| 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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| 03/09/1982 | CA1119720A1 Magnetic head having a jagged-edged gap, and method for producing such head |
| 03/09/1982 | CA1119719A1 Automatic scan tracking |
| 03/09/1982 | CA1119714A1 Method of and apparatus for recording and/or reproducing a video signal |
| 03/09/1982 | CA1119692A1 Load survey recorder for measuring electrical parameters |
| 03/04/1982 | WO1982000731A1 Non-abrasive magnetic head cleaning system |
| 03/03/1982 | EP0046697A1 Integrated magnetic transducer |
| 03/03/1982 | EP0046683A2 Magnetic imaging method and apparatus |
| 03/03/1982 | EP0046662A1 Magnetic transducer with built-in step-up transformer |
| 03/02/1982 | US4318148 Thin-film magnetic head |
| 03/02/1982 | US4318147 Magnetic card recording and/or reproducing apparatus |
| 03/02/1982 | US4318146 Rotary head assembly |
| 03/02/1982 | US4318145 Multiple-transducer/actuator array |
| 03/02/1982 | US4318144 Flexible magnetic disk recording apparatus |
| 03/02/1982 | US4318143 Video signal recording-reproduction apparatus |
| 03/02/1982 | US4318142 Automatically compensated movable head servo circuit and method |
| 03/02/1982 | US4318141 Buried servo recording systems and methods |
| 03/02/1982 | US4318139 Method and apparatus for controlling a microcassette tape transport |
| 03/02/1982 | US4318138 Automatic reverse cassette tape recorder with a rotatable head-supporting board |
| 03/02/1982 | US4318136 Magnetic recording apparatus and method |
| 03/02/1982 | US4317675 Heat reduction of a doped tron oxide powder; magnetic tapes |
| 03/02/1982 | CA1119304A1 Apparatus and method for record reorientation following error detection in a data storage subsystem |
| 03/02/1982 | CA1119295A1 Magnetic recording medium |
| 03/02/1982 | CA1119294A1 System for reproducing a video signal recorded in parallel track section on a recording medium |
| 03/02/1982 | CA1119293A1 Video signal reproducing system |
| 02/24/1982 | EP0046410A1 Bias control method and apparatus for magnetic recording |
| 02/24/1982 | EP0046341A1 Signal reproducing apparatus having head tracking control |
| 02/24/1982 | EP0046304A1 Magnetic recording medium |
| 02/24/1982 | EP0046269A1 Magnetic recording media and process for fabricating the same |
| 02/24/1982 | EP0046239A2 Magnetic record carrier for vertical recording |
| 02/24/1982 | EP0046231A1 Process for eliminating the phase error during the reproduction of self-clocking signals, e.g. for a digital audio disc |
| 02/23/1982 | US4317150 Foil recording disk structures |
| 02/23/1982 | US4317149 Magnetic head having static discharge means |
| 02/23/1982 | US4317148 Transducer for perpendicular magnetic recording |
| 02/23/1982 | US4317147 Sandwich type magnetoresistive read head |
| 02/23/1982 | US4317146 Compact magnetic disk storage system |
| 02/23/1982 | US4317144 Azimuth correction of head gaps |
| 02/23/1982 | US4316927 Powder dispersed in resin |
| 02/23/1982 | US4316738 Economical process for producing metal particles for magnetic recording |
| 02/23/1982 | CA1118889A1 Field replaceable heads for magnetic tape machine |
| 02/23/1982 | CA1118886A1 Automatic tracking for a videotape recorder |
| 02/23/1982 | CA1118884A1 Method of and apparatus for recording and/or reproducing a video signal |
| 02/18/1982 | WO1982000540A1 Method of controlling step-transfer of an information medium |
| 02/17/1982 | EP0046090A1 Process fpr producing a magnetic recording medium |
| 02/17/1982 | EP0045966A1 Magnetic reproducing system |
| 02/16/1982 | US4316228 Magnetic head |
| 02/16/1982 | US4316227 Multitrack magnetic head employing double helix structure |
| 02/16/1982 | US4316226 Head adjustment means for a tape recorder |
| 02/16/1982 | US4316225 Rotary head assembly for magnetic recording and reproducing device |
| 02/16/1982 | US4315985 Fine-line circuit fabrication and photoresist application therefor |
| 02/10/1982 | EP0045667A1 Signal reproduction apparatus |
| 02/09/1982 | US4315293 Transducer protection guide for diskette insertion and removal |
| 02/09/1982 | US4315292 Beveled magnetic heads for floppy disk |
| 02/09/1982 | US4315291 Magnetic transduction device with magnetoresistances |
| 02/09/1982 | US4315290 Apparatus for shifting the magnetic read/write head carriage in a floppy disk drive unit |
| 02/09/1982 | US4315289 Magnetic disk drive machine |
| 02/09/1982 | US4315145 Magnetic recording structure |
| 02/09/1982 | US4315057 Benzotriazole or benzimidazole corrosion inhibitor |
| 02/09/1982 | US4315052 Magnetic recording medium |
| 02/09/1982 | CA1118096A1 Rotating magnetic head piezo-electric assembly and drive circuitry for video tape recorder |
| 02/04/1982 | WO1982000287A1 Process for preparing acicular iron oxide particles |
| 02/04/1982 | WO1982000261A1 Magnetic recording elements,process for making the same and their use in recording |
| 02/03/1982 | EP0045246A1 Process for preparing acicular iron oxide particles |
| 02/03/1982 | EP0045186A1 Method and device for use in tape recording |
| 02/03/1982 | EP0045028A2 Process for the preparation of magnetic iron oxides |
| 02/03/1982 | EP0044986A1 Multi-track recording head assembly with electromagnetic cross-talk neutralization |
| 02/03/1982 | EP0044902A1 Supporting device for a magneto-electric transducer in a recording/reading device using magnetic disk memories |
| 02/02/1982 | US4314369 Digital coding process for recording sound channels with a television signal and apparatus realizing this process |
| 02/02/1982 | US4314298 Multitrack magnetic head employing double helix structure |
| 02/02/1982 | US4314297 Process for generating a magnetic induction field within a magnetic medium |
| 02/02/1982 | US4314296 Transducer head mounting structures |
| 02/02/1982 | US4314292 Magnetic recording or reproducing apparatus |
| 02/02/1982 | US4314291 Self-compensating device for a magnetic disc apparatus |
| 02/02/1982 | US4314290 Di-bit recording technique and associated servo indicia |
| 02/02/1982 | US4314289 Biased pulsed recording systems and methods |
| 02/02/1982 | US4314288 Amplitude and phase equalizer |
| 02/02/1982 | US4314287 High storage density disc file |
| 02/02/1982 | US4314286 Tribit servo track detector |
| 02/02/1982 | US4314284 Video head deflection apparatus for special motion reproduction by helical scan VTR |
| 02/02/1982 | US4313989 Magnetic recording medium |
| 01/26/1982 | US4313143 Head positioning mechanism for data cartridge recorder |
| 01/26/1982 | US4313141 Position shift apparatus |
| 01/26/1982 | US4313140 Buried control signal recording systems and method |
| 01/26/1982 | US4312898 Calendering with roll which can be readly reconditioned by thermal means |
| 01/26/1982 | US4312684 In situ tempering; automobile ignition keys |
| 01/26/1982 | EP0035539A4 High capacity data cartridge system. |
| 01/26/1982 | CA1117211A1 Method of inserting an address signal in a video signal |
| 01/20/1982 | EP0044258A2 Magnetic recording elements, process for making the same and their use in recording |
| 01/20/1982 | EP0044151A1 Device for recording and/or reading binary data on both faces of a flexible magnetic disc |
| 01/20/1982 | EP0044087A2 Scanning type magnetic cassette |
| 01/20/1982 | EP0044073A1 System for recording digital information in a pulse-length modulation format |
| 01/20/1982 | EP0043882A1 Magnetic recording element, process for making the same and its use in recording |
| 01/19/1982 | US4312020 Frequency response adjusting device for magnetic sound recorder |
| 01/19/1982 | US4311770 Novel ferromagnetic chromium dioxide and rhodium dioxide material and its preparation |
| 01/19/1982 | US4311684 Process for producing iron oxide containing magnetite |
| 01/19/1982 | CA1116726A1 Self-regulating electronic tachometer |
| 01/19/1982 | CA1116478A1 Magnetic recording medium |
| 01/13/1982 | EP0043739A1 Tracking system |
| 01/13/1982 | EP0043644A2 Method of making a magnetic recording medium and a ceramic crucible for such a method |
| 01/12/1982 | US4310899 Rare earth metal-iron-boron alloy |
| 01/12/1982 | US4310865 Cable positioner for a scanning head |