Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/2005
09/22/2005US20050210490 Disk Drive Motor and Disk Drive Device Having the Same
09/22/2005US20050210484 Method for adjusting temperature in optical information reproducing apparatus
09/22/2005US20050209797 Method and apparatus for head gimbal assembly testing
09/22/2005US20050209480 Perfluoropolyether ester compound, lubricant and magnetic recording medium
09/22/2005US20050208342 Magnetic recording medium and method for manufacturing the same
09/22/2005US20050208341 Thin film magnetic layer with surface smoothness with nonmagnetic substrates and powders
09/22/2005US20050208340 Magnetic thin film head
09/22/2005US20050208339 Method of manufacturing a magnetic recording medium and the magnetic recording medium formed thereby
09/22/2005US20050208320 Iron nitride magnetic powder and method of producing the powder
09/22/2005US20050207300 Method for designating disk recording capacity and apparatus therefor
09/22/2005US20050207296 System and method for controlling write to minimize ATI and squeeze effects
09/22/2005US20050207292 Method and apparatus for recording data on optical disks
09/22/2005US20050207253 Storage devices and method of transferring file between the devices
09/22/2005US20050207240 Digital processing device with disparate magnetoelectronic gates
09/22/2005US20050207228 Semiconductor integrated circuit and magnetic storage device using the same
09/22/2005US20050207073 Current-perpendicular-to-plane magnetoresistive sensor with free layer stabilized by in-stact orthogonal magnetic coupling to an antiparallel pinned biasing layer
09/22/2005US20050207072 Magnetic sensing element pinning magnetization of pinned magnetic layer by uniaxial anisotropy of pinned magnetic layer itself
09/22/2005US20050207071 Magnetosensitive device and method of manufacturing the same
09/22/2005US20050207070 Current-perpendicular-to-plane magnetoresistive sensor with free layer stabilized by in-stack orthogonal magnetic coupling
09/22/2005US20050207069 Magneto resistive (MR) head
09/22/2005US20050207068 Method and apparatus for connecting a micro-actuator to driver arm suspension
09/22/2005US20050207067 High reliability-parallel data transfer hard disk drive
09/22/2005US20050207066 Recording disk drive and ramp member therefor
09/22/2005US20050207065 Slider and magnetic disk unit
09/22/2005US20050207062 Tape Guide decreasing transverse movement of data storage tape at high frequencies
09/22/2005US20050207061 Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head
09/22/2005US20050207057 Magnetic disk drive with feedback control
09/22/2005US20050207056 Magnetic recording disk drive with dual-stage actuator and control system with multiple controllers
09/22/2005US20050207055 Method and apparatus reducing off track head motion due to disk vibration in a hard disk drive through the head gimbal assembly
09/22/2005US20050207053 Write current waveform asymmetry compensation
09/22/2005US20050207051 Seamless and untrimmed primary servo burst with multiple secondary servo bursts
09/22/2005US20050207050 High frequency assisted writing
09/22/2005US20050207049 Magnetic disk drive and refresh method
09/22/2005US20050207048 Method and device for data read/write, recording medium, and program product
09/22/2005US20050207047 Master carrier for magnetic transfer, magnetic transfer apparatus, and magnetic transfer method
09/22/2005US20050206677 High nozzle density inkjet printhead
09/22/2005US20050204865 Heating organometallic with polyol (tetraethylene glycol) having a boiling point of 150-350 degrees C. to form alloy dispersion and extracting the nanoparticles into a hydrophobic organic solvent in the presence of a hydrophobic surface modifying agent (dodecanethiol, oleic acid); no particle aggregation
09/21/2005EP1577907A2 Iron nitride magnetic powder and method of producing the powder
09/21/2005EP1577889A1 Information recording/reading head and information recording/reproducing device
09/21/2005EP1577883A1 Perpendicular magnetic recording medium
09/21/2005EP1577882A1 Positioners for positioning a head on a disk
09/21/2005EP1577275A2 Crystallized glass for information recording medium, crystallized glass substrate, and information recording medium using the crystallized glass
09/21/2005EP1576604A1 Scheduler for a disc drive apparatus
09/21/2005EP1576590A1 Write/read head provided with an integrated microactuator
09/21/2005EP1576428A1 Repetitive controller and drive servo system including it
09/21/2005EP1576205A1 Plating of multi-layer structures
09/21/2005CN1672209A Disc drive apparatus
09/21/2005CN1672208A Low friction, wear resistant coatings for high speed spindle motors in disc drive/storage applications
09/21/2005CN1671881A High-PTF sputtering targets and method of manufacturing
09/21/2005CN1671028A Disk drive motor and disk drive device having the same
09/21/2005CN1670870A Iron nitride magnetic powder and method of producing the powder
09/21/2005CN1670855A Circuitry for linear control of head flying height using thermal means
09/21/2005CN1670854A Magnetic disk drive and refresh method
09/21/2005CN1670827A Method and apparatus for designating disk recording capacity
09/21/2005CN1670825A Magnetic drag sensor of current flow perpendicular to plane
09/21/2005CN1670824A System and method for controlling write
09/21/2005CN1220197C Magneto-optical head for magneto-optical reading and writing system and producing method for the same magneto-optical head
09/21/2005CN1220182C Integrated electrostatic slider fly height control method
09/21/2005CN1220181C Sliding part
09/21/2005CN1220180C Read detection system of magnetic tape drive and regulation method thereof
09/20/2005US6947852 Monitoring and correcting for non-translational motion in a resonance measurement apparatus
09/20/2005US6947366 Optical recording medium having dual information surfaces
09/20/2005US6947353 Apparatus and method for providing uninterrupted continuous play during a change of sides of a dual sided optical disk
09/20/2005US6947319 Increased sensitivity in local probe of magnetic properties
09/20/2005US6947316 Magnetoresistive sensor including magnetic domain control layers having high electric resistivity, magnetic head and magnetic disk apparatus
09/20/2005US6947264 Self-pinned in-stack bias structure for magnetoresistive read heads
09/20/2005US6947263 CPP mode magnetic sensing element including a multilayer free layer biased by an antiferromagnetic layer
09/20/2005US6947262 Magnetic reading head
09/20/2005US6947261 Thin film magnetic head and method of manufacturing the same
09/20/2005US6947260 System and method of damping vibration on coil supports in high performance disk drives with rotary actuators
09/20/2005US6947259 Magnetic head, magnetic head device and magnetic recording/reproducing device
09/20/2005US6947257 System and method of introducing a preferential curvature to a flexible medium for reduced medium vibration and sensor to medium spacing with a disk drive head stack assembly having a non-zero static roll attitude
09/20/2005US6947256 Embedded wire planar write head system and method
09/20/2005US6947255 Magnetic head having a notched pole piece structure and method of making the same
09/20/2005US6947252 Wave stringer for controlling acoustic noise and shock vibration in a storage device
09/20/2005US6947251 Disk drive having electrically parallel actuator coils for selectively boosting actuator torque
09/20/2005US6947250 Disk storage apparatus
09/20/2005US6947249 Method and apparatus for automatically determining an embedded runout correction threshold
09/20/2005US6947248 Method and apparatus for writing with head having spaced read and write elements
09/20/2005US6947247 Large angle azimuth recording and head configurations
09/20/2005US6947246 Large protrusion recording head for controlled magnetic spacing recording/reading
09/20/2005US6947245 Incorporating repeatable run-out during self-writing of servo patterns in a rotatable media data storage device
09/20/2005US6947244 Servo pattern writing method and apparatus thereof
09/20/2005US6947243 Method and system for time-shift based rotational vibration sensing in disk drives
09/20/2005US6947242 Apparatus and method for dynamic fly height adjustment
09/20/2005US6947241 Pre-block ID mark for multi-directional block location when using a unidirectional coding format
09/20/2005US6947239 Magnetic storage device equipped with write driver circuit capable of performing impedance matching by a simple circuit
09/20/2005US6947238 Bias circuit for magneto-resistive head
09/20/2005US6947236 Magnetic signal recording method and magnetic recording-reproduction apparatus
09/20/2005US6947235 Patterned multilevel perpendicular magnetic recording media
09/20/2005US6947234 Method, system, and program for performing error correction in a storage device having a magnetic storage medium
09/20/2005US6947233 Disk drive apparatus and method for compensating for error in servo-information-recorded position between heads
09/20/2005US6947232 User data wedge media certification apparatus and method
09/20/2005US6947231 Magnetic transfer holder and magnetic transfer device
09/20/2005US6946909 Impedance matched low noise amplifier
09/20/2005US6946854 Ramp arrangement and method for measuring the position of an actuator in a rotating media data storage device
09/20/2005US6946390 Photolithographic production of trenches in a substrate
09/20/2005US6946191 Multilayer; substrate, magnetic layer and protective coatings
09/20/2005US6946166 Magnetic recording medium, a method of manufacturing the same, and a magnetic storage device using the magnetic recording medium
09/20/2005US6945851 CMP formulations