| 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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| 10/01/2003 | CA2423491A1 Reproducing method, reproducing apparatus, recording method, and recording apparatus |
| 09/30/2003 | US6628604 Magnetic head having a magnetic coil |
| 09/30/2003 | US6628591 Apparatus and method for recording data onto a predetermined recording medium |
| 09/30/2003 | US6628586 Optical disk and recording and/or reproducing apparatus and method |
| 09/30/2003 | US6628574 Reproducing method and reproducing apparatus using plural light beam powers for transferring a magnetic domain |
| 09/25/2003 | WO2003079358A1 Method and device for recording real-time information |
| 09/25/2003 | WO2003079356A1 Disc cartridge |
| 09/25/2003 | WO2003079350A1 Multi-layer focusing method and apparatus therefor |
| 09/25/2003 | WO2003079344A1 Poly(arylene ether) data storage media |
| 09/25/2003 | WO2003079340A1 Optical recording/reproducing medium, stamper for manufacturing optical recording/reproducing medium, and optical recording/reproducing device |
| 09/25/2003 | WO2003079338A2 Control method for focus and tracking in pickup apparatus |
| 09/25/2003 | WO2003021574A3 Head arrangement with improved field characteristic for domain expansion technology |
| 09/25/2003 | US20030179691 High density optical disk and a method of high density recording |
| 09/25/2003 | US20030179682 Optical pickup device, and recording and/or reproducing device |
| 09/25/2003 | US20030179678 Address information recording device and recording method and reproducing device and reproducing method |
| 09/25/2003 | US20030179667 Control method for focus and tracking in pickup apparatus |
| 09/25/2003 | US20030179658 Information recording medium, information recording apparatus, and recording method |
| 09/25/2003 | US20030179657 Magneto-optical disk device capable of performing magnetic domain expansion reproduction by dc magnetic field and reproducing method |
| 09/25/2003 | US20030179366 Deflection angle measuring device, optical signal switching system, information recording and replaying system, deflection angle measuring method, and optical signal switching method |
| 09/25/2003 | CA2479483A1 Multi-layer focusing method and apparatus therefor |
| 09/24/2003 | EP1346350A1 Method and optical recording apparatus for determining the optimum write power |
| 09/24/2003 | CN1444216A 光信息记录介质 The optical information recording medium |
| 09/24/2003 | CN1122267C Disc drive unit |
| 09/24/2003 | CN1122266C Device for recording constant silence interval and method thereof |
| 09/24/2003 | CN1122265C Magnetooptic disk player |
| 09/24/2003 | CN1122258C Optical disk device |
| 09/24/2003 | CN1121989C Crystallized glass for substrate of information recording disk |
| 09/23/2003 | US6625110 Contamination preventing device of optical head for near field recording |
| 09/23/2003 | US6625107 Recording medium including second lubricating protective layer that passes enough light to allow operation of laser light beam used for information recording and/or reproducing formed on face of substrate opposite recording layer |
| 09/23/2003 | US6625101 Apparatus for finely adjusting optical components |
| 09/23/2003 | US6625090 Magneto-optical recording medium, and magneto-optical recording/reproducing apparatus |
| 09/23/2003 | US6623828 Optical disk employing integral substrate, and method for manufacturing the same |
| 09/18/2003 | WO2003077245A1 Magneto-optical recording medium and manufacturing method thereof |
| 09/18/2003 | US20030175554 Magneto-optic recording medium recordable at ultrahigh recording density |
| 09/18/2003 | US20030174631 Retarder and optical head device installing the same |
| 09/18/2003 | US20030174623 Data recording device and data reproducing device |
| 09/18/2003 | US20030174603 Record carrier and apparatus for scanning the record carrier |
| 09/18/2003 | US20030174595 Apparatus for producing data recording structures displaying improved three-dimensional features |
| 09/18/2003 | US20030174170 Multi-layer focusing method and apparatus therefor |
| 09/16/2003 | US6621774 Optical disk device |
| 09/16/2003 | US6621772 Record medium and reproducing apparatus of the same for detecting an offset correction |
| 09/16/2003 | US6620480 Pre-engraved substrate for magnetic, magneto-optical, or phase transition optical disc |
| 09/12/2003 | WO2003075265A2 Device, record carrier and method for recording information |
| 09/12/2003 | WO2002084647A8 Antiferromagnetic layer system and methods for magnetically storing data in antiferromagnetic layer systems of the like |
| 09/12/2003 | CA2478533A1 Device, record carrier and method for recording information |
| 09/11/2003 | US20030170417 Method for manufacturing glass substrate of information recording medium |
| 09/11/2003 | US20030169668 Magneto-optical pickup |
| 09/11/2003 | US20030169654 Tracking error signal generater, track error signal generation mathod, controller and control method |
| 09/10/2003 | EP1343160A1 Disk substrate, molding apparatus for injection-molding it, and disk substrate pick-up robot |
| 09/10/2003 | EP1343159A2 Optical information recording medium |
| 09/10/2003 | EP1343150A1 Disc device and method for controlling threshold value of disc device |
| 09/10/2003 | EP1342820A1 Production method for composite oxide thin film and device therefor and composite oxide film produced thereby |
| 09/10/2003 | CN1441854A Process for production of super thin protective coatings |
| 09/10/2003 | CN1441420A Recording condition extracting system and method for dielectric recording medium and information record equipment |
| 09/10/2003 | CN1121031C Information recording medium and imformation recording and reproducing apparatus using same |
| 09/09/2003 | US6618345 Reduced crosstalk optical recording medium using an optically related track pitch |
| 09/09/2003 | US6618330 Magneto-optical head and method of making coil for the same |
| 09/09/2003 | US6618116 Optical head device and a diffraction element suitable for the device, and a method of manufacturing the diffraction element and the optical head device |
| 09/09/2003 | US6617604 Buffer layer for charge storage radiation detector |
| 09/04/2003 | WO2003073422A1 A portable data storage and image recording device capable of direct connection to a computer usb port |
| 09/04/2003 | WO2003073420A1 Optical recording medium, its recording/reproducing apparatus, its storage apparatus, and its recording/reproducing method |
| 09/04/2003 | US20030165032 Disk drive |
| 09/03/2003 | EP1341183A1 Optically readable molecular memory obtained using carbon nanotubes, and method for storing information in said molecular memory |
| 09/03/2003 | CN1440552A Flexible air bearing design system with independent profile mapping and height field definition for mask tiers |
| 09/03/2003 | CN1120480C Disc drive apparatus |
| 09/03/2003 | CN1120479C System and method to compensate data defects within magneto-optical computer memory device |
| 09/02/2003 | US6614742 Optical head, magneto-optical head, disk apparatus and manufacturing method of optical head |
| 09/02/2003 | US6614737 Optical reproduction method and optical information device |
| 09/02/2003 | US6614731 Method and apparatus for recording magnetic domain having an arc shape convex in a forward scanning direction of a magneto-optical recording medium |
| 09/02/2003 | US6613422 Nitrogen -implanted, high carbon density overcoats for recording media |
| 08/28/2003 | WO2003071541A1 Disk cartridge |
| 08/28/2003 | WO2003071539A1 Disk data storage media with edge track data surface |
| 08/28/2003 | WO2003071532A1 Magneto-optical recording medium and recording/reproduction apparatus thereof |
| 08/28/2003 | WO2003071526A1 Optical head device, and optical recording/reproducing device |
| 08/28/2003 | US20030161777 Radiation with light; oxidation of a rare earth compound |
| 08/28/2003 | US20030161238 Optical disk recording and/or reproducing apparatus, and recording and/or reproducing method |
| 08/28/2003 | US20030161221 Reproducing method and reproducing apparatus for magneto-optical recording medium |
| 08/28/2003 | US20030161220 Magneto-optical recording apparatus provided with magnetic head |
| 08/28/2003 | CA2476408A1 Disk data storage media with edge track data surface |
| 08/27/2003 | EP1339062A2 Recording method of recording medium |
| 08/27/2003 | EP1339057A1 Recording medium, its controller and controlling method |
| 08/27/2003 | CN1438640A Converter supporting device |
| 08/26/2003 | US6611491 Optical recording medium having dual recording layers |
| 08/26/2003 | US6611489 Information reproducing method for an optical medium having grooves and lands |
| 08/26/2003 | US6611487 Flying type optical head integrally formed with light source and photodetector and optical disk apparatus with the same |
| 08/26/2003 | US6611481 Optical recording/reproducing apparatus |
| 08/26/2003 | US6611401 Glide head with a transverse contact rail |
| 08/26/2003 | US6611167 Balanced bi-directional current source |
| 08/26/2003 | US6610424 Cobalt-chromium-boron alloy layer |
| 08/26/2003 | US6609841 Low noise optical storage system based on an optical polarimetric delay line |
| 08/21/2003 | WO2003069615A2 Method and apparatus for phase and/or copy window control for use with a domain expansion recording medium and record carrier |
| 08/21/2003 | WO2003069614A2 Method and device for data dependent field switching for domain expansion reading and record carrier for use by the method |
| 08/21/2003 | WO2003069601A2 Read-out control for use with a domain expansion recording medium |
| 08/21/2003 | WO2003068863A1 Aromatic polycarbonate resins for optical disk substrates |
| 08/21/2003 | WO2002099846A3 Integrated semiconductor devices for interacting with magnetic storage media |
| 08/21/2003 | US20030156531 Disk data storage media with edge track data surface, methods to manufacture, exploit and convert conventional disk media to that having an edge track data surface |
| 08/21/2003 | US20030156502 Magneto optical recording medium, manufacturing method for the same, and method and apparatus for reading the same |
| 08/20/2003 | EP1336964A1 Digital disk recording apparatus, and digital disk reproduction apparatus, with DC component reduction |
| 08/20/2003 | CN1118819C Partial integrator assembly |
| 08/20/2003 | CN1118795C CD recording/reproducing equipment and method thereof |