| 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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| 05/25/2004 | US6741529 Method and apparatus for moving carriage assembly from initial position to target position and optical disc system including same |
| 05/25/2004 | US6741528 Magneto-optical head device |
| 05/25/2004 | US6741527 Magneto-optical recording medium and magneto-optical recording and reproducing device capable of controlling reproduction power based on long recorded marks |
| 05/25/2004 | US6741526 Magnetic head device and recording/reproducing apparatus using the magnetic head device |
| 05/25/2004 | US6741380 Integrated micro-optical systems |
| 05/21/2004 | WO2004042726A1 Recorder/reproducer |
| 05/21/2004 | WO2004027763A9 Multitrack readback and multiuser detection for disk drives |
| 05/21/2004 | WO2004006238A3 Magneto-optical recording medium with anti-ferromagnetically coupled domain-expansion double-layer structure |
| 05/21/2004 | WO2003079356A8 Disc cartridge |
| 05/20/2004 | US20040096703 Support and magnetic layer overcoated with ferrite powder in binder; high density recording |
| 05/20/2004 | US20040096540 Disk substrate, mold apparatus for injection molding the same, and disk substrate taking-out robot |
| 05/20/2004 | US20040095864 Optical information storage medium and method of recording information thereon |
| 05/20/2004 | US20040095857 Optical record carrier and scanning device |
| 05/20/2004 | US20040095517 Information recording medium |
| 05/19/2004 | EP1420400A1 Magneto-optical memory medium and reproducing method thereof |
| 05/19/2004 | EP1420396A2 Optical disk, optical disk unit and optical disk producing method |
| 05/19/2004 | EP1196458B1 Hydrogenated block copolymers and optical media discs produced therefrom |
| 05/19/2004 | CN1498406A Information recording device and method, information reproducing device and method, recording medium program and disc recording medium |
| 05/19/2004 | CN1498400A Disc reproducer |
| 05/19/2004 | CN1497565A Magnetooptical recording medium its manufacturing method, method for recording on it and method for copy by it |
| 05/19/2004 | CN1497533A Magnetic medium of rotary polar electronic and device and method of recording data on it |
| 05/19/2004 | CN1150551C Optical recording method and apparatus using this method |
| 05/19/2004 | CN1150538C Optical disk chip |
| 05/19/2004 | CN1150533C Low-birefringence optical fiber for use in optical data storage system |
| 05/19/2004 | CN1150524C Self-adaptive recording method for high-density light recording, apparatus and control method thereof |
| 05/18/2004 | US6738334 Optical memory apparatus having a base with a unitary and integral optical component mounting portion and a precision mounting surface for mounting an optical component |
| 05/18/2004 | US6738330 Optical information reproducing and recording apparatus utilizing varying temperature setting ranges |
| 05/13/2004 | WO2004040573A1 Digital data storage assembly |
| 05/13/2004 | WO2004040567A1 Magneto-optical device |
| 05/13/2004 | WO2004040566A2 Processing scheme for domain expansion rom media |
| 05/13/2004 | WO2004040565A2 Processing scheme for domain expansion rom media |
| 05/13/2004 | WO2004040558A1 Thermally-assisted recording medium with a storage layer of antiferromagnetic double-layer structure with anti-parallel orientation of magnetization |
| 05/13/2004 | WO2003067588B1 Optical recording/reproducing method and optical recording medium |
| 05/13/2004 | WO2003058641A3 Surface plasmon lens for heat assisted magnetic recording |
| 05/13/2004 | US20040090904 Optical information storage medium and method of recording information thereon |
| 05/13/2004 | US20040090903 Dielectric recording apparatus, dielectric reproducing apparatus, and dielectric recording / reproducing apparatus |
| 05/13/2004 | US20040090888 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc |
| 05/13/2004 | US20040090885 Optical information recording medium and optical information recording and reproducing apparatus |
| 05/13/2004 | US20040090881 Method of manufacturing optical head |
| 05/13/2004 | US20040090875 Optical disk and method for producing the same |
| 05/13/2004 | US20040090874 Apparatus and method for effective reduction of a laser beam spot size |
| 05/13/2004 | CA2503562A1 Digital data storage assembly |
| 05/12/2004 | EP1418577A2 Magneto-optic recording medium |
| 05/12/2004 | EP1418573A2 Head support arm for a disk drive |
| 05/12/2004 | EP1417682A1 Rewritable optical recording systems |
| 05/12/2004 | CN1496562A Disk unit |
| 05/12/2004 | CN1495785A Disk device |
| 05/12/2004 | CN1495784A Working head supporting device and disk device using the same |
| 05/12/2004 | CN1495775A Data recording method of recording medium |
| 05/12/2004 | CN1495749A 磁头装置 Head means |
| 05/12/2004 | CN1495744A Optical recording medium and optical disk cartridge |
| 05/12/2004 | CN1495742A Information recording carrier, recording/replayback device and method |
| 05/12/2004 | CN1495719A Initialization optical recording medium recording film method and device, and optical recording medium |
| 05/12/2004 | CN1495713A Signal recording method, phase difference detection circuit and information device |
| 05/12/2004 | CN1495468A Polarized light beam splitter and optical probe using the same |
| 05/12/2004 | CN1149554C Optical recording/reproducing deivce having a system for the reduction of laser noise when reading data from the record carrier |
| 05/11/2004 | US6732860 Cover for compact discs |
| 05/06/2004 | WO2004038717A1 Magneto-optical recording medium, and forming method thereof |
| 05/06/2004 | WO2004038716A1 Magneto-optical recording medium |
| 05/06/2004 | WO2004038715A1 Magnetooptic recording medium, information recording/ reproducing method, and magnetic recording device |
| 05/06/2004 | US20040086802 Two-dimensional materials and methods for ultra-high density data storage and retrieval |
| 05/06/2004 | US20040086750 Antiferromagnetic layer system and methods for magnectically storing data in anti-ferromagnetic layer system of the like |
| 05/06/2004 | US20040085862 Near-field optical probe and optical near-field generator |
| 05/06/2004 | EP1416481A2 Magneto-optical recording medium, method of manufacturing magneto-optical recording medium, method of recording on magneto-optical recording medium, and method of reproduction from magneto-optical recording medium |
| 05/05/2004 | CN1494716A Disk reproduction device |
| 05/05/2004 | CN1494068A Micro actuator and its manufacturing method, light picking up head and its manufacturing method |
| 05/05/2004 | CN1494063A Magnetic recording medium, its mfg. method and magnetic recording reproducing apparatus |
| 05/05/2004 | CN1148736C Reading-writing head assembly with multiple magnetic track guided by integrated magnetic tape |
| 05/05/2004 | CN1148735C CD data recording method and apparatus, and method and apparatus for regenerating CD data |
| 05/05/2004 | CN1148714C Thin microcapsule magnetic flowing display panel and its using method |
| 05/05/2004 | CN1148385C Hydrogenated block copolymers and optical discs produced therefrom |
| 05/04/2004 | US6731590 Including reflective layer having specified thickness comprising polycrystalline material which is largely silver, recording layer and light-transmitting substrate; read-out signal with reduced noise; sufficient storage reliability |
| 05/04/2004 | US6731589 Substrate for optical recording media, optical recording medium, manufacturing process for optical recording media, and optical recording/reproducing method |
| 05/04/2004 | US6731587 Transducer-supporting structure |
| 05/04/2004 | US6731574 Focus servo controlling apparatus, information reproducing apparatus and information recording apparatus |
| 04/29/2004 | US20040081072 Digital data storage assembly |
| 04/29/2004 | US20040081060 Optical pickup lens, molded optical component, handling method, and mold for optical component |
| 04/29/2004 | US20040081046 Optical recording method and apparatus using this method |
| 04/29/2004 | US20040081032 Annealed magnetic domain wall displacement type magneto-optical recording medium |
| 04/29/2004 | US20040081031 Recording head and information recording apparatus |
| 04/29/2004 | US20040081030 Hybrid writing and reading head to record data with high density |
| 04/29/2004 | US20040080837 Optical pickup lens, molded optical components, handling method, and mold for optical component |
| 04/28/2004 | EP1414035A2 Data recording/reproducing device |
| 04/28/2004 | EP1414030A1 Optical recording medium preheat bulk erase apparatus, optical recording medium preheat bulk erase method, and optical recording medium |
| 04/28/2004 | CN1492423A Information processor |
| 04/28/2004 | CN1492403A Optical disc and its producing method |
| 04/28/2004 | CN1492402A Optical disc, method for producing optical disc and replay device |
| 04/28/2004 | CN1147857C Recording method of optical recording medium and method for reproducing information from optical recording medium |
| 04/27/2004 | US6728186 Device and method for recording information including position data of closed sessions |
| 04/27/2004 | US6728178 Semiconductor laser control method and semiconductor laser control device |
| 04/27/2004 | US6728035 Optical device with diffraction grating having plural grating regions |
| 04/27/2004 | US6728034 Diffractive optical element that polarizes light and an optical pickup using the same |
| 04/27/2004 | US6727007 Magneto-optical recording medium with reflective layer formed from two thin films possessing different surface tensions |
| 04/22/2004 | WO2004034386A1 Optical data recording method |
| 04/22/2004 | WO2004008441A3 Optical recording and reading system, optical data storage medium and use of such medium |
| 04/22/2004 | WO2003079338A3 Control method for focus and tracking in pickup apparatus |
| 04/22/2004 | US20040078668 Information processing device and information processing method, maintenance information management system and recording medium |
| 04/22/2004 | US20040076110 Optical disk medium, optical disk device, and master production method |
| 04/22/2004 | US20040076083 Magneto-optical record medium |
| 04/22/2004 | US20040076049 Write-once type optical disc, and method and apparatus for managing defective areas on write-once type optical disc |