Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
04/2004
04/28/2004EP0888884B1 Biaxially oriented laminated polyester film for magnetic recording media
04/28/2004EP0861488B1 Head tilting mechanism for drives
04/28/2004EP0856837B1 Magnetic disk and magnetic recording/reproduction apparatus
04/28/2004CN1492436A Head support device and disc device using it
04/28/2004CN1492435A Disc driver and disc driver control method
04/28/2004CN1492423A Information processor
04/28/2004CN1492403A Optical disc and its producing method
04/28/2004CN1492402A Optical disc, method for producing optical disc and replay device
04/28/2004CN1492400A Magnetic rerecording device
04/28/2004CN1492399A Magnetic disc and magnetic recording and playing device
04/28/2004CN1492398A Magnetic recording medium and magnetic storage device using it
04/28/2004CN1492397A Method for optimizing magnetic disc storage capacity
04/28/2004CN1492396A Improved method and syste mfor magnetic head to unload
04/28/2004CN1147884C Magnetic head and magnetic storage device with said magnetic head
04/28/2004CN1147861C Recording device and reproduction device
04/28/2004CN1147851C Information recording method and apparatus, information recording reproducing method and apparatus
04/28/2004CN1147837C Method and system for writing servo-pattern on storage medium
04/28/2004CN1147836C Holding device
04/27/2004US6728899 On the fly defect slipping
04/27/2004US6728882 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
04/27/2004US6728192 Tracking error signal detection system for optical recording medium
04/27/2004US6728176 Information recording method
04/27/2004US6728083 Method of making a spin valve sensor with a controlled ferromagnetic coupling field
04/27/2004US6728082 Magnetic transducer with integrated charge bleed resistor
04/27/2004US6728081 Magnetic head and magnetic disk apparatus
04/27/2004US6728080 Magnetic head, magnetic recording and reproducing apparatus, method for reproducing and recording magnetic recording information
04/27/2004US6728079 Magnetoresistive effect thin-film magnetic head
04/27/2004US6728078 High resistance dual antiparallel (AP) pinned spin valve sensor
04/27/2004US6728077 Suspension-level piezoelectric microactuator
04/27/2004US6728075 Actuator latch for hard disk drive
04/27/2004US6728074 Method and apparatus for information recording and reproducing using an air force latch mechanism
04/27/2004US6728073 Flexible circuit designs with improved damping
04/27/2004US6728072 Intergral base plate with boss tower
04/27/2004US6728071 Head assembly having a head IC heat radiating element
04/27/2004US6728070 Flying head slider capable of avoiding collision when loaded
04/27/2004US6728069 Magnetic head slider having protrusions with high abrasion resistance provided on the medium-facing surface and manufacturing method therefor
04/27/2004US6728068 Head gimbal assembly interconnecting leads having improved robustness and lower stiffness
04/27/2004US6728067 Slider having integrated lapping guides
04/27/2004US6728065 Single pole magnetic recording head for perpendicular magnetic recording
04/27/2004US6728064 Thin-film magnetic head having two magnetic layers, one of which includes a pole portion layer and a yoke portion layer, and method of manufacturing same
04/27/2004US6728063 Spindle motor having spindle motor stator for increased head stack assembly access
04/27/2004US6728062 Disk drive base design for modifying airflow generated from rotation of disk
04/27/2004US6728061 Head position control method, control device for disk device and disk device
04/27/2004US6728060 Disc drive with delayed reassignment write
04/27/2004US6728059 Magnetic data card servo writer
04/27/2004US6728057 Frequency extension method and apparatus for fast rise time writers
04/27/2004US6728056 Current stealing circuit to control the impedance of a TGMR head amplifier biasing circuit regardless of whether the head amplifier is turned on
04/27/2004US6728055 Method and apparatus for performing spin valve combined pinned layer reset and hard bias initialization at the HGA level
04/27/2004US6728053 Method and apparatus to reduce retry redundancy during read operations
04/27/2004US6728052 Recording/reproducing apparatus, error correcting coding method and information recording method
04/27/2004US6728051 Recording equalizer and magnetic recording/reproducing apparatus using the equalizer
04/27/2004US6728050 Capacitance skip write detector
04/27/2004US6727010 For use in magnetic disk apparatus
04/27/2004US6727009 Magnetic recording medium comprising a magnetic layer exhibiting low ΔM value
04/27/2004US6726988 Thermal deformation (cupping) after the thin film is formed can be prevented to improve head touch and the electromagnetic conversion properties
04/27/2004US6726986 Hexagonal ferrite ferromagnetic powder dispersed in binder
04/27/2004US6726958 Coating method with select parameters
04/27/2004US6725527 Method of making a magnetic head assembly having open yoke write head with highly defined narrow track width
04/27/2004US6725526 Method of forming microsuspension assemblies for direct access storage devices
04/27/2004CA2148390C Timing based servo system for magnetic tape systems
04/22/2004WO2004034386A1 Optical data recording method
04/22/2004WO2004034385A1 Polycrystal structure film and method for producing the same
04/22/2004WO2004034384A1 An integrated method and device for a dual stage micro-actuator and suspension design for the hard disk driver
04/22/2004WO2004034383A1 Method and apparatus for improving the design and manufacturing process of a hard disk drive magnetic head arm assembly by welding specific components
04/22/2004WO2004034382A1 CPP STRUCTURE MAGNETORESISTANCE EFFECT ELEMENT AND HEADb SLIDER
04/22/2004WO2004034381A2 Corrective adjustment of recording characteristics in digital renditions of analog recordings
04/22/2004WO2003054684A3 Dual communication port sharing apparatus
04/22/2004US20040078738 Off-track retry method in hard disk drive
04/22/2004US20040078703 Inspection apparatus and inspection method of magnetic disk or magnetic head
04/22/2004US20040077847 Nucleic acid encoding a pneumoccocal surface protein c gene or epitope
04/22/2004US20040077294 Method and apparatus to provide a GMR lapping plate texturization using a photo-chemical process
04/22/2004US20040076855 Magnetic recording medium
04/22/2004US20040076789 Magnetic recording medium having embedded information for contents management, storage type magnetic recording apparatus mounting such a medium, and method thereof
04/22/2004US20040076245 Signal processing device utilizing partial response maximum likelihood detection
04/22/2004US20040076108 Interference isolation apparatus for a pick up head
04/22/2004US20040076105 Data access device using rotational head to access data stored in data strips & data arc segments or data circles
04/22/2004US20040076089 Drive device and recording and/or reproducing device
04/22/2004US20040075960 Exchange bias structure for abutted junction GMR sensor
04/22/2004US20040075959 Insulative in-stack hard bias for GMR sensor stabilization
04/22/2004US20040075958 Synthetic antiferromagnetic pinned layer with fe/fesi/fe system
04/22/2004US20040075957 CPP GMR synthetic spin valve enhancement
04/22/2004US20040075956 Magnetoresistive head
04/22/2004US20040075955 Method and apparatus for preventing ESD and EOS damage in manufacturing magnetoresistive effect read heads
04/22/2004US20040075954 Magnetic head having high conductivity lead structures seeded by epitaxially matched seed layer and fabrication method therefor
04/22/2004US20040075953 Read head spin valve sensor with triple antiparallel coupled free layer structure
04/22/2004US20040075952 Disk drive with magnetic head for perpendicular magnetic recording
04/22/2004US20040075951 Head drum assembly for tape recorder and method for manufacturing same
04/22/2004US20040075950 Base, drum, and drum mounting unit for magnetic recording reproducing apparatus
04/22/2004US20040075949 Method and apparatus to reduce off-track writes due to coil popping
04/22/2004US20040075948 Disk drive apparatus
04/22/2004US20040075947 Head slider
04/22/2004US20040075946 Head gimbal assembly and method for manufacturing the same
04/22/2004US20040075944 Negative thermal expansion dielectrics for thermal pole tip protrusion compensation
04/22/2004US20040075943 Coil inductive writer having a low inductance and short yoke length
04/22/2004US20040075942 Lapping a head while powered up to eliminate expansion of the head due to heating
04/22/2004US20040075941 Manufacturing method of front core for magnetic erase head and front core for magnetic erase head produced thereby
04/22/2004US20040075940 Maintaining profile of a head during operation in a drive
04/22/2004US20040075938 Magnetic head coil structure and method for manufacturing the same
04/22/2004US20040075937 Magnetic recording disk drive
04/22/2004US20040075936 Method of reproducing data and control device using controllable dummy read gate