Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/2004
06/17/2004US20040115461 Method of manufacturing the magnetic film having a multiple-axis
06/17/2004US20040115454 Nonmagnetic substrate overcoated with magnetic layer containing magnetic particles dispersed in binder
06/17/2004US20040115387 System and method for identifying substrate side
06/17/2004US20040115124 Forming superhigh density magnetic recording substance; maghemite, hematite; adding water, surfactant and solvent to high valency metallic salt; precipitating with use of proton scavenger; crystallizing
06/17/2004US20040114912 Reproduction signal processing device
06/17/2004US20040114470 Magnetic recording medium and apparatus and method for reading data from the magnetic recording medium using spin-dependent scattering of electrons
06/17/2004US20040114285 Magnetoresistive head
06/17/2004US20040114284 Thin-film magnetic head with current-perpendicular-to-the plane
06/17/2004US20040114282 Magnetoresistive sensor having a self aligned lead overlay structure and method of fabrication thereof
06/17/2004US20040114281 Method to make planarized GMR head for high track density
06/17/2004US20040114280 Magnetoresistive element, magnetic head and magnetic recording/reproducing apparatus
06/17/2004US20040114279 Piezoelectric actuator, disk drive using the same and manufacturing method thereof
06/17/2004US20040114278 Disk drive and actuator
06/17/2004US20040114277 Head actuator, hard disk apparatus and method of manufacturing a head actuator
06/17/2004US20040114270 Settling servo control method and apparatus for hard disc drive and method and apparatus for estimating acceleration constant of voice coil motor actuator suitable for the settling servo control method and apparatus
06/17/2004US20040114269 Method of and apparatus for correcting data recording position on recording medium
06/17/2004US20040114268 Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspension
06/17/2004US20040114267 Method of and apparatus for head position control
06/17/2004US20040114265 User-selectable automatic secure data file erasure of job after job completion
06/17/2004US20040114264 Magnetic transfer system
06/17/2004US20040114182 Job secure overwrite failure notification
06/17/2004US20040113611 Write precompensation amount setting method and apparatus
06/17/2004US20040113188 Semiconductor element having a semi-magnetic contact
06/17/2004US20040112868 Etchant solution for removing a thin metallic layer
06/17/2004US20040112867 Hard magentic disks; abrasion using diamond particles in aqueous solution
06/17/2004US20040112734 Nonmagnetic undercoatings, magnetic layer and protective coatings
06/17/2004US20040112472 Surface treated metallic pigments; binder for magnetic recording media
06/17/2004US20040112291 Single disc vapor lubrication
06/17/2004US20040112132 Rotational stabilization of disc drives dring servo track writing operations
06/17/2004US20040111890 Method of manufacture and apparatus for a pivot assembly
06/17/2004DE10329236A1 Magnetisches Aufzeichnungsmedium, Verfahren zur Herstellung desselben und magnetisches Aufzeichnungsgerät A magnetic recording medium, method of manufacturing the same, and magnetic recording device
06/16/2004EP1429330A2 MR head read signal preconditioning circuitry
06/16/2004EP1429321A1 Optical recording/reproducing medium-use substrate, production method for optical recording/reproducing medium producing stamper and optical recording/reprodcing medium producing stamper
06/16/2004EP1429317A1 Head support device and its driving method, and disk drive using same
06/16/2004EP1428212A1 Increased data storage in optical data storage and retrieval systems using blue lasers and/or plasmon lenses
06/16/2004EP1428208A2 Magnetic servo of a recording head
06/16/2004EP1427541A2 Spin coating process
06/16/2004CN1505818A Parallel spring design for acoustic damping of a disc drive
06/16/2004CN1505812A Fluorinated ketones as lubricant deposition solvents for magnetic media applications
06/16/2004CN1505177A Thin film piezoelectric element, its manufacturing method, and actuator using the same
06/16/2004CN1505098A CMP aided stripping to make micro pattern
06/16/2004CN1505031A Hard disk drive, optimization method, manufacturing method and program thereof
06/16/2004CN1505030A Content recording and reproducing apparatus, disk device, and controlling method thereof
06/16/2004CN1505006A Perpendicular magnetic recording medium, manufacturing method thereof, and magnetic recording-reproducing apparatus
06/16/2004CN1505005A Magnetic recording medium and magnetic storage apparatus using the same
06/16/2004CN1505004A Air bearing designs to reduce external van der waals and electrostatic forces
06/16/2004CN1505003A Method for servo writing and disk drive with servo control system
06/16/2004CN1505002A Positioning control mechanism for a magnetic head in a magnetic storage device
06/16/2004CN1505001A Method for avoiding single bit error of embedded servo system
06/16/2004CN1505000A Method for enhancing servo field function of embedded servo system
06/16/2004CN1504999A Actuator and method of making the same
06/16/2004CN1504998A Actuator and method of making the same
06/16/2004CN1504997A Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensors, and the sensors
06/16/2004CN1504996A Magnetic head with marking layer and magnetic tape medium recording and reproducing apparatus
06/16/2004CN1504995A Enhanced spin-valve sensor with engineered overlayer
06/16/2004CN1504994A Enhanced GMR magnetic head signal through pinned magnetic layer plasma smoothing
06/16/2004CN1154097C Optical disk and reproducing device thereof
06/16/2004CN1154093C Optical disc system and method for controlling bias coil and information on light source processing medium
06/16/2004CN1154092C Compact disc system having current monitoring circuit assembly and operation method thereof
06/16/2004CN1154091C Servo control system for information storage device
06/16/2004CN1154089C High-speed video tape copier
06/16/2004CN1154088C Adapting seek velocity distribution to destination track location
06/16/2004CN1153743C Glass-ceramic substrate for magnetic informationstoring medium
06/15/2004US6751074 Magnetic memory having antiferromagnetically coupled recording layer
06/15/2004US6751073 Tunneling magnetoresistive element and method of manufacturing the same
06/15/2004US6751072 High magnetoresistance spin valve sensor with self-pinned antiparallel (AP) pinned layer structure
06/15/2004US6751071 Thin film magnetic head comprising magnetoresistive element having shield layer formed by plating and method of manufacturing the thin film magnetic head
06/15/2004US6751070 Thin film magnetic head and method for fabricating the same
06/15/2004US6751069 Method and apparatus for improved attachment of a micro-actuator to a slider device
06/15/2004US6751068 Actuator assembly for a disc drive having shell extensions
06/15/2004US6751067 Actuator latch of hard disk drive
06/15/2004US6751066 Disc drive data storage system and load beam having improved captures for routing head wire and tube assembly
06/15/2004US6751065 Flutter-free laminar flow suspension for a disk drive
06/15/2004US6751064 Head supporting device and disk drive using the same
06/15/2004US6751063 Air-bearing sliders having leading read/write head and flying with negative pitch
06/15/2004US6751062 Vibration-canceling mechanism and head gimbal assembly with the vibration-canceling mechanism
06/15/2004US6751061 Magnetic head, and device and method for manufacturing the same
06/15/2004US6751060 Magnetic media with readable topographical features
06/15/2004US6751057 Magnetic recording/reproducing apparatus and rotary head drum device
06/15/2004US6751056 Tape drive head cleaner
06/15/2004US6751055 Inductive transducer with reduced pole tip protrusion
06/15/2004US6751054 Thin-film magnetic head for perpendicular magnetic recording having main magnetic pole layer on flat surface
06/15/2004US6751053 Thin-film magnetic head reliably producing fringing flux at gap layer and method for fabricating the same
06/15/2004US6751052 Thin film magnetic head with short lower magnetic pole piece
06/15/2004US6751051 Reduced acoustics treatment spindle motor for a disk drive
06/15/2004US6751049 Downstream finned shroud airstream conditioning apparatus for a data storage device
06/15/2004US6751047 Stepped disc drive voice coil actuator acceleration for reducing resonance of head level micro-actuators
06/15/2004US6751046 Writing servo data patterns on a data storage disk to account for repeatable and non-repeatable disturbances and thereby provide concentric data tracks
06/15/2004US6751045 Compensation for repeatable run-out error
06/15/2004US6751044 Method and apparatus for reading a clock track with a magneto-optical clock head using the transverse Kerr effect
06/15/2004US6751043 Digital servo control system for a hard disc drive using a voice coil motor in voltage mode
06/15/2004US6751042 Track pitch correction method and apparatus
06/15/2004US6751041 Method and apparatus for selecting servo track writing speed
06/15/2004US6751039 Method and apparatus for setting magneto resistive head bias current in disk drive for desired head lifetime
06/15/2004US6751038 Data write control system and method therefor
06/15/2004US6751036 Tuning track density for data storage device
06/15/2004US6751035 Method and system for initializing patterned media
06/15/2004US6751034 Preamplifier read recovery parade
06/15/2004US6750148 Method of manufacturing wireless suspension blank
06/15/2004US6749956 Magnetic recording medium