| 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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| 05/02/1984 | EP0107411A1 Floating head slider |
| 05/02/1984 | EP0107380A2 A data storage device and a method of data storage |
| 05/02/1984 | EP0107235A1 Magnetic-tape scanning device and method of manufacturing such a device |
| 05/01/1984 | US4446497 Video head driving unit with nonlinear leaf spring force |
| 05/01/1984 | US4446493 Variable frequency-response equalizer |
| 05/01/1984 | US4446492 Information recording system |
| 05/01/1984 | US4446490 PCM Signal processing circuit |
| 05/01/1984 | US4446489 Signal copy device for digital record/reproduction system |
| 05/01/1984 | US4446286 Electron beam curable polyrethane compositions |
| 05/01/1984 | US4446205 Magnetic recording tape having a leader tape |
| 05/01/1984 | US4446193 Diazoketone endcapped polymer |
| 05/01/1984 | US4446170 Method of manufacturing a magnetic recording film of a thin metallic film type |
| 05/01/1984 | US4446059 Conductor compositions |
| 05/01/1984 | US4445650 High speed bidirectional magnetic tape transport with constant tension |
| 05/01/1984 | CA1166615A1 Microfilm cassette and the projection apparatus for the viewing of same |
| 04/25/1984 | EP0106661A2 Method and apparatus for disk drive alignment |
| 04/25/1984 | EP0106577A1 Powder for magnetic recording media and a process for its manufacture |
| 04/25/1984 | EP0106533A2 Magnetic head assembly having improved read/write characteristics for a floppy disc |
| 04/25/1984 | EP0106383A1 Electric motor |
| 04/25/1984 | EP0106321A2 Amorphous magnetic head and a method of manufacturing the same |
| 04/24/1984 | US4445195 Recording system of variable length picture information |
| 04/24/1984 | US4445188 Media distribution of head contact wear on a disc |
| 04/24/1984 | US4445158 Cleaning head assembly for a cassette cleaner |
| 04/24/1984 | US4445153 Method of correcting track misalignment of floppy disc and apparatus therefor |
| 04/24/1984 | US4445150 Recording in a single track visual signals associated with audio signals recorded in opposed directions in plural tracks |
| 04/24/1984 | US4445146 Digital tracking control system for video tape reproducing apparatus |
| 04/24/1984 | US4445145 Video signal reproducing apparatus |
| 04/24/1984 | US4444850 Magnetic recording medium with titanate coupling agent |
| 04/24/1984 | US4444842 Magnetic recording medium |
| 04/24/1984 | US4444838 Cellulose, synthetic rubber and polyisocyanate as binder |
| 04/24/1984 | US4444835 Iron oxide and cobalt |
| 04/24/1984 | CA1166350A1 Tracking control system in a magnetic reproducing apparatus |
| 04/18/1984 | EP0105720A2 Magnetic transducer structure with improved mechanical coupling and method of manufacturing |
| 04/18/1984 | EP0105705A2 Perpendicular magnetic recording medium |
| 04/18/1984 | EP0105531A2 Magnetic reproducing system |
| 04/18/1984 | EP0105502A1 Perpendicular magnetic recording method |
| 04/18/1984 | EP0105471A1 Magnetic recording medium |
| 04/18/1984 | EP0105460A2 Method of bonding ceramic bodies together with glass |
| 04/17/1984 | US4443826 Magneto-resistive effect type magnetic head |
| 04/17/1984 | US4443825 Titanium dioxide-calcium oxide |
| 04/17/1984 | US4443824 For use in a disk file apparatus |
| 04/17/1984 | US4443823 Controlling the trace of a rotary head |
| 04/17/1984 | US4443822 Reproducing apparatus |
| 04/17/1984 | US4443514 Magnetic recording medium |
| 04/17/1984 | US4443490 Magnetic recording medium |
| 04/17/1984 | US4443350 Method for nondestructive magnetic inspection and rubber-like magnetic recording medium employed therein |
| 04/17/1984 | US4443294 Process for forming magnetic film pattern |
| 04/17/1984 | CA1165867A1 Digital video signal reproducing apparatus |
| 04/17/1984 | CA1165860A1 Piezoelectric electro-mechanical bimorph transducer |
| 04/12/1984 | WO1984001466A1 Magnetic record/playback head positioning apparatus |
| 04/12/1984 | WO1984001465A1 Rotary head cylinder with fluid bearing |
| 04/12/1984 | WO1984001464A1 Rotary head device with fluid bearing |
| 04/12/1984 | WO1984001463A1 System for mounting magnetic transducer means on opposite sides of a flexible rotating magnetic disc |
| 04/11/1984 | EP0105213A2 Electronic still picture photography system |
| 04/11/1984 | EP0105137A1 Corrosion-resistant and wear-resistant amorphous alloy and a method for preparing the same |
| 04/11/1984 | EP0105122A2 Processes for making ferrite powder and ferrite blocks |
| 04/11/1984 | EP0105110A2 Process for producing acicular ferromagnetic metal particles essentially consisting of iron |
| 04/11/1984 | EP0105094A2 Method of monitoring the flight of a magnetic transducer head |
| 04/11/1984 | EP0105079A1 A method of producing a magnetic coating composition |
| 04/10/1984 | US4442468 Cassette cleaning device |
| 04/10/1984 | US4442466 Head drive mechanism for a cassette deck |
| 04/10/1984 | US4442463 Safeguarding of data recorded on disk by tunnel erase magnetic head assembly |
| 04/10/1984 | US4442171 High density, wear resistance |
| 04/10/1984 | US4442159 Magnetic recording medium |
| 04/10/1984 | CA1165110A1 Magnetic recording medium manufacturing device |
| 04/04/1984 | EP0104941A2 Data storage devices |
| 04/04/1984 | EP0104701A1 Apparatus for reading a record carrier |
| 04/04/1984 | EP0104700A1 Method of recording a digital information signal on a record carrier, record carrier provided with such an information signal, and read/write apparatus for such a record carrier |
| 04/04/1984 | EP0104378A2 Process for producing a magnetic recording medium |
| 04/03/1984 | US4441132 Manganese-zinc ferrites |
| 04/03/1984 | US4441131 Magnetic head |
| 04/03/1984 | US4441130 Carriage for a scanning head in recording and/or playback apparatus for disk records |
| 04/03/1984 | US4441128 Rotary transducer head assembly |
| 04/03/1984 | US4441127 Tape drive device in recording and reproducing device |
| 04/03/1984 | US4440720 Of nickel, niobium, beryllium and iron |
| 04/03/1984 | US4440713 Process for making fine magnetic ferrite powder and dense ferrite blocks |
| 04/03/1984 | US4440106 Magnetic orientation system |
| 04/03/1984 | CA1165001A1 Magnetic recording system |
| 04/03/1984 | CA1164651A1 Audio-visual teaching apparatus |
| 03/29/1984 | WO1984001252A1 A vtr servo system having high speed control track lock capability |
| 03/29/1984 | WO1984001235A1 An improved automatic head position tracking servo for a rotary head magnetic tape recording and reproducing apparatus |
| 03/28/1984 | EP0103935A1 Method and device for balancing circular plate-shaped objects |
| 03/27/1984 | US4439800 Servo control of seek operation in magnetic disk drive |
| 03/27/1984 | US4439799 Apparatus for reproducing information recorded in a plurality of adjacent tracks |
| 03/27/1984 | US4439797 Recording tape for use in a recording and reproducing apparatus |
| 03/27/1984 | US4439796 Magnetic recording medium |
| 03/27/1984 | US4439795 Magnetic recording medium |
| 03/27/1984 | US4439794 Single crystal manganese-zinc ferrites, occluded tin oxide |
| 03/27/1984 | US4439793 Thin film head array |
| 03/27/1984 | US4439792 Swing arm arrangement for a magnetic disc storage apparatus |
| 03/27/1984 | US4439699 Linear moving coil actuator |
| 03/27/1984 | US4439671 Magnetoresistant transduction device for reading low density coded data |
| 03/27/1984 | US4439486 Thermoplastic polyurethane, polyisocyanate, cellulose nitrate |
| 03/27/1984 | US4439479 Slippery biaxially stretched polyester films |
| 03/27/1984 | US4439294 Reactive ion etching of soft-magnetic substrates |
| 03/27/1984 | US4439243 Apparatus and method of material removal with fluid flow within a slot |
| 03/27/1984 | US4439231 Preparation of acicular ferromagnetic metal particles consisting essentially of iron |
| 03/27/1984 | CA1164283A1 Magnetic recording medium and process for production thereof |
| 03/21/1984 | EP0103493A1 Improved bang-bang controlled velocity command generator |
| 03/21/1984 | EP0103492A1 Cylinder crossing detector for disc drive |