Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826) |
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07/21/2004 | EP1439527A2 Enhanced spin-valve sensor with engineered overlayer |
07/21/2004 | EP1438715A1 Product packaging including digital data |
07/21/2004 | EP1438714A2 Narrow write head pole tip fabricated by sidewall processing |
07/21/2004 | EP0918318B1 Recording format for automatic adjustement, recording device therefor, and automatic adjustement device |
07/21/2004 | CN1515065A Drive device and recording and/or reproducing device |
07/21/2004 | CN1514433A System and method for inhibiting vibration in magnetic disk driver possessing rotary actuator |
07/21/2004 | CN1513931A 抛光液组合物 A polishing solution composition |
07/21/2004 | CN1158659C Servo pattern writing method for magnetic disk drives, and magnetic disk drive adopting the method |
07/21/2004 | CN1158649C Rotary drum device and magnetic recording/reproducing apparatus |
07/21/2004 | CN1158605C Method and apparatus for usnig CRC for data integrity on-chip memory |
07/21/2004 | CN1158604C Disc driver and method for storing information on driver disc |
07/21/2004 | CN1158404C Plasma processing system and method |
07/21/2004 | CN1158352C Polycarbonate formulation and carrier for semiconductor wafers that is opaque to certain light wavelengths |
07/20/2004 | US6765855 Signal detection circuit for optical disk |
07/20/2004 | US6765847 Optical disk and method of magnetically separating tracks of the optical disk |
07/20/2004 | US6765770 Apparatus and method of making a stabilized MR/GMR spin valve read element using longitudinal ferromagnetic exchange interactions |
07/20/2004 | US6765769 Magnetoresistive-effect thin film, magnetoresistive-effect element, and magnetoresistive-effect magnetic head |
07/20/2004 | US6765768 Thin-film magnetic head having ensured insulation between shield and magnetic detecting element |
07/20/2004 | US6765767 Magnetoresistive head on a side wall for increased recording densities |
07/20/2004 | US6765766 Bonding tub improved electromagnetic microactuator in disc drives |
07/20/2004 | US6765765 Head gimbal assembly with in-situs adjustable pitch and roll |
07/20/2004 | US6765764 E-block with stamped and drawn actuator arm members |
07/20/2004 | US6765763 Actuator system for disc drive |
07/20/2004 | US6765762 Disk drive with a parking ramp for parking heads |
07/20/2004 | US6765761 Swageless mount plate or unimount arm based milliactuated suspension |
07/20/2004 | US6765760 Disc drive suspension |
07/20/2004 | US6765759 Resonance four piece suspension |
07/20/2004 | US6765758 Subambient pressure slider including secondary structures in the subambient area |
07/20/2004 | US6765757 Soft magnetic film having high saturation magnetic flux density, thin-film magnetic head using the same, and manufacturing method of the same |
07/20/2004 | US6765756 Ultra-short yoke and ultra-low stack height writer and method of fabrication |
07/20/2004 | US6765751 Disk drive system with enclosed removable cartridge including voice coil/head/disk assembly |
07/20/2004 | US6765749 Frequency attenuating filter apparatus and method for a data storage device |
07/20/2004 | US6765748 Method of interleaving servo information fields for track following and seeking and a recording medium including interleaved servo information fields |
07/20/2004 | US6765747 Method and apparatus for reducing low frequency repeatable runout in hard disk drive |
07/20/2004 | US6765746 Method and apparatus employed in disk drive for retracting head when power supply has been interrupted |
07/20/2004 | US6765745 Method and apparatus for in situ detection of high-flying sliders over customer data |
07/20/2004 | US6765744 Track pitch control using head offset measurement for self-servowriting tracks in a disc drive |
07/20/2004 | US6765743 Micro-actuator transducer stack inertia cancellation control |
07/20/2004 | US6765742 Disk storage apparatus and head load control method |
07/20/2004 | US6765741 Adjusting a read detection equalizer filter of a magnetic tape drive employing a recording format required control pattern |
07/20/2004 | US6765740 Composite magnetic head, magnetic disk drive using the head, and control method for the magnetic disk |
07/20/2004 | US6765738 Magnetic reproducing apparatus and method for detecting a degree of wear of magnetic head element |
07/20/2004 | US6765737 Variable track densities on a recording medium to compensate for non-repeatable runout (NRRO) error |
07/20/2004 | US6765736 Write-safe condition verification apparatus and method for the write element in a disc drive |
07/20/2004 | US6765735 Method and apparatus for magnetic transfer |
07/20/2004 | US6765379 Method and device for testing disk drive head while directing gas across the head |
07/20/2004 | US6764960 Manufacture of composite oxide film and magnetic tunneling junction element having thin composite oxide film |
07/20/2004 | US6764778 Electric resistance changes according to the relation between the magnetization direction of a pinned magnetic layer and the magnetization direction of a free magnetic layer affected by an external magnetic field, adaptable for track narrowing |
07/20/2004 | US6764757 Recording medium with a lubricating layer having increased thermal stability |
07/20/2004 | US6764738 Magnetic recording medium with patterned substrate |
07/20/2004 | US6764737 Method of producing information recording medium, production apparatus and information recording medium |
07/20/2004 | US6764736 Substrates in parallel with an information layer that has recording and dielectric layers placed at a distance of </=20 nm between; changed states are identified optically by irradiation of a light beam incident |
07/20/2004 | US6764734 For data storage systems/computers in magneto-optical and magnetic recording |
07/20/2004 | US6764721 Manufacturing method for a perpendicular magnetic recording medium |
07/20/2004 | US6764617 Ferromagnetic conducting lignosulfonic acid-doped polyaniline nanocomposites |
07/20/2004 | US6764289 Fixture for manufacturing magnets for a voice coil motor |
07/20/2004 | US6764166 Ejecting ink using shape memory alloys |
07/20/2004 | US6764006 Apparatus and/or method to reduce bias current for MR reader during read only operation |
07/15/2004 | WO2004059755A1 Cpp magnetoresistive device, method for manufacturing same, and magnetic storage having cpp magnetoresistive device |
07/15/2004 | WO2004059745A1 Magnetic switching device and magnetic memory |
07/15/2004 | WO2004058451A1 Glass substrate for information recording medium and method for producing same |
07/15/2004 | WO2004058450A1 Method for producing glass substrate for information recording medium, polishing apparatus and glass substrate for information recording medium |
07/15/2004 | US20040139375 Method for estimating clock skew within a communications network |
07/15/2004 | US20040137833 Magnetic head cleaning method |
07/15/2004 | US20040137645 Method of forming thin oxidation layer by cluster ion beam |
07/15/2004 | US20040137278 Perpendicular magnetic recording medium |
07/15/2004 | US20040137277 Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus |
07/15/2004 | US20040137276 CuAu type or Cu3Au type ferromagnetic ordered alloy nanoparticles has inexpensive organic support; film forming a powder coatings, annealing in a reducing atmosphere, control oxidation, phase transformation; high density, efficiency, high frequency |
07/15/2004 | US20040137220 recorders comprising substrates having nanostructure particle layers containing iron, cobalt, nickel, manganesse, samarium, platinum or palladium, and curable organic compounds between the particles; stability |
07/15/2004 | US20040137207 Magnetic disk comprising a first carbon overcoat having a high SP3 content and a second carbon overcoat having a low SP3 content |
07/15/2004 | US20040137150 Columnar structured material and manufacturing method therefor |
07/15/2004 | US20040136629 Bearing device |
07/15/2004 | US20040136477 Asynchronous servo RRO detection employing interpolation |
07/15/2004 | US20040136122 Magnetic recording GMR read back sensor and method of manufacturing |
07/15/2004 | US20040136121 Spin valve with thermally stable pinned layer structure having ruthenium oxide specular reflecting layer |
07/15/2004 | US20040136120 Three terminal magnetic head and magnetic recording apparatus provided with the said head |
07/15/2004 | US20040136119 Magnetic flux closure layer for laminated magnetic shields of magnetic heads |
07/15/2004 | US20040136118 Graded laminated thin film poles and shields for magnetic heads |
07/15/2004 | US20040136117 Thin film piezoelectric element, its manufacturing method, and actuator using the same |
07/15/2004 | US20040136116 Pivot assembly for hard disk drive use |
07/15/2004 | US20040136115 Tape drive head cleaner |
07/15/2004 | US20040136114 Servo track writer with helium bearing |
07/15/2004 | US20040136113 Magnetic head for recording/reproduction, magnetic recording medium, and recording/reproduction apparatus |
07/15/2004 | US20040136110 Head positioning system, disk drive apparatus using the same, and head positioning method |
07/15/2004 | US20040136109 Apparatus and method for positioning head at target position on disk |
07/15/2004 | US20040136108 Method and apparatus write control in a disk drive |
07/15/2004 | US20040136107 Magnetic recording method, magnetic recording device, and magnetic recording medium |
07/15/2004 | US20040136105 Information storage system, and a method of operating it |
07/15/2004 | US20040136104 Vertical track zoning for disk drives |
07/15/2004 | US20040135625 Band-pass filter and tracking signal processor circuit |
07/15/2004 | US20040135575 Detection of slider-disk interference using a dynamic parametric test |
07/15/2004 | US20040135472 Driving method of piezoelectric actuator, piezoelectric actuator, and disk recording and reproducing apparatus using the same |
07/15/2004 | US20040134877 magnetoresistance apparatus having reduced overlapping of permanent magnet layer and method for manufacturing the same |
07/15/2004 | US20040134477 Row slicing method in tape head fabrication |
07/15/2004 | US20040134232 Method and apparatus for manufacturing glass substrate for storage medium, glass substrate for storage medium, and storage medium |
07/15/2004 | US20040134060 Spin valves with co-ferrite pinning layer |
07/15/2004 | DE10260009A1 Schreib-/Lesekopf mit integriertem Mikroaktor Read / write head with integrated microactuator |
07/14/2004 | EP1437746A2 Nanomagnetic materials |
07/14/2004 | EP1437715A1 Suspension for magnetic head |
07/14/2004 | EP1437714A1 Magnetic head actuator |