| 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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| 01/06/2005 | US20050002653 Reproduction-only recording medium, reproduction device, reproduction method |
| 01/06/2005 | US20050002318 Magneto-optical recording medium and reproducing method thereof |
| 01/06/2005 | US20050002314 Optical pickup device |
| 01/06/2005 | US20050002297 Optical recording medium, method of detecting data block identification marks, and optical storage unit |
| 01/06/2005 | US20050002282 Information recording method capable of forming micro marks by optical modulation |
| 01/05/2005 | EP1494227A2 Optical pickup and optical data processing apparatus |
| 01/05/2005 | EP1493838A1 Replacement unit and replacement method for substrate in thin-film forming device |
| 01/05/2005 | CN1561519A Method and apparatus for recording a digital information signal |
| 01/05/2005 | CN1560844A Optical disc and disc cartridge reproducing and/or recording device |
| 01/05/2005 | CN1560838A Optical disk recording reproducing device |
| 01/05/2005 | CN1183598C Superhigh-density information memory based on regulating cathode conductivity |
| 01/05/2005 | CN1183529C Magnetic engraving method, in particular for magnetic or magneto-optical recording |
| 01/05/2005 | CN1183528C Optical disk, method for recording write-once information on and from optical disk, method for reproducing same, optical disk reproducing, device optical disc recording and reproducing device |
| 01/05/2005 | CN1183521C Optical pickup device and recording and/or reproducing device |
| 01/04/2005 | US6839316 Multilayer; radiation transparent and opacity zones |
| 01/04/2005 | US6839306 Optical near-field second surface recording |
| 12/30/2004 | US20040265209 reacting the single-wall carbon nanotubes with a compound that provides at least one substituent, such as peptides or amino acids |
| 12/30/2004 | US20040264353 Optical recording media objective lens and optical pickup device using it |
| 12/30/2004 | US20040264337 Recording medium and methods of and device for recording information on the recording medium |
| 12/30/2004 | US20040264307 Quality-testing apparatus and method |
| 12/30/2004 | US20040264306 Domain wall displacement detection system magneto-optical recording medium and its manufacturing method |
| 12/30/2004 | US20040264305 Magneto-optical disk and recording and/or reproducing method and recording and/or reproducing apparatus using the magneto-optical disk |
| 12/29/2004 | WO2004114295A1 Magneto-optical device |
| 12/29/2004 | EP1492114A1 Reproduction method and apparatus, and recording method and apparatus |
| 12/29/2004 | EP1492113A1 Recording medium, recording/reproduction device, and recording/reproduction method |
| 12/29/2004 | EP1492103A2 Domain wall displacement detection system magneto-optical recording medium and its manufacturing method |
| 12/29/2004 | EP1492099A1 Optical disk identifying device, optical disk identifying method, optical disk recorder, and optical disk reproducing device |
| 12/29/2004 | EP1492096A1 Disc-shaped recording medium, manufacturing method and manufacturing device thereof, and data recording method |
| 12/29/2004 | EP1490865A2 Radiation power and/or field control for domain expansion recording medium |
| 12/28/2004 | US6836584 Optical microswitch |
| 12/28/2004 | US6836579 Surface optical device apparatus, method of fabricating the same, and apparatus using the same |
| 12/28/2004 | US6836455 Recording/reproducing apparatus, and method of detecting state thereof |
| 12/28/2004 | US6835798 Method of producing polycarbonates |
| 12/28/2004 | US6835523 Introducing an optical disk having a surface protected by a protective hard carbon film having thickness of 500 A or less, irradiating a semiconductor laser light on the disk through such hard carbon coating |
| 12/23/2004 | WO2004112009A1 Information recording method and information recording device |
| 12/23/2004 | WO2004014786A3 Method for optical induction of a mass transport |
| 12/23/2004 | US20040259036 Magnetic etching process, especially for magnetic or magnetooptic recording |
| 12/23/2004 | US20040258935 Nonthermal magneto-optical recording by ultrafast photoinduced softening in ferromagnetic semiconductors |
| 12/23/2004 | US20040258383 Optical recording device |
| 12/23/2004 | US20040257971 Optical recording medium, method of detecting data block identification marks, and optical storage unit |
| 12/23/2004 | US20040257951 Optical record carrier recording method and recording apparatus |
| 12/23/2004 | US20040257920 Magneto-optical recording medium |
| 12/22/2004 | EP1488423A1 Method and device for recording real-time information |
| 12/22/2004 | EP1488417A1 Recording method using reaction and diffusion, recording medium recorded on using the recording method, and recording/reproducing apparatus for the recording medium |
| 12/22/2004 | CN1181483C Magneto-optic recording medium |
| 12/22/2004 | CN1181473C Method and device for disc recoding and/or reproducing, and method for detecting its tilt |
| 12/21/2004 | US6834392 Disk reading/writing device and readable/writable disk |
| 12/21/2004 | US6834033 Optical disk and optical disk drive device |
| 12/16/2004 | US20040252832 Method and apparatus for the encryption of data |
| 12/16/2004 | US20040252624 Method of forming film on optical disk |
| 12/16/2004 | US20040252621 Data recording / reproducing apparatus and method using needle-shaped member |
| 12/16/2004 | US20040252590 Thermal-assisted magnetic memory storage device |
| 12/16/2004 | US20040252589 Method and apparatus for reproducing recording mark below diffraction limit of light from optical recording medium |
| 12/16/2004 | US20040252553 Magnetic memory storage device |
| 12/16/2004 | US20040252402 Magnetic head lifting and lowering device |
| 12/16/2004 | DE202004010905U1 Data storage medium for holding information has three combined layers with a center layer made up of metallic tracks not in mutual contact |
| 12/15/2004 | EP1486967A2 Thermal-assisted magnetic memory storage device |
| 12/15/2004 | EP1486966A2 Data recording / reproducing apparatus and method using needle-shaped member |
| 12/15/2004 | EP1486962A1 Optical recording medium, its recording/reproducing apparatus, its storage apparatus, and its recording/reproducing method |
| 12/15/2004 | EP1486952A2 Magnetic memory storage device |
| 12/15/2004 | EP1485916A1 Disc cartridge |
| 12/15/2004 | EP1485914A1 Multi-layer focusing method and apparatus therefor |
| 12/15/2004 | EP1485911A1 Poly(arylene ether) data storage media |
| 12/15/2004 | EP1203257B1 Scanning interferometric near-field confocal microscopy |
| 12/15/2004 | CN1555055A Optical information recording medium, manufacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus |
| 12/15/2004 | CN1555049A Optical recording medium, detecting method for data- block discrimination mark and optical storage device |
| 12/15/2004 | CN1180426C Method for processing data in such storage medium |
| 12/15/2004 | CN1180413C Method and apparatus for producing optical information carrier |
| 12/15/2004 | CN1180408C Optical television camera tube device |
| 12/14/2004 | US6831882 Optical head and optical head feeder |
| 12/14/2004 | US6830824 Multilayer; containing a switching alyer |
| 12/09/2004 | US20040247815 Optical information recording medium, recording and readout methods using the same, optical information recording device, and optical information readout device |
| 12/09/2004 | US20040247290 Recording medium having data structure for managing reproduction of multiple reproduction path video data for at least a segement of a title recorded thereon and recording and reproducing methods and apparatuses |
| 12/09/2004 | US20040246877 Magneto-optical head having heat sink layer |
| 12/09/2004 | US20040246870 High-density multi-layer recording medium and an apparatus for writing to or reading from such a recording medium |
| 12/09/2004 | US20040246839 Recording medium and information storage apparatus |
| 12/09/2004 | US20040246624 Head support device and disk drive using the same |
| 12/09/2004 | US20040245510 May be a pyrochlore type oxide of a rare earth element, some of which may be replaced by an alkaline earth metal, and a transition metal, e.g., Nd2Mo2O7; disks, memory devices and pictures or image displays with a storage capacity of several terabits per square inch or more |
| 12/08/2004 | EP1484759A1 Magneto-optical recording medium and manufacturing method thereof |
| 12/08/2004 | EP1484757A2 Optical information recording medium, recording and readout methods using the same, optical information recording device, and optical information readout device |
| 12/08/2004 | EP1483760A2 Device, record carrier and method for recording information |
| 12/08/2004 | CN1554093A Disk recording medium, disk manufacturing method, and disk drive apparatus |
| 12/08/2004 | CN1554092A Disc recording medium, recording method, disc drive device |
| 12/08/2004 | CN1554087A Record carrier for storing a digital work |
| 12/08/2004 | CN1554086A Radiation power and/or field control for domain expansion recording medium |
| 12/08/2004 | CN1554084A Disk device |
| 12/08/2004 | CN1553181A Producing method for mother board preparation and blood testing carrier |
| 12/08/2004 | CN1179347C Copy protection of digital audio compact disc |
| 12/07/2004 | US6829213 Optical recording and/or reproducing apparatus and head thereof |
| 12/07/2004 | US6829212 High density optical disk and a method of high density recording |
| 12/07/2004 | US6829201 Magnetic information recording medium having regions magnetized in different directions, a method for recording and reproducing for the same, and a method of manufacturing the same |
| 12/07/2004 | US6829105 Objective optical system for optical pick-up |
| 12/07/2004 | US6827802 Optical recording head having a solid immersion lens |
| 12/02/2004 | WO2004105015A1 Annealing device and annealing method |
| 12/02/2004 | WO2004105014A1 Magneto-optical recording medium, manufacturing method thereof, and magneto-optical recording device |
| 12/02/2004 | WO2004105013A1 Recording medium and production method therefor |
| 12/02/2004 | WO2004105012A2 Information storage based on carbon nanotubes |
| 12/02/2004 | WO2004105011A1 Information storage basec on carbon nanotubes |
| 12/02/2004 | WO2004040566A3 Processing scheme for domain expansion rom media |
| 12/02/2004 | WO2004040565A3 Processing scheme for domain expansion rom media |