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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12/27/2001 | US20010055170 Apparatus for recording and regenerating data |
12/27/2001 | US20010055169 Reproduction signal evaluation method |
12/27/2001 | US20010055168 Magnetic transfer method and magnetic recording medium |
12/27/2001 | US20010055167 Magnetic information transfer method and apparatus thereof |
12/27/2001 | US20010055132 Optical disk recordable using both a cipher key and disk identification information for encryption |
12/27/2001 | US20010054340 Method of cutting magnetic recording medium and cutting apparatus |
12/27/2001 | US20010054225 Apparatus and method for separating head gimbal assembly from bonding jig |
12/27/2001 | CA2392487A1 Magnetic recording medium and method for fabricating a magnetic recording medium |
12/27/2001 | CA2379485A1 Massively parallel fixed head disk drive |
12/26/2001 | CN1328323A Magnetic re-recording method and its apparatus |
12/26/2001 | CN1076849C Axial resonance attenuating apparatus for rotation drum apparatus |
12/25/2001 | US6334190 System for the manipulation of secure data |
12/25/2001 | US6333842 Magneto-resistance effect type composite head and production method thereof |
12/25/2001 | US6333841 Thin film magnetic head and method of manufacturing the same |
12/25/2001 | US6333840 Magnetic recording apparatus |
12/25/2001 | US6333839 Tolerance ring with low consistent installation force profile |
12/25/2001 | US6333838 Voice coil actuated carriage in which a support structure for the carriage is disposed at least partially within the motor |
12/25/2001 | US6333837 Flexible circuit suspension |
12/25/2001 | US6333836 Head suspension assembly for a data storage device |
12/25/2001 | US6333835 Step pad air bearing for load/unload mechanism |
12/25/2001 | US6333834 Rattle reduction mechanism in a removable cartridge for a disk drive |
12/25/2001 | US6333831 Combination linear and rotary head cleaner |
12/25/2001 | US6333830 Low resistance coil structure for high speed writer |
12/25/2001 | US6333828 Magnetic disk unit with slider suspension assemblies and head IC chips |
12/25/2001 | US6333827 Magnetic signal reproducing device, magnetic signal reproducing method and magnetic recording medium for high density reproduction |
12/25/2001 | US6333470 Assembly for chip(s) with magnetic head(s) and method for making same |
12/25/2001 | US6333286 Magnetic disks, smoothness modulus of elasticity, nonbending and nonvibrating |
12/25/2001 | US6333089 Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk |
12/25/2001 | US6333067 Deposition of ferromagnetic material (chromium oxide, cro2) onto substrate, controlled by pre-patterning substrate to govern crystal structure |
12/25/2001 | US6332962 Thin-film magnetic recording head manufacture using selective imaging |
12/25/2001 | US6332906 Extrusion of metal articles, atomizing for powder metallurgy |
12/25/2001 | US6332338 Generating glass apparatus; prepare chemical intermediate, melt glass, feed melting glass into mold, press shape |
12/25/2001 | US6332264 Method of manufacturing slider and slider manufacturing aid |
12/20/2001 | WO2001097221A2 Drive level flow-field conditioning to reduce flow field turbulence |
12/20/2001 | WO2001097215A1 Reducing actuator arm oscillation during settle mode in a disc drive servo system |
12/20/2001 | WO2001097214A2 Record head for thermally assisted magnetic recording |
12/20/2001 | WO2001096455A1 Magnetic or magnetisable bonding agent composition |
12/20/2001 | WO2001096068A1 Device and method for measuring amount of grinding in magnetic head producing process |
12/20/2001 | WO2001096063A1 Magnetic head grinding device and method |
12/20/2001 | US20010053458 Magnetic recording media for longitudinal recording, process for producing the same and magnetic memory apparatus |
12/20/2001 | US20010053444 Management technique of friction coefficient based on surface roughness, substrate for information recording medium, information recording medium and manufacture method thereof |
12/20/2001 | US20010053272 Playback apparatus and adaptive equalizing circuit |
12/20/2001 | US20010053053 Exchange coupling film and electroresistive sensor using the same |
12/20/2001 | US20010053052 Magnetic sensor |
12/20/2001 | US20010053051 Thin film magnetic head and method of manufacturing the same |
12/20/2001 | US20010053050 Disc drive with improved head pitch adjustment |
12/20/2001 | US20010053049 Information storage apparatus and carriage |
12/20/2001 | US20010053048 Actuator with reinforced voice coil |
12/20/2001 | US20010053047 Actuator system for disc drive |
12/20/2001 | US20010053046 Flying head slider capable of avoiding collision when loaded |
12/20/2001 | US20010053045 Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatus |
12/20/2001 | US20010053044 Disc drive with layered write coil |
12/20/2001 | US20010053043 Method for manufacturing a magnetroresistive element with conductive films and magnetic domain films overlapping a central active area |
12/20/2001 | US20010053038 Method and system for controlling the positioning of a read/write head of a data recording device |
12/20/2001 | US20010053037 Process of measuring slide-reading of abutted-junction read heads |
12/20/2001 | US20010053036 Single ended preamplifier having improved noise characterestics |
12/20/2001 | US20010052773 Test simulation of a read/write head |
12/20/2001 | US20010052543 Magnetic data cardreader system |
12/20/2001 | US20010052509 Method of manufacturing thin film magnetic head |
12/20/2001 | US20010052181 Magnetic head producing method |
12/20/2001 | DE10030021A1 Test device for linear scanning of pole faces in voice coil motor (VCM) system in disk drive, determines magnetic flow density of individual pole faces of VCM system, based on voltage induced in coil |
12/20/2001 | DE10029699A1 Binding composition, useful in magnetic recording materials, comprises radical-polymerized block copolymer and magnetic or magnetizable pigment |
12/19/2001 | EP1164582A2 Secondary agglomerates of magnetic metal particles for magnetic recording and process for producing the same |
12/19/2001 | EP1164581A2 Spindle-shaped goethite particles, spindle-shaped hematite particles, spindle-shaped magnetic metal particles containing iron as main component and processes for producing the same |
12/19/2001 | EP1163669A1 Method of making a patterned magnetic recording head |
12/19/2001 | EP0844061B1 Film of aromatic polyamide and magnetic recording medium using the same |
12/19/2001 | EP0786133B1 Synchronous detection of concurrent servo bursts for fine head position in disk drive |
12/19/2001 | CN1327578A Magnetic head supporting mechanism |
12/19/2001 | CN1327577A Magnetic recording device, method for adjusting magnetic head and magnetic recording medium |
12/19/2001 | CN1327576A Tray for conveying magnetic head for magnetic disk |
12/19/2001 | CN1327235A Method and system for establishing primary record track group in self servo write system |
12/19/2001 | CN1326824A distortion correcting method and device for plane body |
12/19/2001 | CN1326819A Conic fabric label |
12/19/2001 | CN1076507C Method for recording data |
12/19/2001 | CN1076505C Method and unit for recording and reading of multiple speed information by rotary magnetic head |
12/19/2001 | CN1076502C Magnetic tape recording and regenerating device and its method |
12/19/2001 | CN1076500C Magnetic head sub-ambient air pressure slider for a disc drive device or the like |
12/19/2001 | CN1076499C Magnetic head drum assembly |
12/19/2001 | CN1076498C Spin valve magnetoresistive sensor and magneitc recording system using the sensor |
12/19/2001 | CN1076311C Device for automatically turning over work pieces |
12/19/2001 | CN1076248C Lapping apparatus |
12/18/2001 | US6332205 Data recovery system having offset compensation |
12/18/2001 | US6332203 Testing apparatus and method for preventing a disk unit from being damaged |
12/18/2001 | US6331946 Method for protecting on-chip memory (flash and RAM) against attacks |
12/18/2001 | US6331924 Magnetoresistive head using a magnetoresistive element as a magnetic detector |
12/18/2001 | US6331923 Microactuated disk drive suspension with heightened stroke sensitivity |
12/18/2001 | US6331921 Magneto-resistive head read amplifier |
12/18/2001 | US6331920 Backward compatible head and head positioning assembly for a linear digital tape drive |
12/18/2001 | US6331919 Write head impedance termination in magnetic recording |
12/18/2001 | US6331803 Constant bandwidth, variable gain amplifier, and method |
12/18/2001 | US6331773 Pinned synthetic anti-ferromagnet with oxidation protection layer |
12/18/2001 | US6331364 Patterned magnetic recording media containing chemically-ordered FePt of CoPt |
12/18/2001 | US6331344 Biaxially oriented polyester film |
12/18/2001 | US6331342 Magnetic recording medium |
12/18/2001 | US6331338 Amorphous alloy of light rare earth-transition metal and semi-metal, magneto-optical recording layer made of the alloy, and magneto-optical disk adopting the layer |
12/18/2001 | US6330743 Thin film magnetic head and method of manufacturing the same |
12/18/2001 | US6330742 Magnetic head positioning method |
12/13/2001 | WO2001095329A1 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators |
12/13/2001 | WO2001095326A2 System and method for terminal short detection |
12/13/2001 | WO2001095316A2 Method and apparatus for cleaning disc drive components |