| 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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| 09/15/1987 | US4694358 Magneto-optic recording structure and method |
| 09/15/1987 | US4693934 Specific tape stiffness |
| 09/15/1987 | US4693932 Oriented polyester film |
| 09/15/1987 | US4693931 Magnetic recording medium and magnetic particles therefor |
| 09/15/1987 | US4693930 Smooth, low-friction magnetic recording medium |
| 09/15/1987 | US4693929 Magnetic recording medium |
| 09/15/1987 | US4693927 Multilayer protective film formed by plasma polymerization covering thin magnetic metal film on support; scratch, weather and abrasion resistant |
| 09/15/1987 | US4693908 Magnetic recording disk with improved lubricant retention |
| 09/15/1987 | US4692999 Method of making a multi-coil/multi-magnet actuator |
| 09/15/1987 | CA1226970A1 Apparatus and method for disorienting magnetic particles in magnetic recording media |
| 09/15/1987 | CA1226938A1 Positioning misaligned disk heads |
| 09/15/1987 | CA1226765A1 Rigid magnetic recording medium |
| 09/09/1987 | EP0236195A1 Method for displacing a mobile system in relation to a data carrier, and device for carrying out the same |
| 09/09/1987 | EP0236077A2 Apparatus for reading and/or recording data on a rotating disc |
| 09/09/1987 | EP0236048A1 Magnetic recording and reproducing system |
| 09/09/1987 | EP0235926A2 Composite film and antistatic composite film |
| 09/09/1987 | EP0235799A2 Disk drive arrangement |
| 09/09/1987 | EP0235696A2 Optical proximity imaging method and apparatus |
| 09/09/1987 | EP0235643A1 Limit stop control for a disc memory drive |
| 09/09/1987 | EP0235600A2 Magnetic head positioning apparatus and method |
| 09/09/1987 | EP0235395A1 Magnetic head |
| 09/09/1987 | CN87100364A Linkage-mounted device for transducer |
| 09/09/1987 | CN87100326A Recording and/or reproducing apparatus for longitudinal recording |
| 09/09/1987 | CN86108596A Pgm recording reproducing method and device for voice signal |
| 09/08/1987 | US4692832 Method for lowering the frictional coefficient of the magnetic head-disk interface in a lubricated magnetic disk storage system |
| 09/08/1987 | US4692822 Magnetic tape scanning unit and method of assembly thereof |
| 09/08/1987 | US4692821 Disc memory storage apparatus and method |
| 09/08/1987 | US4692378 Magnetic recording media |
| 09/08/1987 | US4692377 Magnetic recording medium and process for producing the same |
| 09/08/1987 | CA1226645A1 Magnetic detector |
| 09/08/1987 | CA1226456A1 Method and apparatus for producing acicular iron or iron alloy particles |
| 09/02/1987 | EP0234879A2 Ferromagnetic thin film and magnetic head using it |
| 09/02/1987 | EP0234689A1 Thin film magnetic head |
| 09/02/1987 | EP0234482A1 Apparatus, particularly video tape recorder |
| 09/02/1987 | EP0234442A1 Disc drive |
| 09/01/1987 | US4691260 Tunnel erase magnetic head assembly |
| 09/01/1987 | US4691259 Magnetic transducer head utilizing magnetoresistance effect |
| 09/01/1987 | US4691258 Temperature compensating mechanism for positioning of a magnetic head of a magnetic disk drive |
| 09/01/1987 | US4691254 Data processing system including encoder, decoder and write precompensator, using run length limited code |
| 09/01/1987 | US4691252 Rotary magnetic recording-reproducing apparatus |
| 09/01/1987 | US4691152 Data disk drive velocity estimator |
| 09/01/1987 | US4690870 Magnetic recording medium |
| 09/01/1987 | US4690864 Magnetic recording medium |
| 09/01/1987 | US4690863 Magnetic recording media and process for producing same |
| 09/01/1987 | US4690857 Magnetic recording medium |
| 09/01/1987 | US4690846 Alumina base ceramic with glass coating |
| 09/01/1987 | US4690768 Process for the preparation of ferrite magnetic particulate for magnetic recording |
| 09/01/1987 | US4690744 Method of ion beam generation and an apparatus based on such method |
| 09/01/1987 | US4690370 Rhodium coated mold |
| 09/01/1987 | US4689877 Method and apparatus for controlling the throat height of batch fabricated thin film magnetic transducers |
| 08/27/1987 | WO1987005143A1 Method and apparatus for cleaning operating components of a video player/recorder |
| 08/27/1987 | DE3605797A1 Method of recording a signal on a magnetic tape |
| 08/26/1987 | EP0233815A1 Recording and reproducing method for a magnetic track, particularly for servo-positioning magnetic heads; magnetic record carrier comprising such a track; servo method for positioning magnetic heads using such a track |
| 08/26/1987 | EP0233790A2 Rotary drive device |
| 08/26/1987 | EP0233407A2 A device for urging an output arm member in incremental rotary steps and an information storage device provided therewith |
| 08/26/1987 | EP0233314A1 Magnetic read/write head position servo-control apparatus |
| 08/25/1987 | US4689706 Apparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic track |
| 08/25/1987 | US4689704 Pressure device for at least one electromagnetic transducer head |
| 08/25/1987 | US4689703 Positioning device for a magnetic disk memory |
| 08/25/1987 | US4689700 Tracking apparatus for rotary recording medium on the basis of envelope detection |
| 08/25/1987 | US4689269 Magnetic recording medium comprising a specific type of copolymer binder |
| 08/25/1987 | US4689265 Ferromagnetic powder dispersed in binder |
| 08/25/1987 | US4689263 Magnetic recording medium |
| 08/25/1987 | US4689260 Abrasion-resistant magnetic recording disk |
| 08/25/1987 | US4689254 Magnetic recording element having a lubricative and protective coating |
| 08/25/1987 | US4689181 Fluorine-containing organosilanes useful as magnetic media lubricants |
| 08/25/1987 | US4689086 Stabilized magnetic pigments |
| 08/25/1987 | US4688326 Method of manufacturing a modular magnetic head assembly |
| 08/24/1987 | EP0188523A4 Improved substrate for rigid disk storage media and method and apparatus for making the same. |
| 08/19/1987 | EP0233086A2 Thin film magnetic head |
| 08/19/1987 | EP0232916A2 Disc drive assembly |
| 08/19/1987 | EP0232627A1 Video tape recorder |
| 08/19/1987 | EP0232588A2 Magnetic recording and reproduction apparatus, system & method |
| 08/19/1987 | EP0232505A1 Magnetic storage device with a recording medium to be magnetized perpendicularly |
| 08/19/1987 | CN87100589A Line movement impulse system |
| 08/19/1987 | CN86208680U Tape-saving recorder (signal channel) |
| 08/18/1987 | US4688130 Columnar deposits of ferromagnetic material on fine projections of substrate |
| 08/18/1987 | US4688126 Tape guide arrangement for helical scan magnetic recording and playback apparatus |
| 08/18/1987 | US4688119 Detection and amplification circuit |
| 08/18/1987 | US4688118 Servo gain compensation in a disc drive |
| 08/18/1987 | US4688116 Apparatus for recording and/or reproducing digital signal |
| 08/18/1987 | US4688115 Apparatus for reproducing a digital signal |
| 08/18/1987 | US4688110 Method and apparatus for recording a video signal without loss of a sound signal recorded on the same tracks |
| 08/18/1987 | US4688109 Helical scan tracking apparatus including means for correcting for track curvature |
| 08/18/1987 | US4687712 Multilayer permalloy film with interpositioned nonmagnetic layers |
| 08/18/1987 | US4687710 Heat resistance, little shrinkage; fatty acid and modified silicone or polysiloxane |
| 08/18/1987 | US4687709 Unsaturated phosphroic acid mixtures |
| 08/18/1987 | US4687706 Backing layer contains calcium carbonate in binder |
| 08/18/1987 | US4687705 Ferromagnetic particles pretreated with organic compound |
| 08/18/1987 | US4687704 Magnetic recording medium |
| 08/18/1987 | US4687703 Magnetic recording medium |
| 08/18/1987 | US4687700 Abrasion-resistant polyester carrier film for magnetic information media |
| 08/18/1987 | US4687699 Abrasion-resistant, copolyester carrier film for magnetic information media |
| 08/18/1987 | US4687231 Identification card readable by a magnetic system |
| 08/18/1987 | CA1225546A1 Magnetic recording medium having a perfluoropolyether polymer protective coating |
| 08/13/1987 | WO1987004838A1 Apparatus and method for increasing storage capacity of recording media |
| 08/13/1987 | DE3603903A1 Magnetic storage device with a recording medium to be magnetised perpendicularly |
| 08/12/1987 | EP0232162A2 Magnetic recording medium and process for producing the same |
| 08/12/1987 | EP0232132A2 Plate-like barium ferrite particles suitable for use in magnetic recording and process for producing the same |
| 08/12/1987 | EP0232131A2 Plate-like barium ferrite particles suitable for use in magnetic recording and process for producing the same |