z-axis conductive adhesive film
12/12/2002US20020186507 Conductor assembly for reducing track misregistration in a disk drive
12/12/2002US20020186506 Magnetic recording medium and magnetic recording apparatus using same
12/12/2002US20020186505 Monolithic magnetic read-while-write head apparatus and method of manufacture
12/12/2002US20020186504 Thin-film magnetic head and method of manufacturing same, head gimbal assembly and hard disk drive
12/12/2002US20020186503 Metal in gap thin film tape head
12/12/2002US20020186499 Magnetic recording/reproducing device
12/12/2002US20020186498 Disk drive with a pivot embedded torque generating track follow actuator and method therefor
12/12/2002US20020186497 Servo signal recording device and servo signal verifying device
12/12/2002US20020186496 Multi-channel magnetic tape system having optical tracking servo
12/12/2002US20020186495 Magnetic data card servo writer
12/12/2002US20020186494 Magnetic disk device and servo write method
12/12/2002US20020186493 Magnetic disc drive
12/12/2002US20020186492 Radial positioning of data to improve hard disk drive reliability
12/12/2002US20020186491 Supply variance compensation method for switched voltage mode voice coil motor driver circuit
12/12/2002US20020186490 Write head fault detection with small threshold
12/12/2002US20020186489 Design algorithm for high bandwidth actuator
12/12/2002US20020186488 Magnetic transfer method for a high-density magnetic recording medium
12/12/2002US20020186487 Magnetic transfer method for a high-density magnetic recording medium
12/12/2002US20020186486 Magnetic transfer master medium
12/12/2002US20020185543 Data card
12/12/2002US20020185196 Magnetic tunneling junction and fabrication method thereof
12/12/2002DE10160637A1 Fahrzeugmontiertes Magnetoresistenz-Sensorelement Vehicle Mount magnetoresistive sensor element
12/12/2002DE10158421A1 Verarbeitungsvorrichtung für ein magnetooptisches Aufzeichnungsmedium Processing apparatus for a magneto-optical recording medium
12/11/2002EP1265249A2 Magneto-resistance effect film and memory using it
12/11/2002EP1265237A2 Cartridge magnetic tape device having magnetic head cleaning mechanism
12/11/2002EP1265229A2 Magnetic transfer method for a high-density magnetic recording medium
12/11/2002EP1265228A1 Digital magnetic recorder and magnetic recording/reproducing apparatus
12/11/2002EP1264311A1 Method and apparatus for writing clock data to a storage medium
12/11/2002EP1264310A1 A clocking method and apparatus for a storage medium
12/11/2002EP1264309A1 Method and apparatus for writing clock data to a storage medium
12/11/2002EP1264304A1 A method of manufacturing flexible magnetic tape
12/11/2002CN2525630Y Magnetic recording material
12/11/2002CN1384966A Method of driving head, head driving device and drivingapparatus using the same method and device
12/11/2002CN1384962A Method and apparatus for thermally writing servo patterns on magnetic media