Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/2003
01/22/2003CN2532553Y Tube, column shape structured data recording carrier
01/22/2003CN1393022A Method of manufacturing spin valve structure
01/22/2003CN1392618A Magnetic resistance element and magnetic random access storage using said element
01/22/2003CN1392555A Device and its method for recording and regenerating digital video frequency data
01/22/2003CN1392538A Magnetic transfer device
01/22/2003CN1392537A Magnetic copyring method for high density magnetic record medium
01/22/2003CN1392536A Magnetic copying method of high density magnetic record medium
01/22/2003CN1392535A Non-crystal vertical magnetic film for high density vertical magnetic record
01/22/2003CN1099674C Packet data recording/reproducing system
01/22/2003CN1099667C Method for controlling laser power and calculation system
01/21/2003US6510116 Optical information recording/reproducing method and optical information recording/reproducing apparatus
01/21/2003US6510031 Magnetoresistive sensor with magnetostatic coupling to obtain opposite alignment of magnetic regions
01/21/2003US6510030 Transducing head and method for forming a recessed shield for a transducing head
01/21/2003US6510029 Thin film magnetic head with improved insulating properties and method of manufacturing the same
01/21/2003US6510028 Magnetic head moving motor and magnetic recording apparatus
01/21/2003US6510027 Disc head slider having highly damped bearing with multiple pressure gradiant-generating pads
01/21/2003US6510025 Thin film magnetic head including a protrusion structure and an insulation film in a magnetic core
01/21/2003US6510024 Magnetic head and method of manufacturing the same
01/21/2003US6510023 Magnetic head for high coercive force magnetic recording medium
01/21/2003US6510022 Method for shaping pole pieces of magnetic heads by chemical mechanical polishing
01/21/2003US6510019 Acceleration tracking position controller
01/21/2003US6510018 Magnetic recording and reproducing apparatus with electronic adjustments of interval between stationary and rotary heads
01/21/2003US6510017 Calibration of reader/writer offset in a disc drive
01/21/2003US6510016 Head positioning control system for disk drive
01/21/2003US6510015 Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the same
01/21/2003US6510014 Disturbance detection circuit, memory device thereof, and disturbance detection method
01/21/2003US6510013 Phase-synchronization method and circuit for establishing a phase-synchronization for signals with reduced time
01/21/2003US6510012 High-speed CMOS buffer circuit with programmable quadratic transfer function
01/21/2003US6509621 Magnetic random access memory capable of writing information with reduced electric current
01/21/2003US6509111 Magnetic recording media and magnetic disk apparatus
01/21/2003US6509108 Magnetic recording medium and a magnetic disc apparatus, with a CRP or CrMoP reinforcing coat layer
01/21/2003US6509083 High coercivity magnetic recording medium comprising a sputter textured layer
01/21/2003US6508596 Apparatus using a method for recording digital data including a data conversion or format conversion, and apparatus using the method
01/21/2003US6507992 Head-disc merge assembly station
01/16/2003WO2003005349A1 Data storage medium with laterally magnetised pads and method for making same
01/16/2003WO2003005348A1 Write precompensation amount setting method and device
01/16/2003WO2002058071A3 Non-volatile memory
01/16/2003WO2002035541A3 Method for detecting transient write errors in a disk drive by detecting thermal interference during write process
01/16/2003WO2002009151A3 Magnetoresistive structure
01/16/2003US20030013382 Abrasive cloth and polishing method
01/16/2003US20030013227 Laser-assisted slicing of notched wafer
01/16/2003US20030012983 Magnetic recording medium and method of manufacturing the same
01/16/2003US20030012982 Thin magnetic film, method of fabricating the same and magnetic head including the same
01/16/2003US20030012961 Glass-ceramics for a light filter
01/16/2003US20030012556 Magnetic recording /reproducing method and magnetic recorder/reproducer
01/16/2003US20030012111 Digital modulation apparatus used with DVD-RAM and DVD-R/RW for increasing margin of operation of external device and method thereof
01/16/2003US20030011948 Spin-valve thin film magnetic element and thin film magnetic head
01/16/2003US20030011947 Spin-valve thin film magnetic element and thin film magnetic head
01/16/2003US20030011946 Method and apparatus for achieving physical connection between the flux guide and the free layer and that insulates the flux guide from the shields
01/16/2003US20030011945 Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus
01/16/2003US20030011944 Magneto-resistive effect element, magnetic sensor using magneto-resistive effect, magnetic head using magneto-resistive effect and magnetic memory
01/16/2003US20030011943 Overlaid lead giant magnetoresistive head with side reading reduction
01/16/2003US20030011942 Method for fabricating seed layer for spin valve sensor for magnetic heads for hard disk drives
01/16/2003US20030011941 Spin-valve type magnetoresistive element and its manufacturing method
01/16/2003US20030011940 Magnetic head and magnetic reproducing apparatus
01/16/2003US20030011939 Dual/differential GMR head with a singlel AFM layer
01/16/2003US20030011938 Locally deformable sleeve on disk drive pivot assembly
01/16/2003US20030011937 Ramp assemblies to load/unload heads at the inner diameter of disk drives
01/16/2003US20030011936 Head gimbal assembly including dampening for air bearing vibration
01/16/2003US20030011935 Disc drive suspension
01/16/2003US20030011934 Negative pressure type head slider and disk drive
01/16/2003US20030011933 Magnetic head slider assembly and magnetic disk apparatus
01/16/2003US20030011932 Controlled air bearing (CAB) for magnetic spacing control
01/16/2003US20030011931 System and method of introducing a preferential curvature to a flexible medium for reduced medium vibration and sensor to medium spacing with a disk drive head stack assembly having a non-zero static roll attitude
01/16/2003US20030011930 Write element having a narrow writer pole defined by ion implantation
01/16/2003US20030011923 Position control system and method for magnetic hard disk drive systems with dual stage actuation
01/16/2003US20030011922 Fully integrated matrix magnetic recording head with independent control
01/16/2003US20030011921 Method and apparatus for determining data field fill-in frequency at servo pack writing
01/16/2003US20030011920 Preamble pattern and magnetic recording system using the pattern
01/16/2003US20030011918 Data code and method for coding data
01/16/2003US20030011917 Off-track interference emulator
01/16/2003US20030011916 Restoration of hard disk drive readback signal in the presence of thermal modulation
01/16/2003US20030011915 Slider fly control
01/16/2003US20030011914 Head vibration detection device and method
01/16/2003US20030011913 Method and apparatus for magnetic printing
01/16/2003US20030011912 Master carrier for magnetic transfer
01/16/2003US20030011463 Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus
01/16/2003US20030011459 Magnetic sensing element having improved magnetic sensitivity
01/16/2003US20030011364 Magneto-resistive effect element, magnetic sensor using magneto-resistive effect, magnetic head using magneto-resistive effect and magnetic memory
01/16/2003US20030011361 Method and program for calculating reproduction track width of magnetoresistive effect head
01/16/2003US20030010806 Wire bonding method and apparatus
01/16/2003US20030010624 System and method for forming base coat and thin film layers by sequential sputter depositing
01/15/2003EP1276105A2 Optical information recording medium and recording method using the same
01/15/2003EP1276100A2 Position control system and method for magnetic hard disk drive systems with dual stage actuation
01/15/2003EP1276099A2 Magnetic recording medium and drive apparatus therefor
01/15/2003EP1275110A2 Magnetic recording medium
01/15/2003EP1274529A1 Device for monitoring and calibrating oxide charge measurement equipment and method therefor
01/15/2003CN1391691A Method of manufacturing magnetic head, and magnetic recording and reproducing apparatus
01/15/2003CN1391537A Holding member for information storage disk and information storage disk drive device
01/15/2003CN1391294A Magnetic resistance effect film and memory therewith
01/15/2003CN1391213A Magnetic head suspension device of magnetic disk drive and manufacturing mode
01/15/2003CN1099134C Method for forming partially separation in thin film elements and thin film elements rows
01/15/2003CN1099109C Tape pre-formatting by uniform data storing section
01/15/2003CN1099108C Digital signal recording method and apparatus and recording medium therefor
01/15/2003CN1099098C Leading edge slider microactuator
01/14/2003US6507889 Recording medium library device and control method thereof
01/14/2003US6507553 Nanometer scale data storage device and associated positioning system
01/14/2003US6507540 Hybrid optical head for data storage
01/14/2003US6507539 Magneto-optical recording device having optical head and magnetic head moving independently
01/14/2003US6507467 Comb shunt for ESD protection