| Patents for G11B 11 - Recording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups or by different subgroups of group; Record carriers therefor (14,351) |
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| 01/08/2002 | US6337479 Object inspection and/or modification system and method |
| 01/03/2002 | WO2000048172A9 Data storage media |
| 01/03/2002 | US20020001680 Process for production of ultrathin protective overcoats |
| 01/03/2002 | US20020001283 Method for forming aperture, near field optical head and method for fabricating the same and information recording/reading apparatus |
| 01/03/2002 | US20020001278 Optical disc and optical disc drive apparatus |
| 01/03/2002 | US20020001275 Information recording method and information recording apparatus therefor |
| 01/03/2002 | US20020001269 Method of setting power for a reproducing beam to be applied to a magneto-optical disc, and method of reproducing data from a magneto-optical disc |
| 01/03/2002 | US20020001263 Optical disk drive and method for processing data using the same |
| 01/03/2002 | US20020001259 Slider for optical head, method for preparation thereof and recording and/or reproducing apparatus |
| 01/03/2002 | US20020000036 Process for preparing an electrode substrate and process for preparing a recording medium |
| 01/02/2002 | EP1168313A2 Multi-layered recording disk |
| 01/02/2002 | EP1168312A1 Optical disk and optical disk apparatus |
| 01/02/2002 | EP1166268A1 Erasable worm optical disk and method of writing thereto multiple times |
| 01/02/2002 | EP1165652A1 Polycarbonates siutable for use in optical articles |
| 01/02/2002 | CN1077316C Reproducing method and reproducing apparatus of recording medium |
| 01/01/2002 | US6335916 Optical recording medium, stamper for use to produce the optical recording medium, and method of producing the stamper |
| 01/01/2002 | US6335908 Magneto optical recording medium with mask layer |
| 01/01/2002 | US6335063 Surface treatment of substrates for low-glide height magneto-optical media |
| 12/27/2001 | WO2001099103A1 Optical disk recording medium, optical disk device, and master production method |
| 12/27/2001 | WO2001099102A1 Magneto-optic disk device and method of positioning magnetic head of the device |
| 12/27/2001 | US20010055702 Silicon nitride |
| 12/27/2001 | US20010055700 Ultrathin protective overcoats for magnetic materials |
| 12/27/2001 | US20010055263 Optical information storage apparatus and optical device |
| 12/27/2001 | US20010055176 Information recording and reproducing device and tracking servo system therefor |
| 12/26/2001 | CN1328577A Vinyl cyclohexane-based block copolymers |
| 12/26/2001 | CN1076844C Recording and/or reproducing apparatus for disc shaped recording medium and memory control device |
| 12/25/2001 | US6333910 Optical system for optical disc drive |
| 12/25/2001 | US6333900 Lenses with floating sliders and solid protective layer, lubricants and perfluoropolyethers |
| 12/25/2001 | US6333899 High density magneto-optical recording medium and production method thereof |
| 12/25/2001 | US6333089 Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk |
| 12/25/2001 | US6332264 Method of manufacturing slider and slider manufacturing aid |
| 12/20/2001 | WO2001097214A2 Record head for thermally assisted magnetic recording |
| 12/20/2001 | WO2001096241A1 Rare-earth oxide or sulfide of nano size and process for producing the same through photochemical reaction |
| 12/20/2001 | US20010053121 Optical information medium and making method |
| 12/20/2001 | US20010053118 Optical information medium and making method |
| 12/20/2001 | US20010053117 Optical recording medium, optical pickup and optical recording and/or reproducing apparatus |
| 12/20/2001 | US20010053115 Optical recording method and optical recording medium |
| 12/20/2001 | US20010052577 Electron beam irradiation apparatus, electron beam irradiation method, original disk, stamper, and recording medium |
| 12/20/2001 | US20010052320 Method and apparatus for preparing optical information medium |
| 12/19/2001 | EP1163548A1 Device for focussing light onto an object |
| 12/19/2001 | CN1327590A Transmission of a digital information signal having M bit PCM samples |
| 12/19/2001 | CN1327582A Magnetic-optic disc recording and/or reproducing device |
| 12/19/2001 | CN1327227A Optic disc equipment and disc |
| 12/19/2001 | CN1076375C Ultraviolet curing coating composition, optical magnetic disc using said coating and its producing method |
| 12/18/2001 | US6331968 System and method to compensate for data defects within a magneto-optical computer memory device |
| 12/18/2001 | US6331966 Optical storage apparatus and recording and reproducing method of optical storage medium |
| 12/18/2001 | US6331338 Amorphous alloy of light rare earth-transition metal and semi-metal, magneto-optical recording layer made of the alloy, and magneto-optical disk adopting the layer |
| 12/13/2001 | WO2001095321A1 Magneto-optical disk apparatus capable of reproducing while enlarging magnetic domains using dc magnetic field, reproducing method, and recording/reproducing method |
| 12/13/2001 | WO2001094658A2 Process for production of fullerene coatings |
| 12/13/2001 | WO2001094469A1 Data storage media containing clear polycarbonate blends |
| 12/13/2001 | US20010051287 Magnetic recording medium and magnetic recording apparatus |
| 12/13/2001 | US20010050885 Magneto-optical recording medium and recording/reproducing apparatus therefor |
| 12/12/2001 | EP1162615A2 Optical disk apparatus, optical disk recording method, and optical disk |
| 12/12/2001 | EP1162614A2 Optical information medium |
| 12/12/2001 | EP1162613A2 Optical information medium and making method |
| 12/12/2001 | EP1162611A2 Method of controlling laser diode in optical disk player and circuit therefor |
| 12/12/2001 | EP1162605A2 Method for forming aperture, near field optical head and method for fabricating the same and information recording/reading apparatus |
| 12/12/2001 | EP1012843B1 Recording and reproducing apparatus provided with teletext recording capability |
| 12/12/2001 | CN1326585A 信息记录介质和信息记录装置 The information recording medium and information recording apparatus |
| 12/12/2001 | CN1326400A Shaping tool for information carrier disc blanks |
| 12/11/2001 | US6330209 Load and unload control for magneto-optical disk drive |
| 12/11/2001 | US6329737 Rotary electrostatic microactuator |
| 12/06/2001 | WO2001093259A1 Magneto optical recording medium, manufacturing method for the same, and method and apparatus for reading the same |
| 12/06/2001 | WO2001093255A1 Optical disk device and optical pickup device |
| 12/06/2001 | WO2001091922A2 Process for production of ultrathin protective overcoats |
| 12/06/2001 | US20010048650 Storage device employing optical storage medium |
| 12/06/2001 | US20010048649 Information reproducing apparatus and reproducing method |
| 12/06/2001 | US20010048647 Apparatus for reproducing information |
| 12/06/2001 | US20010048644 Information recording method, apparatus and information reproducing method and apparatus for domain wall mobile type magneto-optical medium |
| 12/06/2001 | US20010048643 Multilayer resonance device |
| 12/06/2001 | DE19813872C2 Optische Speichervorrichtung Optical storage device |
| 12/05/2001 | EP1160782A2 Multilayered magnetooptical recording medium and manufacturing method |
| 12/04/2001 | US6327240 Optical disc and optical disc drive |
| 12/04/2001 | US6327236 Apparatus for recording and/or reproducing information and/or from optical information record disk |
| 12/04/2001 | US6327232 Information recording and reproduction apparatus carrying out recording and reproduction of information using laser beam |
| 12/04/2001 | US6327229 Storage device and its seek control method |
| 12/04/2001 | CA2042579C High resolution magneto-optic reading head |
| 11/29/2001 | WO2001091122A2 Flexible air bearing design system with independent profile mapping and height field definition for mask tiers |
| 11/29/2001 | WO2001091114A1 A method of thermally-assisted data recording and a recording apparatus |
| 11/29/2001 | US20010046613 Magnetically induced super-resolution (MSR) magneto-optical recording medium capable or reproducing a recorded mark smaller in size than a beam spot, having lands and grooves of given width, depth and track pitch |
| 11/29/2001 | US20010046200 Optical pickup apparatus |
| 11/29/2001 | US20010046190 Disk unit |
| 11/29/2001 | US20010046189 Magnetooptical reproduction method using domain wall displacement technique and magnetooptical reproduction apparatus using the same |
| 11/29/2001 | US20010046100 Information reproducing element, information reproducing head comprising same, information reproducing apparatus, and information reproducing method |
| 11/28/2001 | EP1158509A2 Magneto-optical recording method |
| 11/28/2001 | EP1158508A2 Magneto-optical recording medium and manufacturing method therefor |
| 11/28/2001 | EP1158507A1 Magneto-optical recording medium and magneto-optical recording device |
| 11/28/2001 | EP1158505A1 Optical recording medium and method for producing the same |
| 11/28/2001 | EP1158501A2 Optical disk apparatus |
| 11/28/2001 | EP1158498A2 Optical recording medium |
| 11/27/2001 | US6324319 Spliced optical fiber coupler |
| 11/27/2001 | US6324157 Information recording medium capable of being tested for authenticity |
| 11/27/2001 | US6324148 Optical disk and optical information recording/reproducing apparatus |
| 11/27/2001 | US6324141 Optical system for optical disc drive |
| 11/27/2001 | US6324139 Method of adjusting laser spot size for reading and recording information from optical recording medium in accordance with track pitch read from the medium |
| 11/27/2001 | US6324138 Digital disk recording and reproduction apparatus |
| 11/27/2001 | US6324137 Information recording and reproduction apparatus carrying out recording and reproduction of information using laser beam |
| 11/27/2001 | US6324131 Low glide magneto-optical recording medium |
| 11/27/2001 | US6324130 Disc drive suspension and head |
| 11/27/2001 | US6324129 Near field magneto-optical head having read and write pinhole apertures |