Patents
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
12/1998
12/17/1998WO1998044485A3 Apparatus for and method of recording information signals on a record carrier
12/17/1998DE19813250A1 Ferromagnetic tunnel junction magnetic sensor
12/16/1998EP0884899A1 Speed controlling circuit of dubbing recorder and dubbing equipment using the speed controlling circuit
12/16/1998EP0884730A2 Cassettes with memories
12/16/1998EP0884602A1 Low noise preamplifier for a magnetoresistive data transducer
12/16/1998EP0884564A2 Displacement sensor and method for producing target feature thereof
12/16/1998EP0884557A2 Conductive micro-probe and memory device
12/16/1998EP0628203B1 Data recording system having demarking capability and method
12/16/1998CN2300973Y Unsymmetrical sound track playing magnetic head and playing using it
12/16/1998CN2300972Y Unsymmetrical sound track recording-playing-erasing magnetic head and recording-playing machine using it
12/16/1998CN1202260A Magnetic recording medium and production thereof
12/16/1998CN1202259A Magnetic recording device
12/16/1998CN1202069A VTR signal processing circuit
12/16/1998CN1201990A Single crystalline Mn-Zn-Based ferrite material and high-frequency mangetic head
12/16/1998CN1201984A Playback clock extracting apparatus
12/16/1998CN1201971A Ramp for use with data storage device and data storage device
12/15/1998US5850566 Method for storing multiple files without header information and for each storage medium maintaining a separate stored index including header information for each file
12/15/1998US5850501 Transmission recording and reproduction of digital data and time information in transport packets using a compression ratio
12/15/1998US5850374 Method and apparatus for data storage using thermal proximity imaging
12/15/1998US5850329 Magnetic recording device components
12/15/1998US5850328 Media for recording data on two sides of a magnetic tape having angularly displaced orientations
12/15/1998US5850326 Narrow track thin film magnetic head suitable for high density recording and reproducing operations and fabrication method thereof wherein an air bearing surface has at least one groove containing a non-magnetic electrically conductive layer
12/15/1998US5850325 Magnetic head having a read element upper shield film and a write element lower magnetic film separated by a non-magnetic film having a thickness such that magnetic coupling is enduced therebetween
12/15/1998US5850324 Magnetoresistive head having electrically isolated conductor leads
12/15/1998US5850323 Magnetoresistive head and magnetic recording drive
12/15/1998US5850322 Magnetic recording/reproducing device having head carriage with shock absorber
12/15/1998US5850321 Self-cleaning proximity recording interface
12/15/1998US5850320 Flexure for supporting a slider for magnetic recording
12/15/1998US5850319 Head suspension for use with a dynamic storage drive having an optimized top profile defined by curved side edges
12/15/1998US5850317 Apparatus and method for near contact magnetic recording
12/15/1998US5849422 Spin valve film
12/15/1998US5849400 Magnetic thin film, and method of manufacturing the same, and magnetic head
12/15/1998US5849386 Magnetic recording medium having a prelayer
12/15/1998US5849074 Method for preparing magnetic ink and dry pigment particles used therefor
12/15/1998CA2138301C Apparatus and method for providing multimedia data
12/13/1998WO1998057322A1 Method and apparatus for precisely dimensioning pole tips of a magnetic transducing head structure
12/13/1998CA2241233A1 Method and apparatus for precisely dimensioning pole tips of a magnetic transducing head structure
12/10/1998WO1998056108A2 Automatic gain control circuit, e.g. for use in a hard disk drive
12/10/1998WO1998056001A1 One-play cassette
12/10/1998WO1998055993A1 Substrate for information recording media
12/10/1998WO1998055464A1 Fluoropolyethers and use thereof
12/10/1998DE19822783A1 Single crystal manganese-zinc ferrite material
12/10/1998DE19800370A1 Magnetic hard disc drive with relatively high adjustment of low and base frequencies
12/09/1998EP0883297A1 Method for recording and/or reproducing data onto a digital video tape
12/09/1998EP0883196A2 Magnetoresistance effect film and magnetoresistance effect type head
12/09/1998EP0883120A1 Method for controlling tape contact pressure and head/tape spacing on a transducer head
12/09/1998EP0883118A2 Recording/reproducing apparatus and reproducing apparatus
12/09/1998EP0883112A2 Transparent magnetic recording medium
12/09/1998EP0883111A2 Head drum with integrated power supply
12/09/1998EP0883110A2 Redundant servo system
12/09/1998EP0883109A2 Head drum with thin film heads
12/09/1998EP0883108A2 Long saturation zone magnetic write head
12/09/1998EP0882759A1 Aromatic polyamide resin molding, process for preparing the same, and magnetic recording media prepared using the same
12/09/1998EP0882289A1 Lateral magneto-electronic device exploiting a quasi-two-dimensional electron gas
12/09/1998EP0821708B1 Process for producing a polyamide based on a dicarboxylic acid and a diamine
12/09/1998EP0766830B1 Single domain mr sensors using permanent magnet stabilization
12/09/1998CN1201548A Toll for processing magnetic read/write heads and associated method
12/09/1998CN1201226A Magnetic-head apparatus
12/09/1998CN1201221A 磁记录媒介 Magnetic recording media
12/09/1998CN1201220A Magnetic recording media
12/09/1998CN1201219A Magnetic head drum of magnetic tape recording device
12/08/1998US5848219 Recording format for an audio signal and a VCR circuit and method of operation for producing same
12/08/1998US5847907 Recording/reproduction apparatus with an integrated inductive write, magnetoresistive read head
12/08/1998US5847906 Recording/reproducing apparatus, magnetic head and tape cartridge
12/08/1998US5847905 Cleaning medium for magnetic recording devices, in which the cleaning medium includes a substrate, a lower coating layer containing non-magnetic inorganic particles, and a cleaning area
12/08/1998US5847904 Magnetoresistive device incorporating conductor geometry providing substantially uniform current flow for improved magnetic stability
12/08/1998US5847903 Magnetic circuit structure for a rotary actuator in a disk drive
12/08/1998US5847902 Head suspension assembly having parallel-coupled load/gimbal springs
12/08/1998US5847900 Disk clamping device for magnetic disk drive
12/08/1998US5847899 Magnetic disk recording and reproducing apparatus
12/08/1998US5847898 Recording and reproducing apparatus and method of dubbing record medium cassette
12/08/1998US5847896 Disk drive including sloped base and cover
12/08/1998US5847895 To control a read/write head actuator in magnetic disk drive storage system
12/08/1998US5847894 Disk and storage device having an anti-alias data pattern located on a servo sector
12/08/1998US5847892 Servoing and formatting magnetic recording tape in an arcuate scanner system
12/08/1998US5847891 PRML regenerating apparatus
12/08/1998US5847890 Magnetic disk apparatus and a thermal asperity compensation method of the same
12/08/1998US5846648 Magnetic alloy having a structured nucleation layer and method for manufacturing same
12/08/1998US5846628 Magnetic disc
12/08/1998US5846449 Magnet powder, sintered magnet, bonded magnet, and magnetic recording medium
12/08/1998US5846442 Controlled diffusion partial etching
12/08/1998US5846441 Method for forming a patterned metallic layer in a thin film magnetic head
12/08/1998US5846328 In-line film deposition system
12/03/1998WO1998054824A1 Laminated steel return path with actuator support features
12/03/1998WO1998054715A1 Return path geometry to enhance uniformity of force on a linear actuator
12/03/1998WO1998054712A1 Motor loading system for a disk drive
12/03/1998WO1998054702A1 Magnetic recording media incorporating surface treated magnetic pigment
12/03/1998WO1998054701A1 Flexured mounting system for friction reduction and friction linearization in linear actuator for disk drive
12/03/1998WO1998054700A1 Dual loop flex circuit for a linear actuator
12/03/1998WO1998054699A1 Head gimbal protection for a disk drive
12/03/1998WO1998054698A1 Media capture to prevent head damage in a removable cartridge disk drive
12/03/1998WO1998054697A1 Steering magnets to reduce magnetic leakage flux in a disk drive
12/03/1998WO1998041980A3 Improved magnetoresistive read sensor and method of fabricating a magnetoresistive read sensor
12/03/1998WO1998040879A3 Low resonance texturing of magnetic media
12/03/1998WO1998036408A3 A magnetic structure urging an actuator assembly toward a home position
12/03/1998DE19818203A1 Method of detecting position on disk
12/03/1998DE19723009A1 Head drum for magnetic tape recording apparatus
12/03/1998DE19723004A1 Head drum for magnetic tape recording device
12/03/1998DE19722939A1 Diagnostic film with magnetic coating
12/03/1998CA2289034A1 Head gimbal protection for a disk drive