| 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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| 07/24/2002 | EP1225574A2 Optical pickup |
| 07/24/2002 | CN1360720A 光盘和光盘驱动器 CD-ROM and CD-ROM drive |
| 07/24/2002 | CN1360304A Information recording medium, information recording method and method for mfg. information recording medium |
| 07/24/2002 | CN1088236C Optical disk and disk cartridge |
| 07/24/2002 | CN1088233C Optical signal detection circuit |
| 07/24/2002 | CN1088187C Temp detecting circuit |
| 07/23/2002 | US6424602 Magneto-optical reproducing apparatus |
| 07/23/2002 | US6424601 Magneto-optical recording media having an auxiliary magnetic layer |
| 07/23/2002 | US6424068 Galvano mirror unit |
| 07/23/2002 | US6423430 Magneto-optical recording medium for short wavelength |
| 07/18/2002 | WO2002056314A1 Information recording apparatus and method |
| 07/18/2002 | WO2002055926A1 Method and a device for illumination |
| 07/18/2002 | US20020094455 Poly(arylene ether) data storage media |
| 07/18/2002 | US20020093903 Optical information storage device and optical head |
| 07/18/2002 | US20020093900 Disk cartridge and disk recording and reproducing apparatus |
| 07/18/2002 | US20020093883 Structure of pick-up head and its method for accessing signals |
| 07/18/2002 | US20020092984 Method for purification of as-produced single-wall carbon nanotubes |
| 07/18/2002 | US20020092983 Method for growing single-wall carbon nanotubes utilizing seed molecules |
| 07/18/2002 | DE10164167A1 Lesegerät für optisches Aufzeichnungsmedium Reader for optical recording medium |
| 07/18/2002 | CA2431708A1 Method and a device for illumination |
| 07/16/2002 | US6421313 System and method for encoding read-only information on storage media |
| 07/16/2002 | US6421304 Magneto-optical reproducing apparatus using magnetic wall displacement detector |
| 07/16/2002 | US6421303 Multilayer resonance device and magneto-optical recording medium with magnetic center layer of a different thickness than that of the components of the reflecting layers, and method of reproducing the same |
| 07/16/2002 | US6421202 Magnetic recoding media; corrosion resitant protective coatings |
| 07/16/2002 | US6421156 Galvano mirror unit |
| 07/16/2002 | CA2060923C Disc for recording information signals and disc chucking device |
| 07/11/2002 | US20020089921 Optical recording medium with aligned prepit portion |
| 07/11/2002 | US20020089909 Optical disc and apparatus for scanning the optical disc |
| 07/11/2002 | US20020089908 Apparatus for readout of optical recording medium |
| 07/11/2002 | US20020089900 Optical recording/reproducing apparatus |
| 07/11/2002 | US20020089899 Recording method and recording apparatus for magneto-optical recording medium |
| 07/11/2002 | US20020089898 Magneto-optical medium utilizing domain wall displacement and process of reproduction |
| 07/11/2002 | US20020088938 Method for forming an array of single-wall carbon nanotubes and compositions thereof |
| 07/09/2002 | US6418109 Optical recording/reproducing apparatus including a mask device for masking marginal rays, in a direction perpendicular to a recording medium track, of a light beam returned from the recording medium |
| 07/09/2002 | US6418108 Optical head, recording and/or reproducing method and apparatus and method for detecting thickness |
| 07/09/2002 | US6418097 Analog to digital converter assembly for normalizing servo error signals and multiplexing reference voltage inputs and digital outputs and improved optical drive system including same |
| 07/09/2002 | US6418091 Magneto-optical recording medium having oxidized side wall between land and groove |
| 07/09/2002 | US6418090 Biasing magnet positioning mechanism |
| 07/09/2002 | US6418089 Reproduction apparatus and reproduction method providing reduced power consumption, even when using magnetically induced super resolution (msr), by not applying biased magnetic field to recording medium during still operation |
| 07/09/2002 | US6418088 Apparatus and method for reproducing information from a magneto optical recording medium by the magnetic domain magnification method |
| 07/04/2002 | US20020085484 Optical reproduction apparatus |
| 07/04/2002 | US20020085483 Optical recording medium having grooves and lands |
| 07/04/2002 | US20020085482 Optical recording medium and method of manufacturing the same |
| 07/04/2002 | US20020085473 Contamination preventing device of optical head for near field recording |
| 07/04/2002 | US20020085465 Optical disc recording and/or reproducing apparatus and aberration adjustment method |
| 07/04/2002 | US20020085463 Arrangements for using detected phase differences for setting laser power levels |
| 07/04/2002 | US20020085462 Method and optical recording apparatus for determining the optimum write power |
| 07/04/2002 | US20020085460 Magnetic field modulation coil |
| 07/04/2002 | US20020085459 Objective lens actuator |
| 07/04/2002 | US20020085457 Domain wall displacement magneto-optic recording medium, and reproducing method and apparatus for the same |
| 07/04/2002 | US20020084410 Macroscopically manipulable nanoscale devices made from nanotube assemblies |
| 07/03/2002 | EP1220204A2 Information recording medium, information recording and reproducing method and manufacturing method of information recording medium |
| 07/03/2002 | EP1218881A2 Apparatus having guide means for guiding a record carrier to be scanned |
| 07/03/2002 | EP0898713B1 Optical recording measurement method |
| 07/02/2002 | US6414919 Device having a first operational state for writing information onto a record carrier |
| 07/02/2002 | US6414912 Optical disk device using a recording medium structurally arranged to generate a recording clock |
| 07/02/2002 | US6414911 Flying optical head with dynamic mirror |
| 07/02/2002 | US6413659 Layered material having properties that are variable by an applied electric field |
| 06/27/2002 | US20020081525 Warping due to change in temperature and humidity is prevented via protective resin film layer (polycarbonate); dielectrics |
| 06/27/2002 | US20020081461 Information recording medium, information recording and reproducing method and manufacturing method of information recording medium |
| 06/27/2002 | US20020081460 Data storage media |
| 06/27/2002 | US20020081459 Magneto-optical recording medium and method of reproducing the same |
| 06/27/2002 | US20020080712 Method for retrieving data from a storage media |
| 06/27/2002 | US20020080710 High speed/high density optical storage system using one-dimensional multi-function/multiple probe columns |
| 06/27/2002 | US20020080709 Apparatus for recording and reproducing high-density information using multi-functional probe |
| 06/27/2002 | US20020080690 Method for providing track position and identification information for data storage devices |
| 06/27/2002 | US20020080689 Recording and reproducing device, disk cartridge, and optical disk device |
| 06/27/2002 | DE10147294A1 Optische Aufzeichungseinrichtung und optisches Aufzeichnungsverfahren, dafür bestimmtes Steuerprogramm und computerlesbares Aufzeichnungsmedium für das Steuerprogramm Optical recording means and optical recording method for specific control program and computer-readable recording medium for the control program |
| 06/27/2002 | DE10131741A1 Magnetooptische Aufzeichnungsmedien und Wiedergabeverfahren dafür Magneto-optic recording media and reproducing method therefor |
| 06/26/2002 | EP1217617A1 Optical information recording medium, manufacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus |
| 06/26/2002 | CN1355815A Hydrogenated block copolymers and optical discs produced therefrom |
| 06/26/2002 | CN1355528A 记录/再现装置和记录/再现方法 Apparatus and recording / reproducing method for recording / reproducing |
| 06/26/2002 | CN1355527A Domain wall displacement magneto-optical recording medium, and copy method and equipment for it |
| 06/25/2002 | US6411596 Magneto-optical disk cartridge and magneto-optical disk apparatus |
| 06/25/2002 | US6411594 Optical disk having clamp portion higher than substrate |
| 06/25/2002 | US6411593 Optical disc substrate |
| 06/25/2002 | US6411592 Optical information recording medium having convex and concave portions for recording information and an additional portion for condition data, and recording and reproducing apparatus for using the medium |
| 06/25/2002 | US6411585 Method for manufacturing optical disk, optical disk apparatus, and optical disk with using phase-shifted signal for wobbling grooves |
| 06/25/2002 | US6411584 Cartridge loading apparatus and methods of manufacturing and operating same |
| 06/25/2002 | US6411581 Optical memory apparatus having planar printed circuit board mounted therein |
| 06/25/2002 | US6411580 Storing data on a medium in an optical system |
| 06/25/2002 | US6411579 Optical recording method and optical recording medium |
| 06/25/2002 | US6411578 Apparatus for recording and/or reproducing information and/or from optical information record disk |
| 06/25/2002 | US6409965 Sputtering target and its manufacturing method |
| 06/20/2002 | WO2002049031A1 Disk reproduction device |
| 06/20/2002 | WO2002049027A1 Disk substrate, molding apparatus for injection-molding it, and disk substrate pick-up robot |
| 06/20/2002 | WO2002049020A1 Record carrier of the optical type and a device for recording and/or playback for use with such a record carrier |
| 06/20/2002 | WO2002049017A1 Disc device and method for controlling threshold value of disc device |
| 06/20/2002 | WO2002017309A3 Information recording medium and recording/reproducing method thereof |
| 06/20/2002 | US20020075791 Optical recording medium, and method of manufacturing same |
| 06/20/2002 | US20020075764 Optical disk device using a recording medium structurally arranged to generate a recording clock |
| 06/20/2002 | US20020075763 Light emitting device, magnetic recording head, and magnetic recording device |
| 06/20/2002 | US20020074875 Galvano Mirror unit |
| 06/20/2002 | US20020074451 Hub for information media in strip or tape form |
| 06/19/2002 | CN1354461A Clock drawing equipment for optical disk reproducing device |
| 06/18/2002 | US6407979 High density optical disk and a method for manufacturing same |
| 06/18/2002 | US6407975 Optical disk drive |
| 06/18/2002 | US6407967 Optical apparatus, tracking apparatus and optical disk apparatus |
| 06/18/2002 | US6407966 Apparatus and method for differential wax-wane focusing and push-pull tracking for magneto-optical data storage |
| 06/18/2002 | US6407884 Optical head with solid immersion lens and varying cross section coil |