Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
11/2003
11/27/2003US20030219626 Creating an improved surface that serves as a base or underlayer, planarization layer, read layer, write layer and encapsulation material for use in generic devices that require superior heat dissipation, mechanical hardness and surface
11/27/2003US20030218968 Vacuum-resistant compact disc
11/27/2003US20030218967 Abrasion-resistant compact disc
11/27/2003US20030218951 Optical disc recording/reproducing apparatus that records/reproduces data after finalizing process
11/27/2003US20030218941 Information recording media, recording method and recording apparatus
11/27/2003US20030218836 Thin film magnetic head, thin film magnetic head assembly, storage device, and method of manufacturing thin film magnetic head
11/27/2003US20030218835 Method of depositing material into high aspect ratio features
11/27/2003US20030218834 Magnetic recording media and magnetic storage apparatus using the same
11/27/2003US20030218833 Carriage arm assembly for magnetic disk drive
11/27/2003US20030218832 Magnetic head slider, support therefor and magnetic disk unit
11/27/2003US20030218831 Write head for magnetic recording having a corrosion resistant high aspect coil and a method of manufacture
11/27/2003US20030218824 Head position control method and disk storage device
11/27/2003US20030218823 Method and system for time-shift based rotational vibration sensing in disk drives
11/27/2003US20030218822 Method and system for rotational velocity-based algorithm for vibration compensation in disk drives
11/27/2003US20030218821 Method and apparatus for performing self-servo writing in a disk drive
11/27/2003US20030218819 Rotational vibration velocity-based sensor for disk drives
11/27/2003US20030218817 Method of controlling reader amplifier gain variations of a HDD preamplifier, or the like
11/27/2003US20030218815 Virtual head fly profile measurement
11/27/2003US20030218814 Identification and cancellation of cage frequency in a hard disc drive
11/27/2003US20030218813 Electrical detection of low flying read/write head for a disc drive
11/27/2003US20030218461 Magnetic recording medium inspection method
11/27/2003US20030218225 Magnetic recording medium and method of fabricating the same
11/27/2003US20030218196 Thermally stable ferroelectric memory
11/27/2003US20030217698 Plasma chemical vapor deposition apparatus
11/26/2003EP1365425A1 Permanent magnet and method for preparation thereof
11/26/2003EP1365424A1 Permanent magnet and method for preparation thereof
11/26/2003EP1365423A1 Permanent magnet and method for preparation thereof
11/26/2003EP1365407A1 Disk drive device
11/26/2003EP1365390A2 Magnetic recording medium
11/26/2003EP1365389A2 Perpendicular magnetic recording medium
11/26/2003EP1364370A2 Servo data detection with improved phase shift tolerance
11/26/2003EP1364366A1 Thin film magnetic tape head and method of manufacturing therefor
11/26/2003CN1459094A Giant magnetoresistire sensor having self-consistent demagnetization fields
11/26/2003CN1458910A Magnetic head-use sealing glass, magnetic head and magnetic recording/reproducing device
11/26/2003CN1129139C Slider module, data storage device and method for regulating slider arc surface
11/26/2003CN1129127C Magnetic recording and reproducing apparatus
11/26/2003CN1129117C Magnetic head hanging parts and magnetic disc drive device
11/26/2003CN1129116C Magenetic resistance effect type magnetic head and its producing method and information reproducing system
11/26/2003CN1128940C Both ends open fluid dynamic bearing with multiple thrust plates
11/25/2003US6654852 Method and system of reading and writing data by a disk drive apparatus
11/25/2003US6654279 Magnetic thin film element, memory element using the same, and method for recording and reproducing using the memory element
11/25/2003US6654212 Magnetic sensor capable of providing stable resistance change rate
11/25/2003US6654211 Read head including a spin valve sensor with a specular reflecting cap layer structure
11/25/2003US6654209 Low resistance lead structure for a low resistance magnetic read head
11/25/2003US6654208 Reduced inertia actuator pivot assembly
11/25/2003US6654207 Self-positioning magnetic latch
11/25/2003US6654206 Disc head slider with intermittent contact protection feature
11/25/2003US6654205 Air bearing surface for reducing pressure gradients
11/25/2003US6654203 Thin-film magnetic head and method of manufacturing same, head gimbal assembly and hard disk drive
11/25/2003US6654202 Disc drive with layered write coil
11/25/2003US6654200 Disk drive including electrical traces integrally formed upon disk drive housing
11/25/2003US6654199 Recording/reproducing apparatus with reduced number of guide posts
11/25/2003US6654198 Repeatable run-out error compensation method for a disc drive
11/25/2003US6654197 Disc drive dynamics identification using synchronous excitation signal
11/25/2003US6654196 Avoiding write to read interference during self-servowriting
11/25/2003US6654195 Disk drive having a register set for providing real time position variables to a host
11/25/2003US6654194 High reliability magneto-resistive head cleaning system
11/25/2003US6654191 Restoration of hard disk drive readback signal in the presence of thermal modulation
11/25/2003US6654190 Flexible air bearing design system with independent profile mapping and height field definition for mask tiers
11/25/2003US6653965 Digital servo control method, digital Servo controller, storage device and head position control method
11/25/2003US6653809 Method for head positioning
11/25/2003US6653763 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators
11/25/2003US6653761 Micro-actuator and method of producing the same
11/25/2003US6653048 High silicon content monomers and polymers suitable for 193 nm bilayer resists
11/25/2003US6653001 Magnetic tape having specific meandering features
11/25/2003US6653000 Magnetic recording medium comprising a specific azo dye
11/25/2003US6652999 Magnetic recording medium and signal recording system comprising at least two magnetic layers with orthogonally oriented axes
11/25/2003US6652998 Evaporation; injecting determination concentration of oxygen gas
11/25/2003US6652953 Support, single magnetic layer having thickness of 0.3 mu m; excellent surface property and excellent electromagnetic conversion characteristic
11/25/2003US6652906 Fabrication of a magnetoresistance sensor structure having a spacer layer produced by multiple deposition and oxidation steps
11/25/2003US6651313 Improved accuracy
11/25/2003US6651312 Method for manufacturing a composite type thin film magnetic head having normal structure
11/20/2003WO2003096359A1 Soft magnetic material of high saturation magnetic flux density
11/20/2003WO2003096345A1 Hard disk driving carriage and method of producing the same
11/20/2003WO2003096327A2 Magnetic recording head
11/20/2003WO2003095108A1 Method and apparatus for two dimensional assembly of particles
11/20/2003WO2002099790B1 Vertically-oriented servo track writer and method
11/20/2003US20030217326 Shaped spectral coding and recording systems therefor
11/20/2003US20030216106 Method and apparatus for polishing, and lapping jig
11/20/2003US20030216032 Method for forming MRAM bit having a bottom sense layer utilizing electroless plating
11/20/2003US20030215676 Cobalt alloy; magnetic recording medium having a base layer structure that can reduce the crystal grain size while obtaining an excellent crystallinity, thereby improving signal-noise ratio and increasing recording density
11/20/2003US20030215675 Comprises magnetic recording layer formed by using an ordered alloy containing boron on substrate containing amorphous component; part of boron in alloy is segregated in grain boundary reducing magnetic interaction between magnetic grains
11/20/2003US20030215674 Photo process to improve tribological performance of thin lubricant film
11/20/2003US20030215672 Magnetic recording media and magnetic disk apparatus
11/20/2003US20030215671 Magnetic recording medium and method of fabricating the same
11/20/2003US20030215670 Nonmagnetic support and magnetic layer comprising ferromagnetic hexagonal ferrite powder dispersed in binder on surface of nonmagne nonmagnetic support, magnetic recording medium having low noise, excellent electromagnetic conversion
11/20/2003US20030215634 Applying a coating liquid containing nanoparticles capable of forming a copper aluminum (CuAU) type or Cu3Au type hard magnetic ordered alloy on the support with shilding layer to form a coating, irradiating a laser light on the coating film
11/20/2003US20030214765 Magnetoresistive read sensor with short permanent magnets
11/20/2003US20030214764 V-shape magnetic field sensor with anisotropy induced orthogonal magnetic alignment
11/20/2003US20030214763 Semiconductor Slider with an integral spin valve transistor structure and method for making same without a bonding step
11/20/2003US20030214762 Magnetic field detection sensor
11/20/2003US20030214761 Protective cap in lead overlay magnetic sensors
11/20/2003US20030214760 Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same
11/20/2003US20030214759 Magnetic reading head
11/20/2003US20030214758 Flex clamp in a disc drive for retaining a voice coil motor magnetic pole on a base
11/20/2003US20030214757 Ramp for magnetic read/write apparatus and magnetic read/write apparatus using the same
11/20/2003US20030214756 Flying head slider and information recording and/or reproduction apparatus
11/20/2003US20030214753 Thin film magnetic recording inductive write head with laminated write gap
11/20/2003US20030214750 Disk drives with upstream-oriented heads
11/20/2003US20030214749 Magnetic disk apparatus
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