Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Patents for G11B 5 - Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (87,826)
09/1985
09/10/1985US4540897 Digital modulation signal reading device
09/10/1985US4540638 Non-magnetic substrate material
09/10/1985US4540627 Magnetic recording medium
09/10/1985US4540618 Magnetic recording medium
09/10/1985US4540600 Process for producing a magnetic recording medium
09/10/1985US4540477 Apparatus for producing acicular or equiaxed iron or iron alloy particles
09/10/1985US4540449 Aluminum substrate for magnetic recording media
09/10/1985US4540423 Methods of fashioning glass bonded device
09/10/1985CA1193365A1 Magnetic recordings
09/10/1985CA1193361A1 Integrated magnetostrictive-piezoelectric-metal oxide semiconductor magnetic playback head
09/10/1985CA1193175A1 Process for producing cobalt containing ferromagnetic iron oxides
09/04/1985EP0153886A1 Process for the fabrication of a perpendicular recording magnetic head
09/04/1985EP0153853A1 Thermoplastic resin base film for magnetic recording medium
09/04/1985EP0153793A1 Loading/unloading means for slider devices
09/04/1985EP0153676A1 Magneto-optical recording system
09/04/1985EP0153524A1 Diagnostic record
09/04/1985EP0153461A1 Magnetic disc memory with a disc stack hub mounted on bearings on both sides
09/04/1985EP0153410A1 Apparatus for recording and reproducing signal
09/03/1985US4539662 Method and system for optically recording and playing back information on a recording medium having magnetization film thereon
09/03/1985US4539616 Thin film magnetic head and fabricating method thereof
09/03/1985US4539615 Azimuthal magnetic recording and reproducing apparatus
09/03/1985US4539608 Low offset position demodular
09/03/1985US4539607 Servo track configuration for magnetic disk apparatus
09/03/1985US4539604 Tracking system in a rotary magnetic head type recording and/or reproducing apparatus
09/03/1985US4539603 Video signal reproducing device
09/03/1985US4539526 Adaptive signal weighting system
09/03/1985US4539389 Biaxially oriented polyester film
09/03/1985US4539266 Magnetic recording medium
09/03/1985US4539265 Magnetic recording medium
09/03/1985US4539264 Magnetic recording medium
09/03/1985US4539261 Improved coercivity
09/03/1985US4539260 Magnetic recording material
09/03/1985US4539257 Magnetic recording medium having improved running properties
09/03/1985US4539227 Method of making a metallic soap layer as a gliding layer on a metallized record carrier
09/03/1985US4539220 Method of manufacturing reinforced flexible disks
09/03/1985US4539129 Magnetic recording media
09/03/1985CA1193016A1 Method and apparatus for n-to-m encoding
09/03/1985CA1193005A1 Automatic track following feature for helical video recorder
09/03/1985CA1193004A1 Method for recording digital signals on multiple tracks of a recording tape
08/1985
08/28/1985EP0153226A1 Process for producing numerical recordings, and articles produced by that process
08/28/1985EP0153141A2 Thin film magnetic heads
08/28/1985EP0153037A1 Magnetic head
08/28/1985EP0152744A1 Process for applying a lubricative and protective coating on a flexible magnetic recording medium
08/28/1985EP0152684A1 Protection of thin cobaltous films for magnetic recording
08/28/1985EP0152572A1 Positioning device for a magnetic disc memory
08/28/1985EP0152535A2 Method and apparatus for encoding an information storage medium with audio test signals
08/27/1985US4538191 Magnetic card reader
08/27/1985US4538190 Programmable non-linear speed control for a recording and/or reproducing apparatus
08/27/1985US4537833 Ferromagnetic particles bound on 4. nonmagnetic support;durability, wrinkle resistance
08/27/1985US4537832 Phosphate topcoat
08/27/1985US4537824 Magnetic recording medium
08/27/1985US4537801 Coating method and apparatus
08/27/1985US4537367 High speed bidirectional magnetic tape transport with constant tension
08/27/1985CA1192661A1 Magnetic recording medium having a leader tape including a cleaning layer containing an organic high molecular weight powder, and an antistatic layer
08/21/1985EP0152329A2 Support for a magnetic recording disc and process for its fabrication
08/21/1985EP0152328A2 Device for writing on and reading from a magnetic carrier, and process for its production
08/21/1985EP0152327A1 Method of manufacturing write and read integrated structure devices for magnetic recording
08/21/1985EP0152326A2 Process for producing a write-and-read magnetic head
08/21/1985EP0152325A1 Process for producing a coil for magnetic recording head and coil produced by that process
08/21/1985EP0152269A2 Optical magnetic recording member
08/21/1985EP0152265A2 Oriented polyester film and its use
08/21/1985EP0152242A1 Video tape recorder
08/21/1985EP0152204A2 Coating process
08/21/1985EP0152203A1 Coating process
08/21/1985EP0152071A2 Data transfer apparatus with a disklike record medium, and a method of operation therefor
08/21/1985EP0152070A2 Data transfer apparatus with a disklike record medium, and a method of operation therefor
08/21/1985EP0152064A2 Thin film magnetic head and manufacturing method thereof
08/21/1985EP0152058A1 Magnetic recording disc and process for the production thereof
08/21/1985EP0152000A2 Magnetic transducer using magnetoresistance effect
08/20/1985US4536863 Method and apparatus for recovering information from a videodisc
08/20/1985US4536813 Magnetic disc recording and/or reproducing apparatus
08/20/1985US4536809 Adaptive misposition correcting method and apparatus for magnetic disk servo system
08/20/1985US4536806 Microprocessor controlled multiple servo system for a recording and/or reproducing apparatus
08/20/1985US4536804 Data control system for storing digital and audio information on a magnetic tape
08/20/1985US4536773 Magnetic recording apparatus with adjustable line density
08/20/1985US4536740 Doublet detector for data recording or transmission
08/20/1985US4536451 Magnetic particles dispersed in phenolic-styrene allyl alcohol; phadditives, blocked acid catalyst
08/20/1985US4536444 Protective layer of a perfluoroalkyl polyether having a therminal phosphate group
08/20/1985US4536443 Magnetic tapes, cobalt or cobalt, nickel, chromium alloy layer on non-magnetic substrate
08/20/1985US4536270 Apparatus and method for shielding magnetic heads during a sputtering operation
08/20/1985US4535567 Computer magnetic media burnisher
08/20/1985CA1192303A1 Tracking control system for magnetic recording and reproducing system
08/14/1985EP0151445A2 Production of magnetic recording medium
08/14/1985EP0151216A1 Rigid magnetic recording media
08/14/1985EP0151129A1 Tape recording and reproducing apparatus
08/14/1985EP0047321B1 Magnetic recording medium
08/13/1985US4535376 Magnetic head incorporating an amorphous magnetic metallic film having a thickness equal to a track width
08/13/1985US4535375 Magnetoresistive head
08/13/1985US4535374 Whitney-type head loading/unloading apparatus
08/13/1985US4535371 Recording channel with signal controlled integrated analog circuits
08/13/1985US4535369 Magnetic recording and reproducing apparatus
08/13/1985US4535367 Magnetic record still mode reproduction apparatus and method
08/13/1985US4535366 Universal video data playback
08/13/1985US4534999 High molecular weight cellulose reaction product binder
08/13/1985CA1191947A1 Integrated magnetic recording head assembly including an inductive write subassembly and a magnetoresistive read subassembly
08/13/1985CA1191946A1 Self-loading magnetic head air bearing slider
08/13/1985CA1191678A1 Lubrication of magnetic recording media
08/07/1985EP0150828A1 Apparatus for reproducing a video signal
08/07/1985EP0150580A1 Production of barium ferrite particles
08/07/1985EP0150561A1 Method of manufacturing magnetic recording medium
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