Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/2009
09/01/2009US7583574 Write-once recording medium preserving data-recording status, method of preserving data recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor
09/01/2009US7583573 Information storage medium having multiple storage layers with optimal power control (OPC) areas and buffer areas
09/01/2009US7583482 Magnetoresistive element and magnetoresistive device having a free layer stabilized by an in-stack bias
09/01/2009US7583481 FCC-like trilayer AP2 structure for CPP GMR EM improvement
09/01/2009US7583480 Magnetoresistance effect element with nano-junction between free and pinned layers
09/01/2009US7583479 Thin-film magnetic head with heater in overcoat multilayer, head gimbal assembly with thin-film magnetic head, and magnetic disk drive apparatus with head gimbal assembly
09/01/2009US7583478 Thin-film magnetic head, head gimbal assembly, head arm assembly and magnetic disk drive
09/01/2009US7583477 Magnetic recording head with a point writer pole
09/01/2009US7583476 Tolerance ring for data storage with cut-out feature for mass control
09/01/2009US7583475 Rotating disk storage device and integrated wire head suspension assembly
09/01/2009US7583474 Suspension and limiter mechanism for a data storage device
09/01/2009US7583473 Air bearing with both low altitude and speed sensitivities
09/01/2009US7583472 Thin film magnetic head, method of manufacturing the same, and magnetic recording apparatus
09/01/2009US7583470 Disk drive writing wedge RRO data along a sinusoidal path to compensate for reader/writer offset
09/01/2009US7583469 Up-sampled filtering for servo demodulation
09/01/2009US7583468 Method and apparatus of dual stage servo control with dual control paths and decoupling feedback for track following in a hard disk drive
09/01/2009US7583466 Disk drive determining operating fly height by detecting head disk contact from disk rotation time
09/01/2009US7583462 Head amplifier with a heat controller
09/01/2009US7583461 Defect registration method of magnetic disk, and magnetic disk drive
09/01/2009US7583460 Edge controlled fast data pattern generator
09/01/2009US7583459 Method and apparatus for write precompensation in a magnetic recording system
09/01/2009US7583458 Channel optimization metrics
09/01/2009US7583456 Method and apparatus to limit DC-level in coded data
09/01/2009US7582369 Biaxially oriented polyester film
09/01/2009US7582368 Perpendicular magnetic recording medium with an exchange-spring recording structure and a lateral coupling layer for increasing intergranular exchange coupling
09/01/2009US7582218 Method for merging sensor field-mill and electronic lapping guide material placement for a partial mill process and sensor formed according to the method
09/01/2009US7582193 Producing magnetic recording medium in which noise is reduced and thermostability of recorded magnetization is improved while enabling easy writing to be carried out by recording head; includes underlayer having hcp crystal structure and magnetic layer produced by multilayer lamination of cobalt/platinum
09/01/2009US7581309 Method of assembling a carriage assembly
08/2009
08/27/2009WO2009104625A1 Tip type probe manufacturing method, tip type probe, and tip type probe manufacturing apparatus
08/27/2009WO2009104509A1 Fe-co alloy sputtering target material for forming soft magnetic film
08/27/2009WO2009103675A1 Error correction capability for longitudinal position data in a tape storage system
08/27/2009US20090214898 Magnetic recording medium and manufacturing method thereof
08/27/2009US20090214897 Magnetic storage apparatus
08/27/2009US20090214896 Perpendicular recording magnetic media having a granular magnetic recording layer and an amorphous soft underlayer
08/27/2009US20090214895 Magnetic recording medium and manufacturing method thereof
08/27/2009US20090214768 Process for producing magnetic recording medium
08/27/2009US20090213503 Magnetic tunnel junction device
08/27/2009US20090213502 Magneto-resistance effect element having stack with dual free layer and a plurality of bias magnetic layers
08/27/2009US20090213501 Composite Thin-Film Magnetic Head, Magnetic Head Assembly And Magnetic Disk Drive Apparatus
08/27/2009US20090213500 Actuator latch system of hard disk drive
08/27/2009US20090213499 Ramp mechanism and magnetic disk apparatus
08/27/2009US20090213498 Disk drive device
08/27/2009US20090213497 Magnetic recording medium and manufacturing method thereof
08/27/2009US20090213496 Perpendicular magnetic recording head and method for manufacturing the same
08/27/2009US20090213495 Use of grating structures to control asymmetry in a magnetic sensor
08/27/2009US20090213494 Perpendicular Magnetic recording system and medium with high-moment corrosion-resistant "soft" underlayer (SUL)
08/27/2009US20090213493 Apparatus, system, and method for tape drive head
08/27/2009US20090213492 Method of improving stability of domain polarization in ferroelectric thin films
08/27/2009US20090213489 Method and system for servo stripe width detection and compensation
08/27/2009US20090213488 Methods, systems and apparatus for reducing the effects of tape dimensional stability
08/27/2009US20090213487 Efficient method to detect disk write errors
08/27/2009US20090213484 Techniques For Providing DC-free Detection of DC Equalization Target
08/27/2009US20090213483 Magnetic head drive device and magnetic recording/reproducing device using this drive device
08/27/2009US20090213482 Apparatus and method for writing data onto a tape
08/27/2009US20090211898 Magnetic recording media having five element alloy deposited using pulsed direct current sputtering
08/27/2009US20090211081 Controlled lapping for an abs damascene process
08/27/2009DE19820465B4 Magnetowiderstandseffektelement, und ein derartiges Element aufweisender Magnetkopf und magnetische Aufzeichnungseinrichtung A magnetoresistance effect element, and such an element having Direction magnetic head and magnetic recording means
08/26/2009EP1429321B1 Optical recording/reproducing medium-use substrate, production method for optical recording/reproducing medium producing stamper and optical recording/reprodcing medium producing stamper
08/26/2009EP1282902B1 Magnetic multilayer structure with improved magnetic field range
08/26/2009CN101517640A Method for production of magnetic recording medium, magnetic recording medium and magnetic recording and reproducion device
08/26/2009CN101517639A Magnetic recording medium and method for producing the same, and magnetic recorder/reproducer
08/26/2009CN101515465A Media player with acceleration protection
08/26/2009CN101515459A Patterned magnetic recording medium and method for manufacturing same
08/26/2009CN100533801C Narrow gap current perpendicular plane (cpp) magnetoresistive sensor
08/26/2009CN100533566C Optical recording medium, magnetooptic recording medium, information recording/reproducing device, information recording/reproducing method and magnetic recording device
08/26/2009CN100533564C Production method for optical recording/reproducing medium for producing stamper
08/26/2009CN100533555C Magnetic recording medium and magnetic storage unit
08/26/2009CN100533554C Magnetic head and magnetic data system
08/26/2009CN100533553C Magnetic disk drive
08/25/2009US7580717 Method and apparatus for applications including position determination
08/25/2009US7580339 Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction method
08/25/2009US7580231 Magneto-resistive element having a free layer provided with a ternary alloy layer
08/25/2009US7580230 Magnetoresistive sensor having shape enhanced pinning, a flux guide structure and damage free virtual edges
08/25/2009US7580229 Current-perpendicular-to-the-plane (CPP) magnetoresistive sensor with antiparallel-free layer structure and low current-induced noise
08/25/2009US7580228 Current perpendicular to plane sensor with non-rectangular sense layer stack
08/25/2009US7580227 Magnetic element, magnetic information reproducing head, and magnetic information reproducing apparatus
08/25/2009US7580226 Method and mechanism of the PZT micro-actuator application for the magnetic head gimbal assembly of the hard disk driver
08/25/2009US7580224 Magnetic head slider with reduced bearing surface area and magnetic disk drive
08/25/2009US7580223 Magnetic recording media, substrate for magnetic recording media, and magnetic recording apparatus
08/25/2009US7580222 Thin-film magnetic head, a head gimbal assembly and hard disk drive
08/25/2009US7580219 Controlling seeks using non-linear switching curves
08/25/2009US7580218 Magnetic head tester using magnetic disk with pre-written servo
08/25/2009US7580217 Disk drive with hybrid analog-digital acceleration feedforward control system and method for rejecting rotational vibration
08/25/2009US7580216 Disk servo pattern writing
08/25/2009US7580213 Apparatus and method to minimize amplitude variations associated with media/head response characteristics in servo writing of perpendicular magnetic recording
08/25/2009US7580212 Magnetic disk having efficiently stored WRRO compensation value redundancy information and method for using the redundancy information
08/25/2009US7579288 Method of manufacturing a microelectronic component utilizing a tool comprising an ESD dissipative ceramic
08/25/2009US7579095 Differentially oriented patterned magnetic media
08/25/2009US7578943 Liquid discharge head and producing method therefor
08/25/2009US7578582 Inkjet nozzle chamber holding two fluids
08/25/2009US7578049 Method for constructing a magnetic write pole for a perpendicular magnetic recording head
08/20/2009WO2009102802A2 Magnetic domain patterning using plasma ion implantation
08/20/2009WO2009101689A1 Method of manufacturing magnetic recording head
08/20/2009WO2009073344A3 Method and apparatus for deforming media
08/20/2009US20090208966 Method for removing a fluid substance from a closed system
08/20/2009US20090208778 Patterned magnetic recording medium and method for manufacturing same
08/20/2009US20090208777 Magnetic head manufacturing method, magnetic head, angle setting device and lapping device
08/20/2009US20090207703 Optical near-field generator and recording apparatus using the optical near-field generator
08/20/2009US20090207534 Magneto-resistance effect element including stack with dual free layer and magnetized shield electrode layers
08/20/2009US20090207533 Cpp-type magneto resistance element having a pair of free layers and spacer layer sandwiched therebetween