Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
03/1995
03/29/1995EP0645929A2 Video storage server using track-pairing
03/29/1995EP0645928A1 Information-signal recording-or/and reproducing-apparatus
03/29/1995EP0645831A1 Magnetoresistive sensor using sensor material with perowskite crystal structure
03/29/1995EP0645764A2 Method and apparatus for phase modulated servo positioning in a direct access storage device
03/29/1995EP0645763A1 Anti-rotation air vane inertia latch
03/29/1995EP0645761A2 Cylinder motor apparatus
03/29/1995EP0645760A2 Magnetic reinitialization of thin film magnetoresistive reproducing heads at the suspension level of media drive manufacturing
03/29/1995EP0645759A2 Magneto-resistance device, and magnetic head comprising such a device
03/29/1995EP0645758A1 Magnetic disk apparatus and method of production thereof
03/29/1995EP0645044A1 Steering laser beam while etching optical servo tracks for magnetic disks
03/29/1995EP0645043A1 Apparatus for and method of verifying etching of optical servo information on magnetic media
03/29/1995EP0644814A1 Exhaust and particle wastes collecting device for laser etching
03/29/1995EP0644813A1 Acousto-optical intensity control of laser beam
03/29/1995EP0569547A4 Microstructure array and activation system therefor.
03/29/1995EP0439278B1 Method and apparatus for recording data transitions
03/29/1995EP0429598B1 Multitrack recording magnetic head with a compact matrix structure
03/29/1995CN1100833A Apparatus for rotating magnetic head
03/29/1995CN1100832A Magnetoresistive read transducer having a contiguous longitudinal bias layer
03/28/1995US5402401 Scanning device with two-stage controller for positioning a scanning point
03/28/1995US5402397 Electromagnetic shield device for magneto-optical recording apparatus
03/28/1995US5402295 Magnetic recording head capable of defining narrow track width and magnetic recording apparatus using the same
03/28/1995US5402294 Laminated, high frequency, magnetic transducer and manufacturing method therefor
03/28/1995US5402293 Magneto-optical head having a thin film coil recessed into a magnetic substrate
03/28/1995US5402292 Magnetoresistance effect type thin film magnetic head using high coercion films
03/28/1995US5402291 Rotary head drum arrangement including a dummy erase head
03/28/1995US5402287 Resolution enhancement of absolute track position using iterative process and position bursts
03/28/1995US5402281 Tracking control apparatus of rotary head type recording unit using pilot signals of different frequencies and different formats
03/28/1995US5402279 Tracking apparatus for helical scan video tape recorders
03/28/1995US5402278 Method for recording a positioning signal on a magnetic recording disk and apparatus for recording the same
03/28/1995US5402274 Data separator and signal processing circuit with an adjustable window
03/28/1995US5402270 Method of duplicating data on a magnetic disk with reduced duplication time
03/28/1995US5402074 Thin film magnetic head having electrical connection to core
03/28/1995US5402064 Magnetoresistive sensor circuit with high output voltage swing and temperature compensation
03/28/1995US5401572 Magnetic recording medium and magnetic recording method for digital image signal
03/28/1995US5401571 Magnetic recording media having a binder comprising a sulfobetaine containing polyurethane resin
03/28/1995US5401559 Biaxially oriented thermoplastic resin film
03/28/1995US5401542 Nickel-iron alloy film, niobium shunt film
03/23/1995WO1995008178A1 Process and design for producing inside coils
03/23/1995WO1995007764A1 Liquid spin coating method and apparatus therefor
03/22/1995EP0644535A2 Air bearing thin film magnetic head with a wear-resistant end cap
03/22/1995EP0644534A1 Reduced stiction air bearing slider
03/22/1995EP0644533A1 Artifact, method, and apparatus for clock signal generation for computer memory disks
03/22/1995EP0644532A1 Artifact, arm, method and apparatus for measuring position of the read/write arms of computer memory disks during servo-track writing
03/22/1995EP0644531A2 Information playback apparatus
03/22/1995EP0644530A1 Transducer suspension system
03/22/1995EP0644529A2 A magnetic memory device
03/22/1995EP0644528A1 Recording and reproducing magnetic head with magnetoresistant element compensated with respect to recording
03/22/1995EP0644045A1 Biaxially oriented, laminated polyester film
03/22/1995EP0643866A1 Magnetic recording medium comprising binder that may be cured using both isocyanate and radiation curing techniques.
03/22/1995CN2192938Y Magnetic head cleaner of tape recorder
03/22/1995CN2192937Y Magnetic head cleaner of tape recorder
03/22/1995CN1100548A Method of and apparatus for recording and reproducing data
03/21/1995US5400201 Servo burst pattern for removing offset caused by magnetic distortion and method associated therewith
03/21/1995US5400200 Magnetic head suspension apparatus
03/21/1995US5400199 Floating magnetic head with variable chamfered surface
03/21/1995US5400192 Storage device having vibratory head
03/21/1995US5400189 Magnetic recording and reproducing apparatus, reproduction signal processing apparatus, and reproduction signal processing method
03/21/1995US5400186 Apparatus and method for recording and reproducing digital signals by error-correcting-encoding of video and audio signals collectively
03/21/1995US5399758 Fluoropolyethers, lubricants for magnetic recording media
03/21/1995US5399407 Inorganic powder
03/21/1995US5399386 In-situ texturing of a thin film magnetic medium
03/21/1995US5399278 Process for producing acicular goethite particles and acicular magnetic iron oxide particles
03/16/1995WO1995007152A1 Surface processing
03/16/1995DE4330889A1 Process for the recovery of raw materials from magnetic recording media
03/15/1995EP0643479A1 Preamplifier circuit arrangements
03/15/1995EP0643385A2 Magnetic recording medium, magnetic head and magnetic recording apparatus
03/15/1995EP0643384A2 Sensing the position of a magnetic head
03/15/1995EP0643383A2 Magnetic head adjustment system
03/15/1995EP0643382A2 Magnetic recording system
03/15/1995EP0643381A2 Magnetic recording drive
03/15/1995EP0643125A1 Lubricant and magnetic recording medium containing the same
03/15/1995EP0381741B1 Double-sided magnetic recording device supporting two transducers in fixed relation
03/15/1995CN1100249A Recording format and method and apparatus for audio signal of VCR
03/15/1995CN1100225A Magneto-optical recording apparatus
03/15/1995CN1100224A Method for fabricating a magnetic head
03/14/1995US5398229 Method of manufacturing cantilever drive mechanism, method of manufacturing probe drive mechanism, cantilever drive mechanism, probe drive mechanism and electronic device which uses the same
03/14/1995US5398146 Reset cassette with electromagnetic means for restoring the desired magnetization direction in a magnetoresistive head of a system for recording and/or reproducing signals
03/14/1995US5398145 Tracking control apparatus including a servo head having a tapered transducing gap
03/14/1995US5398144 Bias generator for a low voltage differential read amplifier
03/14/1995US5398143 Data placement on tape for a digital video tape recorder suitable for high speed picture playback
03/14/1995US5398140 Digital data tape storage automatic track follower system
03/14/1995US5398138 Video tape for recording and reproducing plural different independent video signals simultaneously
03/14/1995US5397827 Thermoplastic polyester compositions and films formed using same
03/14/1995US5397826 Coating compositions for a transparent magnetic recording layer
03/14/1995US5397644 Magnetic disk having a sputtered hydrogen-doped carbon protective film
03/14/1995CA1334768C Servo system for positioning transducer heads
03/09/1995WO1995006942A1 Magnetic disc surface texture for improved tribological performance
03/09/1995WO1995006941A1 Voice coil motor control circuit and method
03/09/1995WO1995006940A1 Arcuate scan tape drive
03/09/1995WO1995006939A1 Multi-channel rotating transformer
03/09/1995DE4330051A1 Process and arrangement for significantly increasing the service life and recording density of magnetic disk stores
03/08/1995EP0642183A1 Magnetic material with zero magnetostriction
03/08/1995EP0642182A1 Magnetoresistive material
03/08/1995EP0642181A1 Magnetoresistive device and sensor with a geometric repetitive pattern
03/08/1995EP0642130A2 Disk drive head assembly
03/08/1995EP0642121A1 Recordable optical disk
03/08/1995EP0642120A1 Magnetic recording medium
03/08/1995EP0642119A1 Slider with improved profile
03/08/1995EP0642030A1 Tongued magnetic flux guide and magnetic sensor, equipped with such a guide
03/08/1995EP0641738A1 Compound-deposited needle-shaped fine particles, method of manufacturing the same, and use of the same