Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
01/1999
01/07/1999DE19752602A1 High density information recording medium
01/06/1999CN1204413A Fault-tolerant sample-data servo pattern
01/05/1999US5856983 Magnetic disk drive and error correction method
01/05/1999US5856958 Recording medium, recording apparatus, reproducing method, and reproducing apparatus
01/05/1999US5856957 Magnetic field applying device
01/05/1999US5856900 Camcorder actuated treatment device for treating a camcorder head
01/05/1999US5856899 Magnetic head
01/05/1999US5856898 Spiral coil pattern including same layer spiral patterns suitable for use in a thin film head
01/05/1999US5856897 Self-biased dual spin valve sensor
01/05/1999US5856896 Gimbal suspension for supporting a head in a disc drive assembly
01/05/1999US5856895 Data storage system head slider
01/05/1999US5856893 Magnetic recording/reproducing apparatus and method for controlling an inclination angle of a rotational drum in the magnetic recording/reproducing apparatus
01/05/1999US5856892 Recording apparatus with a control for selecting a gain adjustment amount
01/05/1999US5856891 System for reading information stored on a disk surface
01/05/1999US5856889 Magnetic data recording apparatus using pulse position modulation
01/05/1999US5856735 Recording and reproduction apparatus
01/05/1999US5856008 Chromium oxides
01/05/1999US5855951 Method for making ceramic substrates for magnetic-recording media
01/05/1999US5855746 Buffered nitrogenated carbon overcoat for data recording disks and method for manufacturing the same
01/05/1999US5855661 Metallo, mono and bi-dentate ligand pigment particles with a surface derivatizing agent having one or more phenolic moieties, a 1, 3-diketo moiety or a combination thereof.
01/05/1999US5855301 Electrostatic grounding system for a manually operated fluid dispenser
01/05/1999US5855056 Method for fabricating magnetic heads having varying gap lengths on a common wafer
12/1998
12/30/1998WO1998059341A1 Voice and character recorder
12/30/1998WO1998059340A1 Slider for optical disc data storage system
12/30/1998WO1998059088A1 Sputter coating system and method using substrate electrode
12/30/1998WO1998058883A1 Glass substrate for magnetic recording media
12/30/1998WO1998058749A1 Controlled laser texturing glass-ceramic substrates for magnetic recording media
12/30/1998EP0887789A2 Drive circuits for a magnetic recording device
12/30/1998EP0887398A1 Mixture containing pigments with chiral liquid crystal structure and their use
12/30/1998EP0886855A1 A method for recording and playing back information on magnetic strips and related reading/recording apparatus
12/30/1998EP0886832A1 Magnetic head arrangement for scanning a magnetic strip
12/30/1998CN1203685A Syspension system for disk drive
12/30/1998CN1203511A Circuit substrate, circuit-formed suspension substrate, and production method thereof
12/30/1998CN1203422A Magnetic head suspension and its manufacturing method
12/30/1998CN1203412A Thin film magnetic head and its making method
12/29/1998US5854876 Circuit and method for sync detection and protection
12/29/1998US5854778 Information recording and reproducing method and system for disc-shaped recording mediums
12/29/1998US5854728 Cleaning cassette for use in cleaning a respective type of magnetic recording and reproducing apparatus into which a normal tape cassette is loaded when performing recording and reproducing operations
12/29/1998US5854727 For recording or reproducing information
12/29/1998US5854726 Magnetic head device for data cartridge
12/29/1998US5854725 Air flow guide for reducing air flow disturbance on an actuator arm of a hand disk drive and a processing method therefor
12/29/1998US5854724 Magnetic head suspension assembly
12/29/1998US5854722 Method and apparatus for rotary actuator arc compensation correction in a direct access storage device
12/29/1998US5854721 Balancing device of actuator in hard disk drive
12/29/1998US5854718 Record amplifying circuit for respectively serially and differentially driving sets of series-connected sound and video record heads
12/29/1998US5854715 Method for tracking a read head on a data area on a disk and disk apparatus using the method
12/29/1998US5854714 Digital servo demodulation for sampled amplitude magnetic recording
12/29/1998US5854554 Method and apparatus for testing a magnetic head during manufacture utilizing an internal magnetic field
12/29/1998US5853959 Method of fabricating a contoured slider surface feature with a single mask
12/29/1998US5853907 Aromatic polyamide film, method for producing the same, and magnetic recording medium and solar cell using the same
12/29/1998US5853871 Magnetic recording medium
12/29/1998US5853847 Magnetic recording medium and its manufacture
12/29/1998US5853820 Controlled laser texturing glass-ceramic substrates for magnetic recording media
12/29/1998US5853558 Method of fabricating a thin film conductor coil assembly
12/23/1998WO1998058367A1 A multilayer hard drive disk and method to produce same
12/23/1998WO1998058366A1 Method and apparatus for latching an actuator assembly to prevent damage to disk drive heads
12/23/1998WO1998043240A3 Magnetic write head with preconditioning gap
12/23/1998EP0886264A1 A suspension arm for a head of a disk storage device
12/23/1998EP0860007A4 A tape head actuator assembly having a shock suppression sleeve
12/23/1998EP0855080A4 Roll-biased head suspension for reduced track misregistration
12/23/1998EP0846320A4 Crash stop airlock mechanism
12/23/1998EP0830669A4 Mr head read signal preconditioning circuitry
12/23/1998EP0645758B1 Magnetic disk apparatus and method of production thereof
12/23/1998CN2301775Y Static eliminating component for video tape and magnetic tape
12/23/1998CN1202992A Bit-interleaved rate 16/17 modulation code with three-way byte interleaved ECC
12/23/1998CN1202710A Transparent magnetic recording medium
12/23/1998CN1202701A Support structure for magnetic head device
12/23/1998CN1202700A Method for varying capacity of hard disk drive during manufacturing process
12/23/1998CN1202697A Magnetic recording and reproduction apparatus having recording characteristic correction function
12/23/1998CN1202688A Head drum and magnetic tape apparatus with relevant heat drum
12/23/1998CN1041357C Servo-coding circuit for clocked recording and reduplication writing
12/22/1998US5852536 Magnetic head
12/22/1998US5852535 Accurate measurement of preformatted track servo patterns by a magnetic data tape drive
12/22/1998US5852533 Magnetoresistance effect transducer element with continuous central active area
12/22/1998US5852532 For positioning a slider at a disk
12/22/1998US5852531 Spinvalve magnetoresistive head and method of manufacturing the same and magnetic recording/reproducing apparatus
12/22/1998US5852530 Magnetic tape drive for single-reel type magnetic tape cartridge
12/22/1998US5852527 Amplifying circuit for magnetic record and playback apparatus having magnetic heads with first and second windings connected at a common point
12/22/1998US5852526 Low bias voltage write driver using a low bias voltage to reduce the risk of head arcing
12/22/1998US5852525 Automatic clock signal phase adjustment in which a pattern including 0's is detected and integrated to effect the phase adjustment
12/22/1998US5852524 Sampled amplitude read channel for processing multiple data streams in a disc storage system
12/22/1998US5852522 Data recording apparatus for fast detection of servo sectors and correction of track address using a divided gray code and a parity bit
12/22/1998US5852521 Amplifier circuit suppressing disturbance signal produced by magnetoresistive head
12/22/1998US5852520 Data conversion method, pilot signal formation method using the same rotary magnetic head device for use therein
12/22/1998US5851688 Thin film magnetic alloy having low noise, high coercivity, and high squareness
12/22/1998US5851681 Wiring structure with metal wiring layers and polyimide layers, and fabrication process of multilayer wiring board
12/22/1998US5851660 Method of fabricating a thin-film magnetic recording medium and thin-film magnetic recording medium
12/22/1998US5851656 Magnetic recording medium
12/22/1998US5851650 Magnetic recording medium including a backcoat layer containing a specified vinyl chloride copolymer
12/22/1998US5851643 Magnetic recording media and magnetic recording read-back system which uses such media
12/22/1998US5851628 Magnetic recording medium and method for manufacturing the same
12/22/1998US5851622 Magnetic recording medium
12/22/1998US5851601 Method for controlling lubricant thickness on thin film, magnetic disk media
12/22/1998US5851582 Magnetic recording medium and process for producing the same
12/22/1998US5851475 Surface treatment of ceramic articles
12/22/1998US5851289 Applicator
12/17/1998WO1998057324A1 Magnetic recording medium and magnetic recorder/reproducer
12/17/1998WO1998057323A1 Temperature dependent disc drive parametric configuration
12/17/1998WO1998057188A1 Sensor comprising a wheatstone bridge
12/17/1998WO1998048409A3 Electro-magnetic coil assembly