Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
10/2002
10/03/2002US20020141093 Data reproduction apparatus and method
10/03/2002US20020141091 Disc drive pattern zero verification test
10/03/2002US20020141089 Timing recovery loop latency reduction via loop filter pre-calculation
10/03/2002US20020141088 Magnetic transferring mehtod, and method and apparatus for cleaning magnetic transfer master medium
10/03/2002US20020140421 Absolute track width measurement on magnetic recording heads
10/03/2002US20020140417 Method for indexing magnetic disks by using a scanning probe
10/03/2002US20020139892 Magnetic tape cutout apparatus and method
10/03/2002US20020139569 Flexible circuit with electrostatic damage limiting feature and method of manufacture
10/03/2002US20020139474 Raw bar stripping off and cleaning jig and raw bar stripping off and cleaning method
10/03/2002US20020139145 Methods for producing substrate blank, substrate and information recording medium
10/03/2002US20020138970 Method of accurate evaluation on magnetoresistive read element
10/02/2002EP1246184A2 Carriage structure for a disk drive
10/02/2002EP1246172A1 Method for preparing magnetic recording medium
10/02/2002EP1246171A1 Method for preparing magnetic recording medium
10/02/2002EP1246170A1 Method for preparing magnetic recording medium
10/02/2002EP1246169A1 Magnetic recording medium and drive for the recording medium
10/02/2002EP1246168A2 Tunnel magneto-resistive head and manufacturing method thereof
10/02/2002EP1245922A1 System for measuring a phase difference between light signals reflected from both sides of an object
10/02/2002EP1245118A2 System and method for identifying inconsistencies in duplicate digital videos
10/02/2002EP1245028A1 A treating device for treating the video head and/or rotating drum of a video recorder and/or playback unit
10/02/2002EP1135771B1 Shielded magnetoresistive heads with charge clamp
10/02/2002EP1135770B1 Magnetic write head
10/02/2002DE10114963A1 Halbleiterelement mit einem semimagnetischen Kontakt Semiconductor element with a semi-magnetic contact
10/02/2002CN1372688A Magnetic device with a coupling layer and method of manufacturing and operation of such device
10/02/2002CN1372532A Glass composition, sealine glass for magnetic head and magnetic head
10/02/2002CN1372264A Work head support and disc device using same
10/02/2002CN1372249A Magnetic duplication method and duplicator thereof
10/02/2002CN1372248A Hanging device for floppy disc driver
10/02/2002CN1091927C Digital information recording apparatus and digital infromation recording and preproducing apparatus
10/02/2002CN1091920C Magnetic disk
10/01/2002US6459848 Magnetic recording apparatus and method, and magnetic recording medium
10/01/2002US6459552 Thin film read head with coplanar pole tips
10/01/2002US6459551 Thin film magnetic head
10/01/2002US6459550 Active damping control for a disk drive
10/01/2002US6459549 Hard disk drive with slider support structure and head gimbal assembly
10/01/2002US6459548 Head suspension assembly with flexible air-floating lead
10/01/2002US6459547 Slider with pads and textured landing zone for disc storage system
10/01/2002US6459546 Altitude insensitive disc head slider
10/01/2002US6459543 Thin-film magnetic head with helical wound coil
10/01/2002US6459542 Thin film magnetic head having the coil layer patterned directly on an insulating layer on a lower core layer and its manufacturing method
10/01/2002US6459540 Variable speed recording method and apparatus for a magnetic tape drive
10/01/2002US6459539 Disk drive which detects head flying height using a peak count based on a data pattern
10/01/2002US6459492 Non-contact position sensor
10/01/2002US6459489 Alignment of magnetic heads for automatic identification of regions of interest for interferometric measurement
10/01/2002US6459280 Capacitance devices for film thickness mapping, measurement methods using same
10/01/2002US6459260 Head suspension assembly for testing a slider
10/01/2002US6459092 6 degree-of-freedom (DOF) motion measuring apparatus
10/01/2002US6459043 Flexible circuit with electrostatic damage limiting feature and method of manufacture
10/01/2002US6458730 Glass-ceramic composition for recording disk substrate
10/01/2002US6458729 Glass-ceramic composition for recording disk substrate
10/01/2002US6458728 Glass-ceramic composition for recording disk substrate
10/01/2002US6458453 Magnetic recording medium
10/01/2002US6458452 Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same
10/01/2002US6458432 Process for producing magnetic disk
10/01/2002US6458422 Method for coating a plurality of fluid layers onto a substrate
10/01/2002US6458421 Includes preparing fluids such that the first solute is incompatible with the second and third solutes so the first fluid minimizes a strikethrough defect of the second and third fluids to the surface; for imaging, data storage media
10/01/2002US6458021 Polishing apparatus with a balance adjusting unit
10/01/2002US6458019 Method of manufacturing magnetic head
10/01/2002US6458018 Abrasive article suitable for abrading glass and glass ceramic workpieces
10/01/2002US6457200 Pressure-sensitive cleaning sheet, image-forming material having cleaning part, and method of cleaning image-forming apparatus
09/2002
09/26/2002WO2002075726A2 Avoiding write to read interference during self-servowriting
09/26/2002WO2002075344A2 Semiconductor element comprising a semimagnetic contact
09/26/2002WO2002074669A1 Air track conveyor system for disk production
09/26/2002WO2002074668A1 Sputter pallet loader
09/26/2002WO2002074449A1 Disk lubrication mechanism
09/26/2002WO2001024171A9 Magnetic recording medium underlayer and method for obtaining a desired lattice parameter therefor
09/26/2002WO2000004550A3 Method and apparatus for biasing a magnetoresistive head with constant power dissipation
09/26/2002US20020138808 Data card with a full circular track for alignment and amplitude calibration
09/26/2002US20020136990 Includes steps of depositing diamond like carbon (DLC) layer on a silicon rich etch barrier, placing photoresist on the etch barrier DLC followed by oxygen and fluorine reactive ion etching
09/26/2002US20020136930 Magnetic recording layer and a soft magnetic layer and adapted for a high-density magnetic recording
09/26/2002US20020136929 Magnetic recording medium and method for manufacturing same
09/26/2002US20020136928 Hematite particles aggregates, non-magnetic undercoatt layer for magnetic recording medium using the same, and magnetic recording medium having the non-magnetic undercoat layer
09/26/2002US20020136927 Recording medium, method of manufacturing recording medium and recording apparatus
09/26/2002US20020136926 Recording medium and method for manufacturing the same
09/26/2002US20020136838 Coating apparatus and coating method
09/26/2002US20020136120 Laser drive unit and information recording/reproducing apparatus
09/26/2002US20020136102 Disk changer
09/26/2002US20020135956 Magnetic sensing element permitting decrease in effective element size while maintaining large optical element size
09/26/2002US20020135955 Giant magneto-resistive effect element, magneto-resistive effect type head, thin-film magnetic memory and thin-film magnetic sensor
09/26/2002US20020135954 Magnetoresistive head and perpendicular magnetic recording-reproducing apparatus
09/26/2002US20020135953 Lead overlay spin valve sensor with antiferromagnetic layers in passive regions for stabilizing a free layer
09/26/2002US20020135952 Spin valve sensor having a pinned layer structure composed of cobalt iron vanadium (CoFeV)
09/26/2002US20020135951 Thin-film magnetic head and method of manufacturing same, and method of forming a patterned thin film for a thin-film magnetic head
09/26/2002US20020135950 Tunnel magneto-resistive head and manufacturing method thereof
09/26/2002US20020135949 Tunnel junction sensor with antiparallel (AP) coupled flux guide
09/26/2002US20020135948 Magnetoresistive effect element, its Manufacturing method, magnetic head, magnetic reproducing apparatus, and magnetic memory
09/26/2002US20020135947 Magnetoresistive sensor capable of narrowing gap and track width
09/26/2002US20020135946 Dual tunnel junction sensor without shield layers
09/26/2002US20020135945 Parallel spring design for acoustic damping of a disc drive
09/26/2002US20020135944 Low particulating latch for a disc drive
09/26/2002US20020135943 Noiseless magnetic head apparatus and flopply disk drive using the same
09/26/2002US20020135942 Hard disk drive head-media system having reduced stiction and low fly height
09/26/2002US20020135941 Magnetic head slider having optimized ration of negative pressure recess to front step bearing
09/26/2002US20020135940 Write/read head supporting mechanism, and write/read system
09/26/2002US20020135939 Magnetic recording medium
09/26/2002US20020135937 Thin-film magnetic head and method of manufacturing same
09/26/2002US20020135936 Thin film magnetic head and method of manufacturing the same
09/26/2002US20020135935 Write head with magnetization controlled by spin-polarized electron current
09/26/2002US20020135934 Thin-film magnetic head and method of manufacturing same
09/26/2002US20020135933 Disc separator plate with air dam