Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2006
08/08/2006US7088557 Head supporting device and disk drive unit using the same
08/08/2006US7088555 Ramp for hard disc
08/08/2006US7088554 Disk head suspension arm having comb receiving portion
08/08/2006US7088553 Laminated suspension load beam design with dual primary metal layers sandwiching intermediate secondary layer
08/08/2006US7088550 Magnetic hard disk recording head with self-compensating thermal expansion
08/08/2006US7088549 Thin-film magnetic head having a high recording density and frequency
08/08/2006US7088548 With a thinner soft magnetic underlayer while avoiding saturation
08/08/2006US7088547 Disk drive recursively estimating repeatable runout
08/08/2006US7088546 Method to reject disk drive disturbance
08/08/2006US7088544 Method for controlling movement of head in data storage device and disk drive employing the method
08/08/2006US7088543 Suspension having magnetic head assembly mounted thereon and magnetic recording disk drive using the suspension
08/08/2006US7088537 Removing residual magnetization in a data transducer
08/08/2006US7088536 Magnetically recorded data reproduction apparatus and method thereof
08/08/2006US7088535 Off-track retry method in hard disk drive
08/08/2006US7088534 Disk synchronous write
08/08/2006US7088533 Method of self-servo writing in a disk drive using a spiral pattern
08/08/2006US7088532 Head-disk interface preconditioning using write current before servo track write
08/08/2006US7087325 Magnetic recording medium and production process thereof
08/08/2006US7087324 Magnetoresistive spin-valve sensor and magnetic storage apparatus
08/08/2006US7087290 Substrate comprising at least one plastic portion, an edge lift height of less than 8 mu, a surface roughness of less than 10 Angstrom, and an axial displacement peak of less than 500 mu under shock or vibration excitation
08/08/2006US7087210 magnetic memory storage device using nanosized acicular magnetic iron oxide particles of maghemite phase, said method comprising step of covering a flexible disk with a thin layer of the said iron oxide, casing the covered-disk with a protective material, and obtaining the magnetic memory storage device
08/08/2006US7087183 Method of using an etchant solution for removing a thin metallic layer
08/08/2006US7086931 Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head
08/08/2006US7086720 Micro-electromechanical fluid ejection device that incorporates a shape memory alloy based actuator
08/08/2006US7086623 Leader tape and magnetic tape cartridge
08/08/2006US7086154 masking a photoresist on the inside surface of the substrate; charging the nozzle holes with the dielectric; plating a nonwetting layer; unmasking the substrate; minimal clogging without reducing wettability
08/08/2006US7086141 Manufacturing method of magnetoresistive effect sensor
08/08/2006US7086140 Method of fabricating a thin film magnetic recording head
08/08/2006US7086139 Methods of making magnetic write heads using electron beam lithography
08/08/2006US7086138 Method of forming a feature having a high aspect ratio
08/03/2006WO2006080266A1 Head slider, head support device, and disk device
08/03/2006WO2006015328A3 Pulse thermal processing of functional materials using directed plasma arc
08/03/2006US20060172575 Slider tester
08/03/2006US20060172156 Magnetic recording medium and process for producing same
08/03/2006US20060172155 Magnetic recording apparatus
08/03/2006US20060172154 Magnetic recording medium and magnetic recording and reproducing apparatus
08/03/2006US20060172153 Patterned magnetic recording media, stamper for manufacture of patterned magnetic recording media, method of manufacturing patterned magnetic recording media, and magnetic recording/reproduction apparatus
08/03/2006US20060172151 Ferrite magnet powder, sintered magnet, bond magnet, and magnetic recording medium
08/03/2006US20060171398 Defect area management system and method for optical storage medium
08/03/2006US20060171291 Information recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method
08/03/2006US20060171289 Test disk
08/03/2006US20060171282 Information recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method
08/03/2006US20060171281 Information recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method
08/03/2006US20060171280 Defect Management Method and System of Optical Disk Drive
08/03/2006US20060171279 Apparatus for and method of recording digital audio/video signals
08/03/2006US20060171278 Optical disk recorder with reproduction quality control
08/03/2006US20060171277 Information recording and reproducing apparatus and information recording method
08/03/2006US20060171276 Information recording and reproducing apparatus and information recording method
08/03/2006US20060171274 Method for indicating time point for replacement of a recording medium and apparatus implementing the same
08/03/2006US20060171272 Optical disc apparatus and defocus control method
08/03/2006US20060171271 Method and apparatus for managing a overwrite recording on optical disc write once
08/03/2006US20060171270 Optical disc device
08/03/2006US20060171269 Information recording and reproducing apparatus and method of reproducing BCA signal at high accuracy
08/03/2006US20060171268 System and method for marking an optical disk
08/03/2006US20060171084 MR sensor and thin film media having alloyed Ru antiparallel spacer layer for enhanced antiparallel exchange coupling
08/03/2006US20060171083 Enhanced anti-parallel-pinned sensor using thin ruthenium spacer and high magnetic field annealing
08/03/2006US20060171082 Combination patterning for magnetic head deposited shield and magnetic head made thereby
08/03/2006US20060171081 Magnetic sensor with tilted magnetoresistive structures
08/03/2006US20060171080 Head gimbal assembly, method of manufacturing the same and magnetic disc drive device
08/03/2006US20060171079 Load/unload-type head suspension and method of processing the same
08/03/2006US20060171078 Information storage apparatus
08/03/2006US20060171077 Apparatus and method for utilizing a small pad to increase a head to a disk interface reliability for a load/unload drive
08/03/2006US20060171076 Lead configuration for reduced capacitive interference in a magnetic read/write head
08/03/2006US20060171075 Cable management support bar with strain relief clamps
08/03/2006US20060171073 Thin-film magnetic head for perpendicular magnetic recording
08/03/2006US20060171072 Perpendicular magnetic recording head, method of manufacturing the same, and magnetic recording apparatus
08/03/2006US20060171071 Soft magnetic film and thin-film magnetic head using the same
08/03/2006US20060171070 Magnetic recording head having solenoidal coil
08/03/2006US20060171069 P1 write pole with shoulder formation and method of fabrication
08/03/2006US20060171068 Perpendicular magnetic head and perpendicular magnetic disk apparatus
08/03/2006US20060171067 Method for controlling the formation of the trailing shield gap during perpendicular head fabrication and head formed thereby
08/03/2006US20060171063 Seek servo control method for adapting to supply voltage variation and disk drive using the same
08/03/2006US20060171062 Method for secondary-actuator failure detection and recovery in a dual-stage actuator disk drive
08/03/2006US20060171061 Seek error retry method of a disk device and disk device
08/03/2006US20060171060 Piezoelectric crystal actuator and techniques for hysteresis reduction
08/03/2006US20060171054 Hi-speed preamplifier write driver for hard drive with improved symmetry
08/03/2006US20060171053 Data storage device, data storage control circuit, and control method for magnetic disk drive
08/03/2006US20060171052 Method of servo writing for magnetic recording system, magnetic recording system
08/03/2006US20060171051 Modulation of sidewalls of servo sectors of a magnetic disk and the resultant disk
08/03/2006US20060171050 Utilizing a combination of physical tracks and virtual tracks to store data on a data storage medium
08/03/2006US20060171049 Method and apparatus for optimizing a PRML data-receiving channel for data-storage systems
08/03/2006US20060170554 Method of annealing amorphous ribbons and marker for electronic article surveillance
08/03/2006US20060168798 Method of lapping row bar in which perpendicular magnetic heads are formed and lapping machine
08/03/2006US20060168797 Method of fabricating magnetic sensors with pinned layers with zero net magnetic moment
08/03/2006US20060168796 System and method for improving the electrical connection of a hard drive relay flexible circuit assembly to an HGA flexure cable
08/03/2006US20060168795 Method of manufacturing a disk drive to chassis coupling apparatus for rigidly coupling a disk drive to a chassis of a computer
08/03/2006US20060168794 Method to control mask profile for read sensor definition
08/02/2006EP1686571A1 Perpendicular magnetic recording medium and disk
08/02/2006EP1686570A2 Method and apparatus for loadinf/unloading a read/write head
08/02/2006EP1686569A2 Method, apparatus and system for accessing discontinuous media tracks
08/02/2006EP1686568A2 Seek error retry method of a disk device and disk device
08/02/2006EP1686197A1 Take-up vacuum deposition method and take-up vacuum deposition apparatus
08/02/2006EP1685558A2 Method and apparatus for controlling topographical variation on a milled cross-section of a structure
08/02/2006EP1529017B1 Iron oxide powder for undercoat layer of coat-type magnetic recording medium having multilayer structure and a process of producing the same
08/02/2006EP1529016B1 Iron oxide powder and a process of producing the same
08/02/2006CN1813308A Pickup unit homing mechanism for a disk drive unit
08/02/2006CN1813307A Improved method for adding flexiable circuit assembly of magnetic head stack assembly to actuator arm
08/02/2006CN1813302A Disc positioning information write method and device, information recording/reproduction device, and recording medium
08/02/2006CN1813287A Spin stand
08/02/2006CN1811972A Separable hard disk driver skew block mounting method and position measuring device