Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/1999
04/28/1999EP0911810A2 Magnetic tunnel junction devices
04/28/1999EP0911809A2 Magnetic head assembly, method of manufacturing the same, and magnetic disk apparatus
04/28/1999EP0911653A1 Immersion system
04/28/1999EP0911312A1 Fluorinated hydrocarbon compound and process for its preparation, and refrigerator oil and magnetic recording medium lubricant
04/28/1999EP0911179A1 Ablative image forming method
04/28/1999CN1215492A High areal density magnetic recording medium with dual magnetic layers
04/28/1999CN1215208A Method for controlling record/play head position and disc device thereof
04/28/1999CN1215202A Head floating block support device, disc device and cantilever
04/27/1999US5898663 Optical recording medium with address information prepit for the same track at opposite boundaries of the same track
04/27/1999US5898655 Optical recording medium and method for setting power of laser beam
04/27/1999US5898553 Magnetic disk and magnetic disk unit
04/27/1999US5898549 Anti-parallel-pinned spin valve sensor with minimal pinned layer shunting
04/27/1999US5898548 Shielded magnetic tunnel junction magnetoresistive read head
04/27/1999US5898547 Magnetic tunnel junction magnetoresistive read head with sensing layer as flux guide
04/27/1999US5898546 Magnetoresistive head and magnetic recording apparatus
04/27/1999US5898545 Head load/unload and disk airflow control apparatus
04/27/1999US5898544 Base plate-mounted microactuator for a suspension
04/27/1999US5898543 Bi-directional pre-bends in the spring region of a load beam of a magnetic head suspension assembly
04/27/1999US5898542 Magneto-resistive effect type head with step or protrusion for reducing thermal asperity
04/27/1999US5898541 Leading surface slider microactuator
04/27/1999US5898540 Magnetic head and slider configuration for contact recording having a plurality of tapered surfaces
04/27/1999US5898535 Method and apparatus for recording and reproducing data in and from a data sector even when thermal asperity occurs in the servo area
04/27/1999US5898534 Method and system for controlling the position of a magnetic read head
04/27/1999US5898533 Tape servo pattern with embedded servo track number identification
04/27/1999US5898532 MR head thermal asperity recovery
04/27/1999US5898303 Static actuator tester and method
04/27/1999US5898286 Digital servo control system for a data recording disk file with improved saturation modelling
04/27/1999US5898241 Read head for Wiegand token
04/27/1999US5898181 Thin film optical measurement system
04/27/1999US5898008 Using sintering adjuvant; magnetic recording media
04/27/1999US5897984 Method for manufacturing a flying magnetic head slider
04/27/1999US5897969 High density of magnetic disc apparatus comprising a sandwiched dielectric magnetic domain controlling film to improve the electric strength between the electrode and shield film, the magnetic domain of magnetoresistive film
04/27/1999US5897931 Magnetic disk with boron carbide overcoat layer
04/27/1999US5897798 Laser texturing apparatus employing a rotating mirror
04/27/1999US5896729 Two-piece tube
04/27/1999US5896646 Base plate with improved torque retention
04/22/1999WO1999019872A1 Multiple partition tape cartridge detection means
04/22/1999WO1999019866A1 Extended position error signal linearization and normalization
04/22/1999DE19821486A1 Method of position control of recording/reproduction head of disc arrangement
04/21/1999EP0910220A1 A digital recording and reproducing apparatus
04/21/1999EP0910068A1 Magnetic recording medium
04/21/1999EP0909773A2 Stabilized cationically-curable compositions
04/21/1999EP0909589A1 Nozzle and nozzle processing method
04/21/1999EP0909446A2 Apparatus for recording an information signal
04/21/1999EP0909445A1 Recording media having protective overcoats of highly tetrahedral amorphous carbon and methods for their production
04/21/1999EP0909444A2 Methods and apparatus for preventing disk drive damage due to microprocessor failures
04/21/1999EP0861488A4 Head tilting mechanism for drives
04/21/1999CN2315626Y Tester for head stack loading force
04/21/1999CN1214786A System for recording and/or reproducing information, medium for use in the system and magnetic write head and arrangement for formatting the medium
04/21/1999CN1214785A Method and apparatus for precisely dimensioning pole tips of mangetic transducing head structure
04/21/1999CN1214522A Magnetic microstrip line and its application
04/21/1999CN1214498A Magnetic recording medium
04/21/1999CN1214497A Circuit substrate, circuit-formed suspension substrate, and prodution methods therefor
04/20/1999US5896548 Data transferring system having foreground and background modes and upon detecting significant pattern of access in foreground mode to change background mode control parameters
04/20/1999US5896547 Method of executing an initialization and calibration routine of a hard disk drive
04/20/1999US5896254 Combined read/write thin film magnetic head having a flat upper layer under a coil layer
04/20/1999US5896253 Magnetic head having a wear resistant layer substantially comprising Cr.sub. O3 and method of manufacturing such a magnetic head
04/20/1999US5896252 Multilayer spin valve magneto-resistive effect magnetic head with free magnetic layer including two sublayers and magnetic disk drive including same
04/20/1999US5896251 Magnetoresistance effect head with conductor film pair and magnetic field proving film pair disposed between substrate and magnetoresistance effect film
04/20/1999US5896250 Head transport mechanism for disc drive apparatus
04/20/1999US5896249 Disk drive with identical top and bottom heads having three side-by-side elements and a common terminal pad
04/20/1999US5896248 Bond pads for metal welding of flexure to air bearing slider and grounding configuration thereof
04/20/1999US5896247 Disk file suspension formed flexure
04/20/1999US5896246 Suspension fabricated from silicon
04/20/1999US5896245 Structure in a disk drive system for attaching a load beam to a head actuator carriage including a mountplate having side ends surrounding a swage hole
04/20/1999US5896244 Magnetic head assembly with slider and spring having a predetermined thermal expansion coefficient
04/20/1999US5896243 Magneto-resistive effect type head with step or protrusion for reducing thermal asperity
04/20/1999US5896239 Magnetic disk writing method and a magnetic disk apparatus
04/20/1999US5895712 Magnetic recording medium with improved coercivity
04/20/1999US5895708 Magnetic recording medium
04/20/1999US5895707 Providing excellent electromagnetic conversion characteristics and durability in a still playback mode, binder comprising a mixture of a vinyl chloride copolymer and a polyurethane
04/20/1999US5895697 Optical information medium
04/20/1999US5895696 Metal-clad ceramic-metal matrix composites for magnetic disk substrates for hard disk drives
04/20/1999US5895582 Process of manufacturing a glass substrate for a magnetic disk
04/20/1999US5895134 Advanced photo system format selector
04/20/1999US5894655 Monocoque head suspension and its method of construction
04/15/1999WO1999018575A1 Magnetic disk drive read channel with digital thermal asperity detector
04/15/1999WO1999018567A1 Magnetic recording/reproducing device
04/15/1999WO1999017931A1 Biaxially oriented polyester film
04/15/1999DE19846593A1 Liquid perfluoropolyether lubricant for magnetic recording material
04/15/1999DE19846166A1 Magnetic head for magneto-optic data storage system, e.g. minidisk
04/15/1999DE19820692A1 Magnetic sensor for magnetic heads of rigid disc memory systems
04/15/1999DE19818547A1 Tunnel junction structure has a diffusion barrier layer
04/15/1999CA2273499A1 Biaxially oriented polyester film
04/14/1999EP0908872A2 Optical information storage unit
04/14/1999EP0908870A1 Magnetic head
04/14/1999EP0908519A1 Novel glucosaminidase from Staphylococcus aureus
04/14/1999EP0907930A1 Storage medium and manufacture thereof
04/14/1999EP0806042B1 Dual identification for data fields of a disk drive
04/14/1999EP0776520B1 Method and apparatus for smoothing gravure coatings in the manufacture of magnetic recording tape
04/14/1999EP0680655B1 System for allocating tasks between two actuators servicing the same magnetic disk media in a single disk drive
04/14/1999EP0610494B1 Magnetoresistive sensor circuit with high output voltage swing and temperature compensation
04/14/1999CN2314440Y Automatic computer language learning machine with repeatedly reading
04/14/1999CN1213867A Magnetic component and magnetic head and magnetic memory of using this magnetic component
04/14/1999CN1213866A Tunnel junction structure and its manufacture and magnetic sensor
04/14/1999CN1213865A Magnetic sensor utilizing giant magntoresistance effect
04/14/1999CN1213816A Magnetoresistive head
04/14/1999CN1213815A Magnetic head and its mfg. method
04/13/1999US5894458 Apparatus for supporting and connecting a magnetic field modulation head to be used for a photomagnetic recording including a spring plate member having a conductive part electrically connecting the head to a supporting frame
04/13/1999US5894389 Thin-film Magnetic head having a narrow core width and process for its production