Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826) |
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12/03/1986 | EP0203604A2 Polyester film for magnetic recording media |
12/03/1986 | EP0203582A2 Method and apparatus for making magnetic recording medium |
12/03/1986 | EP0203470A2 Process for the production of particulate acicular hexagonal ferrites and their use in the production of magnetic-recording media and plastoferrites |
12/03/1986 | EP0203420A1 Apparatus, especially a video recorder |
12/03/1986 | EP0203207A1 System for testing magnetic head/disk interfaces |
12/03/1986 | EP0203205A1 Magnetic recording medium and process for its manufacture |
12/03/1986 | EP0203171A1 Foil with two surfaces which run essentially plane-parallel to one another, and process and device for its production. |
12/03/1986 | CN85104356A Magnetic recording and reproducing method |
12/02/1986 | US4627043 Head shifting apparatus |
12/02/1986 | US4626947 Thin film magnetic head |
12/02/1986 | US4626946 Twin track vertical read-write head structure |
12/02/1986 | US4626945 Magnetic head |
12/02/1986 | US4626944 Positioning device for scanning means in a disk drive unit |
12/02/1986 | US4626943 Torsional actuator for loading and unloading flexible disk drive |
12/02/1986 | US4626942 Power-saving data transfer apparatus with a flexible magnetic disk or the like |
12/02/1986 | US4626935 Device for coupling cassette tape recorder to microcomputer |
12/02/1986 | US4626931 Contact printing apparatus with presettable means indicating number of copy and master tape life expectancy |
12/02/1986 | US4626480 Magnetic recording medium comprising a vacuum-deposited magnetic film of a magnetic material and a tungsten oxide and method for making the same |
12/02/1986 | US4626469 Mixture of fine and coarse carbon black particles |
12/02/1986 | US4626463 Acicular iron oxide, head cleaning, magnetic particles with topical lubricant |
12/02/1986 | US4626371 Magnetic composite |
12/02/1986 | US4625384 Method of making a recording disc |
12/02/1986 | CA1214871A1 Hybrid read-write head for perpendicular recording media |
12/02/1986 | CA1214870A1 Write data compensating circuit in magnetic recorder |
11/27/1986 | EP0110901A4 Data synchronization. |
11/26/1986 | EP0203002A2 Longitudinal magnetic coated recording medium |
11/26/1986 | EP0202645A2 Method and apparatus for making magnetic recording media |
11/26/1986 | EP0202480A2 Positioning misaligned disk heads |
11/26/1986 | EP0202343A1 Vertical magnetic head |
11/26/1986 | EP0202284A1 Device for cleaning tape contacting members in video tape recorders and the like apparatus |
11/26/1986 | EP0202250A1 Magnetic recording medium with lubricant |
11/26/1986 | CN86103579A Disk arrangement system |
11/25/1986 | US4625251 Tape recorder |
11/25/1986 | US4625250 Multi-track magnetic head |
11/25/1986 | US4625249 Head holding mechanism of magnetic disk device |
11/25/1986 | US4625248 Ultra-thin tape cassette transport |
11/25/1986 | US4625245 Magnetic recording |
11/25/1986 | US4625239 Television circuit for picture flicker correction |
11/25/1986 | US4625238 Method and apparatus for detecting a dead zone in the transfer function of a signal processing system |
11/25/1986 | US4624894 Magnetic recording medium |
11/25/1986 | US4624892 Magnetic recording medium |
11/25/1986 | US4624883 Magnetic recording medium |
11/25/1986 | US4624564 Calibration standards for flying height testers |
11/25/1986 | US4624048 Pure aluminum |
11/25/1986 | CA1214326A1 Disk or wafer handling and coating system |
11/20/1986 | WO1986006865A1 Slider assembly with dynamically positionable transducer |
11/20/1986 | WO1986006864A1 Flux sensitive tracking |
11/20/1986 | WO1986006863A1 Edge guided magnetic tape tracking |
11/20/1986 | WO1986006862A1 Flux sensitive tracking |
11/20/1986 | EP0202033A1 A degaussing apparatus |
11/20/1986 | EP0201906A2 Digital signal recording and reproducing system |
11/20/1986 | EP0201879A1 Method and apparatus for manufacturing part with coil |
11/20/1986 | EP0201822A2 Process for the production of needle-shaped iron oxides containing cobalt |
11/20/1986 | EP0201715A2 Surface-treated polyester film |
11/20/1986 | EP0201587A1 Slider with anti-stiction boss |
11/19/1986 | CN86103704A Impoved magnetic recording medium curing process |
11/19/1986 | CN85103659A Read/write head positioning apparatus |
11/19/1986 | CN85103587A Magnetic disc reproducing apparatus |
11/18/1986 | US4623947 Magnetic head device |
11/18/1986 | US4623944 Magnetic tape guide drum with grounding device |
11/18/1986 | US4623943 Head positioning apparatus using a DC motor |
11/18/1986 | US4623942 Method and arrangement for detecting error signals in a disk-drive, and a magnetic test disk therefor |
11/18/1986 | US4623941 PCM type record-playback system |
11/18/1986 | US4623940 Magnetic reproducing apparatus |
11/18/1986 | US4623867 For detecting signals recorded on a magnetic medium |
11/18/1986 | US4623710 Heat resistance, transparency, surface resistance |
11/18/1986 | US4623570 Stable stretched surface recording medium |
11/18/1986 | US4623501 Method and apparatus for coating a substrate |
11/18/1986 | US4623439 Nickel-cobalt-iron |
11/18/1986 | US4623405 Metallic magnetic powder |
11/18/1986 | CA1214269A1 Signal translating circuits |
11/18/1986 | CA1214267A1 Method and apparatus for recording and reproducing an analog signal |
11/18/1986 | CA1214265A1 Method and apparatus for recording an information signal |
11/12/1986 | EP0201305A2 Smooth, low-friction magnetic recording medium |
11/12/1986 | EP0201255A2 Magnetic head and method of producing same |
11/12/1986 | EP0201068A2 Process for the production of needle-shaped ferromagnetic metallic iron oxides principally containing iron |
11/12/1986 | EP0200992A2 Process for producing isometric iron oxides containing cobalt and titanium |
11/12/1986 | CN85108686A Magnetic sound trace on movie film |
11/11/1986 | US4622617 Cleaning apparatus for a disc drive |
11/11/1986 | US4622616 Thin film magnetic head for equalizing outputs of a two-channel tracking device |
11/11/1986 | US4622615 Magnetic transducer for high density recording or writing |
11/11/1986 | US4622614 Magnetic erasing head |
11/11/1986 | US4622613 Thin film magnetic head |
11/11/1986 | US4622609 Read/write head positioning apparatus |
11/11/1986 | US4622608 Carriage traveling mechanism for floppy disc drive |
11/11/1986 | US4622606 Magnetic tape recorder |
11/11/1986 | US4622605 Tape cassette adapter having a motor for driving tape draw-out means thereof to form a predetermined tape path therein |
11/11/1986 | US4622604 Magnetic head controlling apparatus |
11/11/1986 | US4622603 Head positioning system for magnetic recording/playback apparatus |
11/11/1986 | US4622602 System for recording and/or reproducing digital data |
11/11/1986 | US4622601 Flexible disc device for media of different track densities |
11/11/1986 | US4622599 Write data transition detector |
11/11/1986 | US4622597 Sound and video multiplex recording system |
11/11/1986 | US4622516 Magnetic tachometer for disk drives |
11/11/1986 | US4622273 Recording medium for perpendicular magnetization |
11/11/1986 | US4622271 Magnetic recording medium |
11/11/1986 | US4622159 Method for the preparation of fine hexagonal ferrite powders, in particular, for magnetic recording |
11/06/1986 | WO1986006534A1 External magnetic field reversing apparatus for photomagnetic disks |
11/05/1986 | EP0200536A2 Magnetic tape recording and/or reproducing apparatus with rotary head assembly |
11/05/1986 | EP0200265A1 Method of manufacturing magnetic head cores |