| 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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| 06/08/1988 | EP0270171A2 Magnetic recording element |
| 06/08/1988 | EP0270155A1 Magnetic-tape apparatus |
| 06/08/1988 | EP0270070A2 Highly running-endurant magnetic recording medium |
| 06/08/1988 | EP0270057A1 Apparatus for reproducing data from magnetic recording medium |
| 06/08/1988 | EP0186662A4 Self-timed runout correction pattern. |
| 06/07/1988 | US4750073 Magnetic recording/reproducing apparatus |
| 06/07/1988 | US4750072 Thin-film magnetic head provided with a magnetic film having regions of different magnetostriction constants and method of fabricating the same |
| 06/07/1988 | US4750071 Magnetic head assembly including a pair of heads disposed in the vicinity of each other |
| 06/07/1988 | US4750070 Thin film magnetic head with a magnetic gap spacer of a thermally decomposed polymer |
| 06/07/1988 | US4750069 Head mounting in magnetic storage devices |
| 06/07/1988 | US4750068 Mechanism for moving a magnetic head |
| 06/07/1988 | US4750067 Head positioning mechanism for data cartridge recorder |
| 06/07/1988 | US4750066 Grounding for magnetic head unit in a plastic mount |
| 06/07/1988 | US4750061 Amplitude limiter circuit |
| 06/07/1988 | US4750060 Recording apparatus |
| 06/07/1988 | US4749628 Multilayered vertical magnetic recording medium |
| 06/07/1988 | US4749608 Topcoat of plasma-polymerized hydrocarbon film |
| 06/07/1988 | US4749459 Doping with nitrogen or oxygen to decrease coercive of platinum-cobalt alloy; sputtering |
| 06/07/1988 | US4749439 Method for manufacturing thin film magnetic head |
| 06/07/1988 | CA1237810A1 Method for producing magnetic recording and reading heads with wear-resistant properties |
| 06/07/1988 | CA1237694A1 Process of producing aluminum substrate for magnetic recording media |
| 06/02/1988 | WO1988004093A1 Magnetic head for magnetic tracks with high coercive field and fabrication method |
| 06/02/1988 | WO1988004047A1 Device for generating and detecting magnetic material structures at atomic levels |
| 06/01/1988 | EP0269489A1 Process for producing a magnetic head to simplify the making of electrical connections |
| 06/01/1988 | EP0269381A2 Sampled servo code format and system for a disc drive |
| 06/01/1988 | EP0269361A2 Process for producing acicular iron alpha-oxyhydroxide particles |
| 06/01/1988 | EP0269290A1 A cleaning device |
| 06/01/1988 | EP0269129A2 Thin film magnetic head |
| 06/01/1988 | DE3730135A1 Bandaufzeichnungssystem Tape recording system |
| 06/01/1988 | CN86104105A Audio-visual recording device |
| 05/31/1988 | US4748613 Disc recording apparatus provided with a mechanism for moving the head-carriage by means of a metallic belt |
| 05/31/1988 | US4748606 External magnetic field inverting apparatus for magneto-optical disc apparatus |
| 05/31/1988 | US4748528 Apparatus having a magnetic turnaround roller to reduce magnetostrictive knockdown |
| 05/31/1988 | US4748527 Magnetic head device with back core integral in holder shell |
| 05/31/1988 | US4748526 Head cleaning cassette for magnetic tape cassette apparatus |
| 05/31/1988 | US4748525 Probe head for vertical recording |
| 05/31/1988 | US4748524 Alignment disk for use in adjusting or inspecting a magnetic head in a floppy disk drive unit |
| 05/31/1988 | US4748522 Magnetic head assembly having vibration controlling member |
| 05/31/1988 | US4748520 Method for recording a digital information signal and tracking pilot signals at different locations in the track |
| 05/31/1988 | US4748090 Hydroxyfatty acid ester |
| 05/31/1988 | US4748089 Multilayered ferromagnetic amorphous alloy film and magnetic head employing the same |
| 05/31/1988 | US4748084 Magnetic recording medium |
| 05/31/1988 | US4748081 Magnetic recording medium having an improved magnetic layer using particulate alpha-Fe2 O3 and carbon black |
| 05/31/1988 | US4748080 Magnetic recording medium containing iron carbide |
| 05/31/1988 | US4748073 Perpendicular magnetic recording medium with multilayered protective layer |
| 05/31/1988 | US4748017 Method for manufacturing lepidocrocite |
| 05/31/1988 | US4747974 Mixed Cr2 O3 paste for CrO2 synthesis |
| 05/26/1988 | DE3727604A1 Device for erasing recordings on magnetic tapes |
| 05/26/1988 | DE3640245A1 Process for preparing alpha-FeOOH |
| 05/25/1988 | EP0268443A1 Tape transporting device |
| 05/25/1988 | EP0268390A2 Tape transporting device |
| 05/25/1988 | CN87212021U Pronunclation equipment for literacy card |
| 05/24/1988 | US4747006 Magnetic head having fluid pressure means |
| 05/24/1988 | US4747005 Automatic disc separating and feeding apparatus for disc copying machine |
| 05/24/1988 | US4747004 Magnetic head positioning apparatus |
| 05/24/1988 | US4747003 Head shifting device for information recording and/or reproducing apparatus |
| 05/24/1988 | US4746996 Skew error correction circuit for video signal reproducing apparatus |
| 05/24/1988 | US4746993 Electronic still camera with indicator for number of tracks available for video and/or audio recording |
| 05/24/1988 | US4746991 Recording characteristic evaluation of a recording medium with a time sequence of test signals |
| 05/24/1988 | US4746580 Read-only magnetic recording media |
| 05/24/1988 | US4746569 Longitudinal magnetic coated recording medium |
| 05/24/1988 | US4746559 Magnetic recording medium |
| 05/24/1988 | US4746558 Magnetic recording medium |
| 05/24/1988 | US4746542 Coating method for use in the production of magnetic recording medium |
| 05/24/1988 | US4745676 Method for manufacturing a magnet head |
| 05/19/1988 | WO1988003693A1 Predictive positioning offset compensation for high tpi disk systems |
| 05/19/1988 | WO1988003692A1 Cleaning disk |
| 05/18/1988 | EP0267777A2 Bipolar motor control |
| 05/18/1988 | EP0267771A2 Dual track servo system |
| 05/18/1988 | EP0267749A2 Magnetic head supporting apparatus |
| 05/18/1988 | EP0267669A2 Apparatus for writing data onto or recovering data from recording media and method of calibrating or adjusting the position of a transducer head |
| 05/18/1988 | EP0267529A2 Device for reproducing a video signal with at least one video head amplifier |
| 05/18/1988 | EP0267476A2 Glasslike carbon composite material and method of preparing the same |
| 05/18/1988 | EP0267281A1 Magnetic information-recording element and method of manufacture. |
| 05/18/1988 | CN87107571A Elongated strip storage apparatus and recorder tape duplicator system utilizing enoless tape stored in storage apparatus |
| 05/18/1988 | CN87104317A Magnetic transducing head having clad core faces |
| 05/18/1988 | CN86105146A Cassette tape recorder capable of displaying character figures |
| 05/17/1988 | US4745510 Perpendicular magnetic recording and reproducing system |
| 05/17/1988 | US4745509 Magnetic head with improved supporter for perpendicular magnetization recording |
| 05/17/1988 | US4745507 Composite type magnetic head with non-magnetic member in coil mounting portion |
| 05/17/1988 | US4745506 Magnetic head for perpendicular magnetic recording and reproduction |
| 05/17/1988 | US4745505 Magnetic head with a modified gap filler |
| 05/17/1988 | US4745501 Thermal isolation of the voice coil motor from base plate and carriage guide rails of a disc drive |
| 05/17/1988 | US4745497 Digital head position controller with triangle wave comparison |
| 05/17/1988 | US4745496 Apparatus and method for adjusting the tracking position of a magnetic head along a magnetic track |
| 05/17/1988 | US4745495 Easily operable recording/reproducing apparatus of double cassette type |
| 05/17/1988 | US4745486 Helical scan type magnetic recording apparatus |
| 05/17/1988 | US4745031 Rigid substrate, magnetic coating |
| 05/17/1988 | US4745017 Magnetic recording medium |
| 05/17/1988 | US4745005 Multilayer, titanium, cobaltchromium thin film formed by vacuum deposition |
| 05/17/1988 | US4745001 Process for the preparation of magnetic recording medium |
| 05/17/1988 | US4744833 Electrostatic removal of contaminants |
| 05/11/1988 | EP0267035A2 Data smoother for a streaming cartridge tape drive |
| 05/11/1988 | EP0266561A1 Apparatus for recording data on a magnetic record carrier |
| 05/11/1988 | EP0266373A1 Method for making a smooth surface on a substrate |
| 05/11/1988 | DE3737054A1 Replay device for a video signal recording/replay unit |
| 05/10/1988 | US4743988 Thin-film magnetic head |
| 05/10/1988 | US4743985 In a video tape recorder having rotary recording, auxiliary and erasing heads, a circuit for short circuiting the auxiliary head during erasing |
| 05/10/1988 | US4743983 Recovering data from magnetic recording tape adhered after long storage |
| 05/10/1988 | US4743981 System for synchronizing audiotape and videotape machines |