Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/2009
01/06/2009US7473478 Oscillator
01/06/2009US7472471 Method of manufacturing magnetic head for perpendicular magnetic recording
01/06/2009US7472470 Method of manufacturing a perpendicular magnetic recording head
01/06/2009US7472469 Method for fabricating a magnetic head having a sensor stack and two lateral stack
01/01/2009US20090004510 Substrate For Perpendicular Magnetic Recording Medium, Method Of Manufacturing The Same, And Perpendicular Magnetic Recording Medium
01/01/2009US20090004509 Patterned magnetic media for magnetic recording
01/01/2009US20090003190 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks
01/01/2009US20090003172 Playback device, recording device, disc medium, and method
01/01/2009US20090003170 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks
01/01/2009US20090003169 Optical disc apparatus, optical disc apparatus controller and defect detection method
01/01/2009US20090003168 Optical disc device
01/01/2009US20090003163 Optical disk drive for writing a re-writable optical disk and method thereof
01/01/2009US20090003162 Recording apparatus, recording/reproducing system, and recording method
01/01/2009US20090003161 Method for Determining the Rotation Frequency of an Optical Recording Medium
01/01/2009US20090003160 Information Recording Apparatus and Information Recording Method
01/01/2009US20090003158 Writing method for optical disk drive
01/01/2009US20090003154 Information recording/reproducing apparatus
01/01/2009US20090003151 System and Method for Controlling a Tracking Servo During Label Printing
01/01/2009US20090002899 Magnetoresistive element, magnetoresistive head, and magnetic disk apparatus
01/01/2009US20090002898 Cpp-tmr sensor with non-orthogonal free and reference layer magnetization orientation
01/01/2009US20090002897 Cpp-gmr device and magnetic disk system
01/01/2009US20090002896 Magnetic writer for patterned media with increased write field
01/01/2009US20090002895 Wire-assisted magnetic write device with a gapped trailing shield
01/01/2009US20090002893 Magneto-resistive effect device of the cpp structure, and magnetic disk system
01/01/2009US20090002892 Head support mechanism and disk device provided with the same
01/01/2009US20090002891 Head, head suspension assembly, and disk device provided with the same
01/01/2009US20090002888 Overpass structure of flexible printed cable (FPC) signal lines with suspension signal lines for a hard disk drive
01/01/2009US20090002886 Method for producing magnetic recording medium, magnetic recording medium produced by the production method, and mold structure for use in the production method
01/01/2009US20090002885 Perpendicular magnetic recording head and method of manufacturing the same
01/01/2009US20090002884 Magnetic head for perpendicular magnetic recording and method of manufacturing same
01/01/2009US20090002883 Wire-assisted magnetic write device with phase shifted current
01/01/2009US20090002878 Method of Producing a Magnetic Recording Medium
01/01/2009US20090002877 Media preservation for information transducing drive
01/01/2009US20090002876 Method and apparatus for writing servo data, using spiral servo patterns in a disk drive
01/01/2009US20090002875 Magnetic recording medium and method of fabricating the same
01/01/2009US20090002874 Repeated runout compensation using scaled position signals
01/01/2009US20090002873 Sensing Device for Sensing Installation Position of a Read Head
01/01/2009US20090002872 Method and apparatus for positioning head on data track with a variable track width in a disk drive
01/01/2009US20090002871 Method and apparatus for head positioning using spiral servo patterns in a disk drive
01/01/2009US20090002868 Read after write enhancement for bit patterned media
01/01/2009US20090002867 Alternative Sensors For Tracking And Timing In Bit Patterned Media
01/01/2009US20090002866 Adjustment of read/write clock edge timing
01/01/2009US20090002865 Zone Based Timing Recovery For Bit Patterned Media
01/01/2009US20090002864 Memory Controller for Packet Applications
01/01/2009US20090002863 System and method of monitoring data operations at a data storage device
01/01/2009US20090002862 Feed-forward dc restoration in a perpendicular magnetic read channel
01/01/2009US20090002470 Camera Printhead Assembly With Baffles To Retard Ink Acceleration
01/01/2009US20090001048 Method of manufacturing inkjet printhead
12/2008
12/31/2008WO2009003060A1 Magnetic shielding in magnetic multilayer structures
12/31/2008WO2009001945A1 Substrate for magnetic head, magnetic head, and recording medium drive device
12/31/2008WO2009001914A1 Method of manufacturing magnetic recording medium
12/31/2008WO2009001912A1 Magnetic recording medium, method of manufacturing the same, and magnetic recording apparatus
12/31/2008WO2009001908A1 Method of manufacturing discrete track recording medium and discrete track recording medium
12/31/2008WO2009001748A1 Flexible printed board for hard disc device
12/31/2008WO2009001160A1 Method for low frequency noise cancellation in magneto-resistive mixed sensors
12/31/2008WO2006133404A3 Optical disk drive with micro-sil
12/31/2008EP2009624A1 Method for producing magnetic recording medium, magnetic recording medium produced by the production method, and mold structure for use in the production method
12/31/2008CN101335416A Bonding method and bonding apparatus
12/31/2008CN101335325A Magneto-resistive effect device of the cpp structure, and magnetic disk system
12/31/2008CN101335039A Method and apparatus for generating synchronous clock for write operation in a disk drive
12/31/2008CN101335017A Test method of a magnetic disk and magnectic disk tester
12/31/2008CN101335016A Perpendicular magnetic recording medium with exchange-coupled magnetic layers and improved coupling layer
12/31/2008CN101335015A Disk drive and method of adjusting the dynamic fly height of the head
12/31/2008CN101335014A Method and apparatus for writing servo data, using spiral servo patterns in a disk drive
12/31/2008CN101335013A Method and apparatus for writing servo data, using spiral servo patterns in a disk drive
12/31/2008CN101335012A Method and apparatus for positioning head on data track with a variable track width in a disk drive
12/31/2008CN101335011A Head support mechanism and disk device provided with the same
12/31/2008CN101335010A Wire-assisted magnetic write device with phase shifted current
12/31/2008CN101335009A Perpendicular magnetic recording head and method of manufacturing the same
12/31/2008CN101335008A Wire-assisted magnetic write device with a gapped trailing shield
12/31/2008CN101335007A Reading head mounting position sensing apparatus
12/31/2008CN101335006A Alternative sensors for tracking and timing in bit patterned media
12/31/2008CN101333070A Process for producing electrode-formed glass substrate
12/31/2008CN100447878C Head-disk interaction sensor integrated with suspension
12/31/2008CN100447867C Optical information recording device
12/31/2008CN100447866C Magnetic recording medium, magnetic recording and reproducing apparatus, and method for manufacturing magnetic recording medium
12/31/2008CN100447865C Method of manufacturing head, head, and disk driving device
12/31/2008CN100447864C Disk drive and control method thereof
12/31/2008CN100447863C Timing based servo with fixed distances between transitions
12/31/2008CN100447862C Method for correcting floating type magnetic head device
12/31/2008CN100447861C Perpendicular head with self-aligned notching trailing shield process
12/31/2008CN100447860C Magnetic recording head and method of manufacturing the same
12/31/2008CN100447859C Magnetic disc drive
12/31/2008CN100447758C Snapshot management method for logic disk
12/30/2008US7471618 Method of recording data to an information recording medium
12/30/2008US7471605 Highly adaptive recording method and optical recording apparatus
12/30/2008US7471602 Recording/reproducing method and recording/reproducing apparatus and optical disk
12/30/2008US7471601 Optical disk recording/reproducing method, optical disk recording/reproducing apparatus and optical disk
12/30/2008US7471599 Write signal control circuit in an optical disk drive
12/30/2008US7471598 Apparatus and method for copying data
12/30/2008US7471594 Information storage medium, recording and/or reproducing apparatus, and recording and/or reproducing method
12/30/2008US7471492 Magnetoresistive element, magnetic head and magnetic recording/reproducing apparatus
12/30/2008US7471491 Magnetic sensor having a frequency filter coupled to an output of a magnetoresistance element
12/30/2008US7471490 Micro-actuator including U-shaped frame and metal support frame, and manufacturing method thereof
12/30/2008US7471489 Head/arm subassembly and head stack assembly for media servowriter
12/30/2008US7471488 Load beams for disk drive head suspensions having snap-on mounts comprising deflectable arms with spring tabs for engaging an aperture in the actuator arm
12/30/2008US7471486 Disk drive estimating seek time according to a seek profile and a variance group
12/30/2008US7471485 Method and system for head position control in embedded disk drive controllers
12/30/2008US7471484 Patterned medium and recording head
12/30/2008US7471481 Method for establishing and maintaining radial position for hard disk drive self servo write without seed wedges