Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
08/2012
08/29/2012CN102013257B Disk drive suspension
08/29/2012CN102005208B Motor and driving device of recording disc
08/29/2012CN101919000B Magnetic recording medium
08/29/2012CN101789487B Thin-film piezoelectric device, production method thereof, head gimbals assembly using the thin-film piezoelectric device, and hard disk drive using the head gimbals assembly
08/29/2012CN101740042B Main printed board for hard disc driver and hard disc driver thereof
08/29/2012CN101652330B Process for producing glass substrate for magnetic disk and production system for glass substrate for magnetic disk
08/29/2012CN101034559B Magnetic recording medium
08/29/2012CN101025926B Method, apparatus, and storage medium for controlling track seek servo, and disk drive
08/28/2012US8254222 Disk drive tuning dual stage actuator servo loop gains from open loop response at target frequency
08/28/2012US8254067 Tunnel junction type magneto-resistive head
08/28/2012US8254066 Technique for measuring process induced magnetic anisotropy in a magnetoresistive sensor
08/28/2012US8254065 For a piezoelectric actuator having an electrode joined with the joint face of the actuator movable member, a power supply including a wiring connector having a face joined with the electrode and another face attached to a conductive base layer of a wiring member and head suspension employing the same
08/28/2012US8254064 Head gimbal assembly and disk drive with the same
08/28/2012US8254063 Slider for a head gimbal assembly with an inverted dimple
08/28/2012US8254062 Recessed base plate for data transducer suspension
08/28/2012US8254061 Head-slider with protrusion control structure and manufacturing method of the head-slider with protrusion control structure
08/28/2012US8254060 Straight top main pole for PMR bevel writer
08/28/2012US8254059 Perpendicular magnetic recording head with domain controlled side shield
08/28/2012US8254058 Flat profile tape head
08/28/2012US8254057 Detecting wedge angle with a third electric lapping guide (ELG) during manufacture of a magnetic head
08/28/2012US8254052 Method of making a multi-channel time based servo tape media
08/28/2012US8254051 Disk drive and method for measuring clearance between a head and a disk in a disk drive
08/28/2012US8254050 System and method for determining vibration of at least one hard disk drive
08/28/2012US8254049 Systems and methods for improved synchronization between an asynchronously detected signal and a synchronous operation
08/28/2012US8254048 Dual gain control for magnetic data storage system
08/28/2012US8252516 Manufacturing a narrow track read head
08/28/2012US8252437 Planarized magnetic recording disk with pre-patterned surface features and secure adhesion of planarizing fill material and method for planarizing the disk
08/28/2012US8252367 Methods and apparatus to fabricate soft magnetic film with preferred uniaxial anisotropy for perpendicular recording
08/28/2012US8252190 Method for manufacturing a magnetic write head having a hard mask defined write pole trailing edge step
08/28/2012US8252152 Perpendicular magnetic recording medium and method of manufacturing the same and product thereof
08/28/2012US8250737 Method for manufacturing head including light source unit for thermal assist
08/28/2012US8250736 Method for manufacturing a magnetic recording medium
08/23/2012WO2012111816A1 Near-field optical device, recording device using same, and recording method
08/23/2012WO2012111590A1 Imprinting apparatus
08/23/2012WO2012111568A1 Soft magnetic alloy for magnetic recording, sputtering target material and magnetic recoding medium
08/23/2012WO2012111399A1 Information recording system and magazine
08/23/2012WO2012111211A1 Tape recording medium, information recording system, and recording tape cartridge
08/23/2012WO2012111184A1 Recording device and recording method using near-field light device
08/23/2012WO2012111150A1 Near-field optical devices and method for controlling energy transfer
08/23/2012WO2012111092A1 Method for manufacturing glass blank for information recording medium substrate, substrate for information recording medium and information recording medium, and device for manufacturing glass blank for information recording medium substrate
08/23/2012US20120214022 Magnetic tape and method for producing the same
08/23/2012US20120214021 Magnetic recording medium and magnetic recording apparatus
08/23/2012US20120214020 Magneto-resistive effect element having spacer layer with thin central portion
08/23/2012US20120213921 Method for producing glass substrate for magnetic disk and method for producing magnetic disk
08/23/2012US20120212860 Magneto-resistive effect element having spacer layer including gallium oxide layer with metal element
08/23/2012US20120212859 Magneto-resistive effect element having spacer layer including main spacer layer containing gallium oxide and metal intermediate layer
08/23/2012US20120212858 Flexure and head suspension with flexure
08/23/2012US20120212857 Magneto-resistive effect device, magnetic head assembly, and magnetic recording device
08/23/2012US20120212856 High areal density tape format and head
08/23/2012US20120212855 Magnetic head for perpendicular magnetic recording having a pole layer including a plurality of stacked magnetic films
08/23/2012US20120212854 Shunt for magnetoresistive transducer heads for electrostatic discharge protection
08/23/2012US20120212852 Determining a reference waveform used by a correlator in a servo channel
08/23/2012US20120212851 Systems and Methods for Medium Contact Detection
08/23/2012US20120212849 Systems and Methods for Data Pre-Coding Calibration
08/23/2012US20120212848 Overwrite control method for data in tape recording apparatus, and tape recording apparatus
08/23/2012US20120212847 Information recording device and information recording method
08/23/2012US20120212846 Method of Calibrating Data Readers Relative to Servo Readers
08/23/2012US20120210566 Method of manufacturing a magnetic head for perpendicular magnetic recording
08/22/2012EP2490219A1 Transducer head with multiple read sensors
08/22/2012CN102646421A Heat-assisted magnetic recording medium and magnetic storage device
08/22/2012CN102646420A Transducer head with multiple read sensors
08/22/2012CN102024460B Thin film element and manufacturing method thereof, magnetic suspension assembly and hard disk driver using same
08/22/2012CN101981224B Sputtering target of nonmagnetic-in-ferromagnetic dispersion type material
08/22/2012CN101930762B Method for reproducing data in a plurality of recording layers of optical recording medium
08/22/2012CN101494056B Perpendicular magnetic recording head and method of manufacturing the same
08/22/2012CN101436412B Apparatus, system, and method for the selection of perpendicular media segregant materials
08/22/2012CN101192436B Method and system of management of adjacent track interference
08/21/2012US8248737 Magnetic sensor including an element for generating signals related to resistance changes
08/21/2012US8248736 Disk drive suspension having a microactuator mounting section
08/21/2012US8248735 Magnetic head suspension for supporting piezoelectric elements in a non-facing manner relative to suspension structure
08/21/2012US8248734 Wiring connecting structure for piezoelectric actuator, piezoelectric actuator, and head suspension
08/21/2012US8248732 Head-gimbal assembly including a transmission-line structure for high-density magnetic recording
08/21/2012US8248731 Electrical connection between piezoelectric actuator and head suspension
08/21/2012US8248729 Slider with hook-shaped air compression mechanisms near trailing edge corners
08/21/2012US8248728 Thin-film magnetic head having a magnetic pole formed of a plating film
08/21/2012US8248727 Magnetic head with components separated by insulative portions and electrically coupled together by connective element
08/21/2012US8247095 Energy assisted discrete track media with heat sink
08/21/2012US8247094 Perpendicular magnetic recording medium and magnetic recording and reproducing apparatus
08/21/2012US8247093 Magnetic multilayer device, method for producing such a device, magnetic field sensor, magnetic memory and logic gate using such a device
08/16/2012WO2012108014A1 Production method for magnetic recording medium, magnetic recording medium and dlc film
08/16/2012US20120207946 Method of forming a protective film for a magnetic recording medium, a protective film formed by the method and a magnetic recording medium having the protective film
08/16/2012US20120207004 Recording/reproducing method, recording/reproducing apparatus, optical recording medium, and computer readable recording medium having recorded thereon program for the recording/reproducing method
08/16/2012US20120207003 Heat-assisted magnetic recording medium and magnetic storage device
08/16/2012US20120206839 Magnetoresistive device with enhanced pinned layer
08/16/2012US20120206838 Magnetoresistive element having a magnetic compound, magnetic memory, magnetic head, and a magnetic recording/reproducing device
08/16/2012US20120206837 Magnetoresistive element, magnetic head assembly, and magnetic recording/reproducing apparatus
08/16/2012US20120206836 Pivot Attach Method for Disk Drive Actuator Using Taper Lock Shims
08/16/2012US20120206835 Magnetic Head Suspension
08/16/2012US20120206834 Method for producing magnetic recording medium and magnetic recording replaying device
08/16/2012US20120206830 Transducer head with multiple read sensors
08/16/2012US20120206829 Method of testing magnetic recording medium
08/15/2012CN102640216A Chamber for processing hard disk drive substrates
08/15/2012CN102640215A Detection and acquisition of a servo pattern
08/15/2012CN102113052B Device and method for writing data in tape media
08/15/2012CN101971260B Error correction coding of longitudinal position information
08/14/2012US8244953 System and method for faster data retrieval from tape media
08/14/2012US8243571 Reproduced signal evaluating method, information recording medium, reproducing device, and recording device
08/14/2012US8243567 Optical disc, playback apparatus for optical disc, and apparatus and method for manufacturing optical disc
08/14/2012US8243401 Tunneling magnetoresistance read sensor with dual sense layers
08/14/2012US8243400 Tunneling magnetoresistive effect element and spin MOS field-effect transistor
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