Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/2010
01/05/2010US7643254 Tunnel-effect type magnetic sensor having free layer including non-magnetic metal layer
01/05/2010US7643253 HGA rotational micro-actuator including an s-shaped frame and method of making thereof
01/05/2010US7643252 Head suspension having wiring disposed with conductive layer
01/05/2010US7643251 Slider having fast take-off fluid bearing surface
01/05/2010US7643250 Pad slider design for on-slider ELGs
01/05/2010US7643248 Optoelectronic emitter mounted on a slider
01/05/2010US7643247 β-phase tantalum thin-film resistor and thin-film magnetic head with the resistor
01/05/2010US7643246 Perpendicular magnetic recording head having a stepped portion and method of manufacturing the same
01/05/2010US7643241 Methods calculating RRO and RRO compensation value in HDD
01/05/2010US7643239 Controller selection to reduce written-in run-out
01/05/2010US7643238 Dibit extraction
01/05/2010US7643237 Data loss prevention method of a media storage device and media storage device
01/05/2010US7643236 Centrifugal machine
01/05/2010US7643235 Synchronization for data communication
01/05/2010US7643234 Servo patterns for self-assembled island arrays
01/05/2010US7643233 Disk clock system with up-sampler to generate frequency offset
01/05/2010US7642789 Storage device, and writing unit diagnosing method
01/05/2010US7642041 Using mask having an aperture that creates a servo pattern in a master for magnetic-contact printing; arc-shaped slit; using a wavelength of laser beam to determine a trackpitch; reducing the time required for recording a master; high-density magnetic recording applications
01/05/2010US7641991 Magnetic recording medium
01/05/2010US7641990 Iron compound particles and magnetic recording medium using same
01/05/2010US7641989 Oxide granular type perpendicular magnetic recording medium provides both high media S/N and good corrosion resistance by selective combination of a ruthenium or rutherium alloy intermediate layer and a tantalum nickel or tantalum titanium alloy seed layer
01/05/2010US7641822 Master information carrier for magnetic transfer and a method for producing the carrier
01/05/2010US7641783 Process for electroplating for producing an iron platinum magnetic material having an especially strong coercive force and excellent properties by using electroplating solution containing ionic iron, ionic platinum, and a complexing agent
01/05/2010US7641315 Printhead with reciprocating cantilevered thermal actuators
01/05/2010US7640788 Wear gauge and method of use
01/05/2010US7640650 Method of making a magnetoresistive reader structure
01/05/2010US7640649 Method for removing a magnetic head slider
12/2009
12/31/2009US20090327761 Recording medium, attaching kit for attaching encryption key sticker to the recording medium, and recording apparatus and reproducing apparatus for the recording medium
12/31/2009US20090324995 Glass substrate for magnetic disk
12/31/2009US20090324450 Nanometer Scale Instrument for Biochemically, Chemically, or Catalytically Interacting with a Sample Material
12/31/2009US20090323489 Apparatus and method for connecting interrupted recording
12/31/2009US20090323230 Magnetic sensor
12/31/2009US20090323229 Modified shield shape for perpendicular recording head to reduce sensitivity to external fields
12/31/2009US20090323228 TUNNELING MAGNETORESISTIVE (TMR) DEVICE WITH IMPROVED FERROMAGNETIC UNDERLAYER FOR MgO TUNNELING BARRIER LAYER
12/31/2009US20090323227 Ta/W film as heating device for dynamic fly height adjustment
12/31/2009US20090323226 Information storage device
12/31/2009US20090323223 Head gimbal mechanism and information recording/reproducing apparatus
12/31/2009US20090323222 Thin film magnetic head, magnetic head slider, head gimbal assembly, head arm assembly, magnetic disk device and method of manufacturing thin film magnetic head
12/31/2009US20090323221 Head stack assembly and disk drive unit provided with the same
12/31/2009US20090323220 Head arm assembly, information storage device and suspension
12/31/2009US20090323219 Magnetic recording medium, method for production thereof and magnetic recording and reproducing device
12/31/2009US20090323214 Modulated Disk Lock Clock and Methods for Using Such
12/31/2009US20090323213 Servo signal recording method and magnetic disk apparatus
12/30/2009WO2009158121A2 Magnetic recording medium
12/30/2009WO2009157306A1 Apparatus for polishing both sides of glass substrate for magnetic disk, polishing method, and production process
12/30/2009WO2009136374A3 Head design for writing servo patterns on magnetic tape
12/30/2009WO2008091661A3 Pre-primed roofing membrane
12/30/2009CN101615398A Method for connecting magnetic head long strips and magnetic head manufacturing method in photoetching process
12/30/2009CN100576211C Methods for operating an electromagnetic actuator
12/29/2009US7640461 On-chip circuit for transition delay fault test pattern generation with launch off shift
12/29/2009US7639584 Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof
12/29/2009US7639581 Method of overwriting data in write-once information storage medium and data recording and/or reproducing apparatus for write-once information storage medium
12/29/2009US7639459 Three terminal magnetic sensor having an in-stack longitudinal biasing layer structure
12/29/2009US7639458 System and method for pre-stressing a read head for improving performance thereof
12/29/2009US7639457 Magnetic sensor with underlayers promoting high-coercivity, in-plane bias layers
12/29/2009US7639456 Double mill process for patterning current perpendicular to plane (CPP) magnetoresistive devices to minimize barrier shorting and barrier damage
12/29/2009US7639454 Perpendicular magnetic recording head comprising gap shield
12/29/2009US7639453 Perpendicular magnetic write head with shunt structure to prevent read sensor interference
12/29/2009US7639452 Magnetic head for perpendicular recording and fabrication process
12/29/2009US7639451 Thin-film magnetic head, head gimbal assembly, and hard disk system
12/29/2009US7639450 Flux shunt structure for reducing return pole corner fields in a perpendicular magnetic recording head
12/29/2009US7639448 Differential timing based servo pattern for magnetic-based storage media
12/29/2009US7639447 Servo track squeeze compensation in a disk drive
12/29/2009US7639445 Disk drive device and head positioning control method
12/29/2009US7639444 Real-time channel adaptation
12/29/2009US7639443 Magnetic disk controller and method
12/29/2009US7638212 Magnetic recording medium
12/29/2009US7638211 Magnetic recording medium for high-density recording, having a doped interlayer to preserve the uniformity and ordering of the magnetic nanoparticles in its recording layer; interlayer is doped with a high electronegativity material
12/29/2009US7638210 Multilayer; ferromagnetic layer; chromium alloy coupling layer ; corrosion resistance
12/29/2009US7638209 Recording medium
12/29/2009US7637001 Method of manufacturing a thin-film magnetic head
12/27/2009CA2663771A1 Device and method for classifying/displaying different design shape having similar characteristics
12/27/2009CA2663765A1 Multi-objective optimal design improvement support device, its method and storage medium
12/24/2009US20090318664 Low profile lubricant with cyclophosphazene ring attached
12/24/2009US20090317663 Magnetic recording medium
12/24/2009US20090317662 Magnetic recording medium and method of manufacturing the same
12/24/2009US20090317661 Magnetic recording medium and method of manufacturing the same
12/24/2009US20090316549 Optical disk drive for scanning an optical disk with a scanning velocity and method for scanning an optical disk with a scanning velocity
12/24/2009US20090316548 Data processing apparatus and method for reproducing data of an optical recording medium
12/24/2009US20090316309 Hybrid trackwidth read element
12/24/2009US20090316308 Self-pinned cpp giant magnetoresistive head with antiferromagnetic film absent from current path
12/24/2009US20090316307 Method and apparatus to improve channel quality for use in wireless communications systems with multiple-input multiple-output (mimo) antennas
12/24/2009US20090316306 Thin film piezoelectric element and its manufacturing method, head gimbal assembly and disk drive unit with the same
12/24/2009US20090316304 Magnetic head assembly and magnetic recording apparatus
12/24/2009US20090316303 Magnetic head assembly
12/24/2009US20090316302 Magnetic head and magnetic disk unit
12/24/2009US20090316301 Magnetic field sensor for patterned media
12/24/2009US20090316300 Printed circuit board and method of manufacturing the same
12/24/2009US20090316298 Magnetic disk device and head slider
12/24/2009US20090316297 Servo master and magnetic transfer method using the same
12/24/2009US20090316296 Servo control in tape drives
12/24/2009US20090316295 Method of servo writing, method of compensating phase mismatch of servo pattern and hard disk drive on which the methods are implemented
12/24/2009US20090316292 Magnetoresistive heads and magnetic recording device
12/24/2009US20090316291 Tandem magnetic writer
12/24/2009US20090316289 Magnetic disk for thermally assisted magnetic recording and magnetic disk applying the same therein
12/24/2009US20090316287 Method and system for writing information to a tape cartridge
12/23/2009WO2009154164A1 Polishing composition and polishing method using the same
12/23/2009WO2009154104A1 Head gimbal assembly and information recording/reproducing device having same
12/23/2009WO2009154043A1 Head gimbal assembly with optical guide structure, and information recording/reproducing device
12/23/2009WO2009154009A1 Method for manufacturing magnetoresistive device, sputter film-forming chamber, apparatus for manufacturing magnetoresistive device having sputter film-forming chamber, program and storage medium