198348 ⎘
Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups - or by different subgroups of group ; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording and a beam of light for reproducing, e.g. light-induced thermomagnetic recording, Kerr effect reproducing Record carriers characterised by the selection of the material or by the structure or form
Sub-classes:MAGNETIC MEDIA
#2Device and method for recording information on a magnetic data storage medium
#3Disc vapor lubrication
#4THREE-DIMENSIONAL MAGNETIC RECORDING
#5Glass substrate for an information recording medium, method for manufacturing a glass substrate for an information recording medium, and an information recording medium
#6Magnetic recording medium, and manufacturing method, manufacturing apparatus, recording and reproduction method, and recording and reproduction apparatus for the same
#7Method for manufacturing information recording medium, method for forming resin mask, transferring apparatus, and light-transmitting stamper
#8Methods for Making Data Storage Media and the Resultant Media
#9Method for manufacturing magneto-optical recording medium
#10MAGNETO-OPTICAL LAYER
#11Mold, method for producing the same and magnetic recording medium
#12Magneto-optical recording medium and its manufacturing method
#13Optical recording medium and disc cartridge
#14Nonvolatile phase change magnetic material, manufacturing method thereof, and nonvolatile phase change magnetic memory using the same
#15Method of manufacturing disk substrate, and method and device for manufacturing optical disk
#16Multilayered structures and their use as optical storage media
#17Magnetic Recording Medium, and Manufacturing Method and Manufacturing Apparatus of the Same, Recording and Reproduction Method of Magnetic Recording Medium, and Recording and Reproduction Apparatus of the Same
#18Electron beam displacement measuring method, electron beam displacement measuring device, and electron beam recording apparatus
#19Optical storage medium, manufacturing method for optical storage medium, and optical storage device
#20Artificial finger print liquid, testing method for optical information medium using it, and optical information medium
#21Production apparatus for magnetic recording medium
#22Magnetic recording medium
#23MAGNETO-OPTICAL RECORDING MEDIUM HAVING A TRANSFER CONTROL LAYER
#24Defect inspection system and method for recording media
#25Magneto-optical recording medium and method of manufacturing the same, substrate for magneto-optical recording medium, and mother die stamper and method of manufacturing the same
#26Method for thermal treatment judgment on magneto-optical information recording medium and device for thermal treatment judgment
#27Methods for embossing and embossed articles formed thereby
#28Magneto-optical recording medium, manufacturing method thereof and magneto-optical data recording and playback device
#29CHEMICAL STRENGTHENING TREATMENT UNIT FOR APPLYING CHEMICAL STRENGTHENING TREATMENT TO GLASS SUBSTRATES USED IN INFORMATION RECORDING MEDIA APPLICATION
#30Die set utilizing compliant gasket
#31Method of evaluating optical information medium
#32High field contrast magnetic stampers/imprinters for contact patterning of magnetic media
#33Artificial finger print liquid, testing method for optical information medium using it, and optical information medium
#34Multi-layers optical data storage disk masters
#35Disc-shaped recording medium, method and apparatus for manufacturing same and data recording method
#36Preheat bulk erasing device for phase-change type optical disk
#37Domain expansion rom media with adapted domain shape for improved readout
#38Thermally-assisted recording medium with a storage layer of antiferromagnetic double-layer structure with anti-parallel orientation of magnetization
#39Processing sheme for domain expansion rom media
#40Monodispersable magnetic nanocolloids having an adjustable size and method for the production thereof
#41Processing scheme for domain expansion rom media
#42Magnetic recording medium and method for manufacturing same, and method for recording and reproducing with magnetic recording medium
#43Optical information recording medium and production method therefor, production device
#44Recording medium substrate and recording medium having an electroless plating film with a good film quality
#45Manufacturing method for magneto optical recording medium
#46Method for producing recording medium, recording medium employing said method, and information recording and reproducing apparatus
#47Magneto-optical storage medium and optical disk drive
#48Data storage media
#49Glass substrate for data recording medium and manufacturing method thereof
#50Optical recording medium and method of manufacturing the same
#51Annealing device and annealing method
#52Magneto-optical recording medium, and method for fabricating the same
#53Magneto-optical recording medium and magneto-optical recording medium substrate manufacturing method
#54Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features
#55Method of evaluating optical information medium
#56Magneto-optical recording apparatus having recovery processing unit
#57Method and device for forming optical or magnetic memory media or a template for the same
#58Artificial finger print liquid, testing method for optical information medium using it, and optical information medium
#59Magneto-optical recording medium and method of manufacturing the same
#60Optical information medium and making method
#61Magneto-optical recording medium and method for producing the same
#62Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features
#63Recording medium recording medium reproduction method recording medium reproduction device unique identification recording method and recording medium recording device
#64Method of annealing optical recording medium
#65Manufacturing method for optical recording medium, and manufacturing device thereof
#66Configuration of three-dimensional features in data recording structures
#67Artificial finger print liquid, testing method for optical information medium using it, and optical information medium
#68Method of testing an information recording medium and an information recording medium testing apparatus
#69Magneto-optical recording medium and magneto-optical storage device
#70DWDD-type magneto-optic recording medium including buffer regions between recording track regions and method of producing the same
#71Recording medium, recording and reproducing method and recording and reproducing apparatus
#72Apparatus for fabricating coating and method of fabricating the coating
#73Magneto-optical recording medium having a recording layer of columnar structure
#74Device and method for precision alignment and mounting of stamper/imprinter for contact patterning of magnetic recording media
#75Information recording medium and method of manufacturing glass substrate for the information recording medium, and glass substrate for the information recording medium, manufactured using the method
#76Disc-shaped recording medium, manufacturing method and manufacturing device thereof, and data recording method
#77In-line, pass-by system and method for disc vapor lubrication
#78Method of manufacturing disk substrate, and method and device for manufacturing optical disk
#79Optical information recording medium, original disc for optical information recording medium, and method of manufacturing the same
#80Glass composite including dispersed rare earth iron garnet nanoparticles
#81Magneto-optical recording medium having a transfer control layer
#82Heat-assisted magnetic recording (HAMR) medium including a split heat-sink structure (SHSS)
#83Magnetic layers having granular exchange tuning layer
#84HAMR media structure having an anisotropic thermal barrier layer