| 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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| 10/07/1987 | EP0240286A2 Low-pitched sound creator |
| 10/07/1987 | EP0240217A2 Editing apparatus for recording information signals |
| 10/07/1987 | EP0240088A2 A structure for use in magnetic induction recording and method of forming a magnetic storage device |
| 10/07/1987 | EP0240025A2 High speed thermomagnetic tape duplication |
| 10/07/1987 | EP0239947A2 Helical scan magnetic tape recording and reproducing apparatus |
| 10/07/1987 | CN87102398A Holo-fluorine polyester endo-oil for magnetic recording medium |
| 10/07/1987 | CN86210773U Cassette tape recorder with single way and four tracks |
| 10/06/1987 | US4698842 Audio processing system for restoring bass frequencies |
| 10/06/1987 | US4698716 Support for magnetic recording disk and its production process |
| 10/06/1987 | US4698715 Magnetic recording disk having center core secured by a base-less double-sided adhesive tape |
| 10/06/1987 | US4698712 Cleaning device |
| 10/06/1987 | US4698711 Simplified, shielded twin-track read/write head structure |
| 10/06/1987 | US4698710 Stepping motor for a belt drive head travelling mechanism for a floppy disk drive |
| 10/06/1987 | US4698709 Carrier arrangement for magnetic heads of magnetic disk drive assembly |
| 10/06/1987 | US4698708 Device for magnetically reading and writing on a flying support |
| 10/06/1987 | US4698701 High speed thermomagnetic tape duplication |
| 10/06/1987 | US4698700 Air guide for tape copying apparatus |
| 10/06/1987 | US4698699 Head positioning signal generating apparatus with signal duration control |
| 10/06/1987 | US4698693 Audio magnetic recording and/or reproducing apparatus utilizing frequency modulation |
| 10/06/1987 | US4698523 Servo data demodulator |
| 10/06/1987 | US4698280 Magnetic recording medium |
| 10/06/1987 | US4698279 Salt of nitrogen-heterocyclic and aliphatic amine; corrosion and friction resistance |
| 10/06/1987 | US4698273 Alternate layers of iron and ferromagnetic iron compounds |
| 10/06/1987 | US4698251 Scratching, plating, pressing, rolling, radial direction |
| 10/06/1987 | US4698220 Partitioned reduction process for ferromagnetic chromium dioxide |
| 10/06/1987 | US4698182 Autoclaving alkaline aqueous suspension of metal compounds followed by treatment with a silicon compound and heating; coercive force |
| 10/06/1987 | US4698140 Techniques for preparing magnetic particles having utility in recording media |
| 10/06/1987 | US4697467 Rotary to linear converter for use in a flexible magnetic disk drive or the like |
| 10/06/1987 | CA1227868A1 Common reluctance path multi-gap magnetic transducer |
| 09/30/1987 | EP0239326A2 Magnetic recording and reproducing system |
| 09/30/1987 | EP0239123A2 Fluoropolyether inner lubricants for magnetic recording media |
| 09/30/1987 | EP0239117A2 Magnetic recording media dispersants |
| 09/30/1987 | EP0239096A2 Process for producing ferromagnetic chromium dioxide |
| 09/30/1987 | EP0239089A2 Partitioned reduction process for preparing ferromagnetic chromium dioxide |
| 09/30/1987 | EP0239087A2 Process for the stabilization of acicular ferromagnetic chromium dioxide |
| 09/30/1987 | EP0239028A2 Magnetic recording medium |
| 09/30/1987 | EP0238985A2 Multilayer polyester foil for magnetic information carriers |
| 09/30/1987 | EP0238832A2 Bearing preload arrangement for a rotary actuator arm stucture in a rotary disc memory drive |
| 09/30/1987 | EP0238793A2 "MIG" magnetic head |
| 09/30/1987 | EP0238755A1 Video signal recording apparatus |
| 09/30/1987 | EP0238727A1 Magnetic head-slider and method of fabricating the same |
| 09/30/1987 | EP0238713A2 Process for the preparation of chromium III oxide |
| 09/30/1987 | EP0238663A1 Polyester film with smooth and highly adhesive surface and method of making same. |
| 09/30/1987 | EP0238627A1 Head load mechanism |
| 09/30/1987 | EP0238566A1 Magnetic head |
| 09/30/1987 | CN87101767A Converter supporting device |
| 09/29/1987 | US4697217 Magnetic head having a main core of sheet amorphous magnetic material |
| 09/29/1987 | US4697213 Index servo type magnetic head positioning control apparatus and method thereof |
| 09/29/1987 | US4697212 Method and apparatus for recording a digital information signal |
| 09/29/1987 | US4697098 Composite gate generator circuit for detecting valid data signals |
| 09/29/1987 | US4696869 Magnetic recording medium |
| 09/29/1987 | US4696862 Magnetic recording medium |
| 09/29/1987 | US4696859 Magnetic recording medium |
| 09/29/1987 | US4696858 Magnetic recording medium |
| 09/29/1987 | US4696846 Method for forming protective layer on a flexible magnetic disc sheet |
| 09/29/1987 | US4696845 Magnetic storage medium with lubricating coating |
| 09/29/1987 | US4696831 Method of orienting magnetic disc by magnetic field |
| 09/29/1987 | US4696306 Electrocardiogram playback system and method |
| 09/29/1987 | US4696099 Method of producing a magnetic head |
| 09/29/1987 | CA1227569A1 Cleaning diskette for flexible disk drive transducers |
| 09/29/1987 | CA1227568A1 Torsional actuator for loading and unloading flexible disk drive |
| 09/29/1987 | CA1227452A1 Perpendicular magnetic recording medium and fabrication |
| 09/24/1987 | WO1987005736A1 A magnetic disk for measuring the azimuth of a transducer head |
| 09/24/1987 | WO1987005610A1 Diene polymers, process for their preparation, and rubber composition containing them |
| 09/24/1987 | DE3707535A1 Twin-head magnetic transducer arrangement for helical-scan tape recorders |
| 09/23/1987 | EP0238318A2 Track access control system for magnetic disk system |
| 09/23/1987 | EP0238116A1 Magnetic recording element |
| 09/23/1987 | EP0238110A1 Magnetic head with magnetoresistive element |
| 09/23/1987 | EP0238069A2 Magnetic recording medium |
| 09/23/1987 | EP0238068A2 Magnetic recording medium |
| 09/23/1987 | EP0238047A2 Magnetic storage medium with perpendicular anisotropy |
| 09/23/1987 | EP0237954A2 A magnetic recording medium having an extremely thin total thickness |
| 09/23/1987 | EP0237944A2 Process for the preparation of acicular alpha-iron-III oxide |
| 09/23/1987 | EP0237943A2 Process for the preparation of acicular alpha-iron-III oxide |
| 09/23/1987 | EP0237752A1 An air bearing slider |
| 09/23/1987 | EP0237663A1 Electroless deposition magnetic recording media process |
| 09/23/1987 | EP0237561A1 Audio and video digital recording and playback system |
| 09/23/1987 | CN86100921A High-speed voice transmitter |
| 09/22/1987 | US4695909 Magnetic head assembly |
| 09/22/1987 | US4695908 Thin film type magnetic transducer head |
| 09/22/1987 | US4695907 Rotary head deflection apparatus |
| 09/22/1987 | US4695604 Electron beam curable polyuethane polymers for magnetic tape applications |
| 09/22/1987 | US4695513 Magnetic recording medium |
| 09/22/1987 | US4695512 Heat-resistant polymer films and thin magnetic films with similar coefficients of expansion avoid internal stress |
| 09/22/1987 | US4695351 Method for producing magnetic heads |
| 09/22/1987 | US4694726 Drum skin tightening arrangement |
| 09/22/1987 | CA1227279A1 Disc drive linear actuator |
| 09/22/1987 | CA1227278A1 Magnetic head apparatus |
| 09/22/1987 | CA1227114A1 Composite assembly forming thermal protection or dissipation screen |
| 09/17/1987 | DE3608379A1 Magnetic tape apparatus for the recording of data |
| 09/17/1987 | DE3607932A1 Data store, and process for producing a data store and a probe for information input and removal as well as erasure |
| 09/17/1987 | DE3607877A1 Method of controlled setting of a domain structure in a CoCr layer |
| 09/16/1987 | EP0237224A2 An information signal recording and/or playback system and method using a prerecorded reference track |
| 09/16/1987 | EP0236945A2 Monodispersed glycol suspension of fine inorganic oxide particles having excellent dispersion stability and method of improving the slipperiness of polyester film using the monodispersed suspension |
| 09/16/1987 | EP0236437A1 Method and apparatus for erasing a signal recorded on a magnetic disk |
| 09/15/1987 | US4694368 Thin film magnetic head with three superimposed coils |
| 09/15/1987 | US4694367 Mechanism for moving recording heads across computer tapes |
| 09/15/1987 | US4694366 Device for shifting carriage |
| 09/15/1987 | US4694365 Recording medium for recording and/or reproducing apparatus |
| 09/15/1987 | US4694359 Diagnostic disk for checking the head alignment of magnetic disk drives |