Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
06/1997
06/10/1997US5637405 Magnetic recording medium having a backcoat layer containing carbon black, an organic colorant residue and a silicone compound
06/10/1997US5637393 Magnetic recording medium and its manufacturing method
06/10/1997US5637392 Magneto-resistance effect element
06/10/1997US5637390 Magnetic recording medium
06/10/1997US5637373 Magnetic recording medium
06/10/1997US5637235 Shaped spin valve type magnetoresistive transducer and method for fabricating the same incorporating domain stabilization technique
06/10/1997US5637028 Moving a polishing means and surface of noble metal or alloy with respect to each other while exerting a polishing pressure; using deminerlized water, polyalcohol, aluminum oxide or tin oxide particles
06/10/1997US5636433 Method of manufacturing a magnetic head
06/10/1997CA2044047C Magnetic pole configuration for high density thin film recording head
06/09/1997CA2191672A1 Magnetoresistive device incorporating conductor geometry providing substantially uniform current flow for improved magnetic stability
06/05/1997WO1997020310A1 Twin coil positioning device for use in a family of hard disk drives having interchangeable magnet components
06/05/1997WO1997020309A1 Combination of a magnetic record carrier and an apparatus for recording a digital information signal in a track on said record carrier
06/05/1997WO1997020308A1 Combination of a magnetic record carrier and an apparatus for recording a digital information signal in a track on said record carrier
06/05/1997DE19648749A1 Magnetic thin-film recording medium manufacturing method
06/05/1997DE19643863A1 Dual drive head actuator
06/05/1997DE19642374A1 Non-volatile data storage device for use in portable computers
06/05/1997DE19637953A1 Non-volatile data storage device for use in portable computers
06/05/1997DE19635290A1 Non-volatile data storage device for use in portable computers
06/05/1997DE19544975A1 Measuring method for determining magnetic contamination of surfaces esp. for manufacturing data storage systems
06/05/1997CA2189595A1 Magnetically - and visually - coded tagging wire, and method of making such wire
06/04/1997EP0777227A1 Recording medium, recording device, reproducing method, and reproducing device
06/04/1997EP0777215A2 Sinusoidal gain correction to compensate for magnetoresistive head servo gain variations
06/04/1997EP0777214A2 Longitudinally biased magnetoresistive sensor having a concave shaped active region to reduce Barkhausen noise by achieving a substantially single magnetic domain state
06/04/1997EP0777213A1 Flux-guided paired magnetoresistive head
06/04/1997EP0777212A2 Magnetometric sensor with two magnetically isolated regions formed of spin-polarized materials and magnetic head using the same
06/04/1997EP0777211A2 A magnetic disk sampled amplitude read channel employing interpolated timing recovery for synchronous detection of embedded servo data
06/04/1997EP0776521A1 Differential-speed gravure coating of magnetizable layers in the manufacture of magnetic recording media
06/04/1997EP0776520A1 Method and apparatus for smoothing gravure coatings in the manufacture of magnetic recording tape
06/04/1997EP0776519A1 Recording/reproducing apparatus of the helical scan type
06/04/1997EP0653379B1 Process for manufacturing homogeneous magnetite
06/04/1997CN1151221A Sulfonamides useful as lubricants in magnetic recording media
06/04/1997CN1151220A Arcuate scanning head assembly and tape cartridge therefor
06/04/1997CN1151078A Disk device
06/04/1997CN1151066A Magnetic head with tape-guide device
06/04/1997CN1151065A Magnetic head, producing method therefor and magnetic recording apparatus
06/04/1997CN1151064A Apparatus for reproducing tape-shaped recording medium
06/04/1997CN1151063A Method for making of magnetic recording/reading head, and recording/reading head
06/04/1997CN1035088C High-magnetic heat stability cobalt improved r-ferric oxide magnetic powder and its made method
06/03/1997US5636311 Tape dubbing and divided master tape producing system
06/03/1997US5636278 Player for picture concealment and concealment release
06/03/1997US5636254 Signal processing delay circuit
06/03/1997US5636093 Magnetic multilayer device having resonant-tunneling double-barrier structure
06/03/1997US5636092 Magnetic head having chromium nitride protective film for use in magnetic recording and/or reproducing apparatus and method of manufacturing the same
06/03/1997US5636091 Magnetic disk apparatus
06/03/1997US5636090 Tilt limiting inertial actuator latch for a data storage system
06/03/1997US5636089 Head suspension with spaced static attitude compensation protuberance and load dimple
06/03/1997US5636088 Head assembly controlling distortion due to temperature variation and disk apparatus using the head assembly
06/03/1997US5636087 Magnetic head slider assembly
06/03/1997US5636086 Roll insensitive air bearing slider
06/03/1997US5636085 Magnetic read/write head assembly configured with bleed slots passing through rails to stabilize flexible medium while attaining low fly heighs with respect thereto
06/03/1997US5636081 Incorporates an organic chemical compound capable of suppressing siloxane from beaing chemically changed to silicon oxide and prevents head crash
06/03/1997US5636076 Automatic recording current controller of magnetic recorder
06/03/1997US5636075 Magnetic disk apparatus, recording medium, and accessing method for performing constant density recording
06/03/1997US5636074 Recording signal amplifier apparatus
06/03/1997US5636013 Suspension assembly static attitude and distance measuring instrument
06/03/1997US5635985 Low cost joint HD/SD television decoder methods and apparatus
06/03/1997US5635933 Rate 16/17 (d=0,G=6/I=7) modulation code for a magnetic recording channel
06/03/1997US5635835 Self biased multilayer magnetoresistance sensor
06/03/1997US5635294 Magnetic layer containing binders comprising modified polyurethane and modified polyvinyl chloride
06/03/1997US5635269 Precision-etched textured stop/start zone for magnetic-recording disks
06/03/1997US5635082 Process for producing a thin film head of the floating type
06/03/1997US5635037 Method of texture by in-situ masking and etching for thin film magnetic recording medium
06/03/1997US5634976 Coating apparatus
06/03/1997US5634260 Method of making a magnetoresistive device having improved Barkhausen noise suppression
06/03/1997US5634259 Method of manufacturing a magnetic head
05/1997
05/31/1997CA2190913A1 Longitudinally biased magnetoresistive sensor having a concave shaped active region to reduce barkhausen noise by achieving a substantially single magnetic domain state
05/29/1997WO1997019505A1 D.c. brushless motor with minimized net radial forces and low cogging torque
05/29/1997WO1997019450A1 Magnetic head apparatus and recording and/or reproducing apparatus of disk-like recording medium
05/29/1997WO1997019449A1 Head cleaning by loading heads at low speed
05/29/1997WO1997019446A1 Apparatus for recording an information signal on a record carrier provided with tracking signals and a record carrier having such information signals
05/29/1997WO1997019445A1 Arrangement comprising a magnetic write head, and write amplifier with capacitive feed-forward compensation
05/29/1997CA2238031A1 Head cleaning by loading heads at low speed
05/29/1997CA2210064A1 High speed ten pole/twelve slot dc brushless motor with minimized net radial force and low cogging torque
05/28/1997EP0775997A1 Process for producing a planar magnetic head and head obtained by this process
05/28/1997EP0775356A2 Magnetic recording apparatus
05/28/1997EP0775355A1 Actuator arm assembly with self-locking arm
05/28/1997DE19649194A1 Recording device for carrying out simple overdubbing
05/28/1997DE19648946A1 Automatic compensation method for servo control amplifier in hard disc drive
05/28/1997DE19648502A1 Digitale Aufzeichnungs- und Wiedergabevorrichtung für das Hochgeschwindigkeitskopieren eines Bandes The digital recording and reproducing apparatus for high-speed copy of a tape
05/28/1997DE19642062A1 Servo information writing method for hard disc drive
05/28/1997CN1150858A Direct file access system and reduced rewind data configuration for magnetic tape
05/28/1997CN1150857A Information-reading process
05/28/1997CN1150854A Video recording tapes suitable for high speed contact duplication
05/28/1997CN1150691A Control signal generator for digital information signal record system
05/28/1997CN1150690A 数字式记录和再现设备 Digital recording and reproducing apparatus
05/28/1997CN1150680A Magnetic head switchover automatic regulating method and its device
05/27/1997US5634158 Magnetics-on-film, multi-track image area interleaved record/reproduce system
05/27/1997US5634157 Information recording apparatus having parallel to serial and PPM signal converters
05/27/1997US5633771 Magnetoresistance effect type head and separate recording-reproducing type magnetic head
05/27/1997US5633770 Digital output magnetoresistive (DOMR) head and methods associated therewith
05/27/1997US5633767 Adaptive and in-situ load/unload damage estimation and compensation
05/27/1997US5633766 Magnetic disk storage apparatus with phase sync circuit having controllable response characteristics
05/27/1997US5633765 Adaptive pole-zero cancellation for wide bandwidth magnetoresistive pre-amplifier
05/27/1997US5633764 Magnetic tape recording/reproducing apparatus
05/27/1997US5633746 Magneto-optical recording medium
05/27/1997US5633568 Method and apparatus for dynamic low voltage spindle motor operation
05/27/1997US5633486 Apparatus for sensing magnetic fields from a wide range of magnetic media
05/27/1997US5633127 Photographic films, dispersant for magnetic particles
05/27/1997US5633123 System for ablative imaging by proximity lithography
05/27/1997US5633089 Sorbitan ester lubricant and magnetic recording medium employing the same