| Patents for G11B 7 - Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power; Record carriers therefor (102,715) |
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| 05/18/2004 | US6738324 Recording and/or reproduction apparatus |
| 05/18/2004 | US6738323 Optical disc apparatus and focusing control method in an optical disc apparatus |
| 05/18/2004 | US6738322 Optical data storage system with focus and tracking error correction |
| 05/18/2004 | US6738320 System and method for moving optical pick up from current position to target position with smooth control |
| 05/18/2004 | US6738319 Recording medium, recording apparatus and reproduction apparatus |
| 05/18/2004 | US6738218 Disk storage device and head positioning method |
| 05/18/2004 | US6737996 Information recording and reproducing method |
| 05/18/2004 | US6737660 Electron beam irradiation apparatus and electron beam irradiating method |
| 05/18/2004 | US6737144 Optical recording medium having dual information surfaces |
| 05/18/2004 | US6737143 Optical recording medium, optical recording method and optical recording device |
| 05/18/2004 | US6737142 Optical data store comprising an axially substituted cobalt phthalocyanine in the light-writeable information layer |
| 05/18/2004 | US6736590 Lifting device for substrates |
| 05/13/2004 | WO2004040570A1 System and method for digital storage media copy protection |
| 05/13/2004 | WO2004040564A1 Method for evaluating optical information medium and optical information medium |
| 05/13/2004 | WO2004040563A1 Object optical element and optical pickup device |
| 05/13/2004 | WO2004040562A1 Optical disc device |
| 05/13/2004 | WO2004040561A1 Optical scanning device |
| 05/13/2004 | WO2004040560A1 Apparatus for processing data stored on a data carrier having some defects and method of processing data on such a disc |
| 05/13/2004 | WO2004040338A1 Beam-shaping optical element and method and program for designing the same |
| 05/13/2004 | WO2004039568A2 Device and method for the production of optical discs |
| 05/13/2004 | WO2004039556A1 Information carrier and method and apparatus for manufacturing same |
| 05/13/2004 | WO2004021336A3 Multi-stack optical data storage medium and use of such medium |
| 05/13/2004 | WO2003102944A3 Cd recorder and printer |
| 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 | WO2002033701A8 Medium for recording optically readable data, method for making same and optical system reproducing said data |
| 05/13/2004 | US20040093610 Actuator for use in pickup device |
| 05/13/2004 | US20040093609 Slim optical disc drive |
| 05/13/2004 | US20040093448 Multi-functional optical disk driving device |
| 05/13/2004 | US20040091817 Electron beam lithography method |
| 05/13/2004 | US20040091815 Information recording medium and information recording device |
| 05/13/2004 | US20040091814 Having two resin films of differing water absorption rates; suppressing corrosion and tilting |
| 05/13/2004 | US20040091721 Method for manufacturing a substrate for use in a stamper manufacturing process, as well as a substrate obtained by using such a method |
| 05/13/2004 | US20040091661 Process for producing a fluoroalkanol |
| 05/13/2004 | US20040091246 Recording medium having data structure for managing reproduction of multiple reproduction path video data recorded thereon and recording and reproducing methods and apparatuses |
| 05/13/2004 | US20040091241 Recording medium having data structure for managing reproduction of multiple reproduction path video data recorded thereon and recording and reproducing methods and apparatuses |
| 05/13/2004 | US20040091007 Semiconductor laser driving circuit and optical head |
| 05/13/2004 | US20040091006 Semiconductor laser assembly |
| 05/13/2004 | US20040090905 Optical disk |
| 05/13/2004 | US20040090904 Optical information storage medium and method of recording information thereon |
| 05/13/2004 | US20040090902 Optical disc and optical disc apparatus |
| 05/13/2004 | US20040090901 Optical head unit and optical information writing/reading device |
| 05/13/2004 | US20040090900 Compatible optical pickup device using a single light source |
| 05/13/2004 | US20040090899 Method and apparatus for providing optical network interface using optical memory storage |
| 05/13/2004 | US20040090898 Recording medium and apparatus and method for manufacturing the same |
| 05/13/2004 | US20040090897 Optical information recording medium, and method and apparatus for recording/reproducing information thereon |
| 05/13/2004 | US20040090896 Power control circuit for optical information recording device |
| 05/13/2004 | US20040090895 Apparatus, method, and medium including computer readable code for discriminating recording medium type |
| 05/13/2004 | US20040090894 Method and apparatus for identifying disc type |
| 05/13/2004 | US20040090893 Optical disk, method of manufacturing the same and optical disk apparatus |
| 05/13/2004 | US20040090892 Tracking and focus servo system with defect detection |
| 05/13/2004 | US20040090891 Optical disk reproducing apparatus and method for controlling spindle motor |
| 05/13/2004 | US20040090890 Harmonic correction in phase-locked loops |
| 05/13/2004 | US20040090889 Recording pulse generator |
| 05/13/2004 | US20040090888 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc |
| 05/13/2004 | US20040090887 Optical recording medium, recording apparatus and method for optical recording medium, and reproducing apparatus and method for optical recording medium |
| 05/13/2004 | US20040090886 Data recording device, data recording method, program and data recording medium |
| 05/13/2004 | US20040090885 Optical information recording medium and optical information recording and reproducing apparatus |
| 05/13/2004 | US20040090884 Focus search apparatus and method |
| 05/13/2004 | US20040090883 Apparatus and method identifying disc type |
| 05/13/2004 | US20040090882 Aberration detection device and optical information recording and reproducing apparatus |
| 05/13/2004 | US20040090881 Method of manufacturing optical head |
| 05/13/2004 | US20040090880 Disk cartridge, optical disk drive, optical library and optical storage system |
| 05/13/2004 | US20040090879 Optical storage device and method for speed error compensation therein |
| 05/13/2004 | US20040090878 Optical disk apparatus having compensation for objective lens dislocation |
| 05/13/2004 | US20040090877 Optical disk apparatus having compensation for objective lens dislocation |
| 05/13/2004 | US20040090876 Method of gathering track information during disc initialization |
| 05/13/2004 | US20040090874 Apparatus and method for effective reduction of a laser beam spot size |
| 05/13/2004 | US20040090678 Hybrid lens with high numerical aperture |
| 05/13/2004 | US20040090619 Apparatus and method for detecting tilted disc, and apparatus and method for reproducing data recorded on the disc |
| 05/13/2004 | US20040090276 Voltage-controlled oscillator |
| 05/13/2004 | US20040089859 Integrated circuit device installed structure and installation method |
| 05/13/2004 | US20040089637 Method for cutting a photoresist-coated glass board, cutting machine for cutting a photoresist-coated glass board and method for manufacturing an optical recording medium |
| 05/12/2004 | EP1418586A2 Recording medium for storing linking type information |
| 05/12/2004 | EP1418585A2 Optical recording medium and method of assigning its spare area |
| 05/12/2004 | EP1418583A2 Data recording device, data recording method, program and data recording medium |
| 05/12/2004 | EP1418580A2 Information service method, information service unit, recording or reproducing controlling method, and recording and/or reproducing unit |
| 05/12/2004 | EP1418576A2 Electron beam lithography method |
| 05/12/2004 | EP1418575A1 Optical information recording medium and process for recording thereon |
| 05/12/2004 | EP1418574A2 Information recording apparatus and information recording method |
| 05/12/2004 | EP1417681A1 Photonics data storage system using a polypeptide material and method for making same |
| 05/12/2004 | EP1417680A1 Method for reducing the noise in a wobble signal |
| 05/12/2004 | EP1417519A1 Optical determination of a position or length |
| 05/12/2004 | EP1344217B1 Method and arrangement for regulating the light power of a scanning beam in an apparatus for reading from or for writing to optical recording media |
| 05/12/2004 | EP1109161B1 Laser power controller and optical disk device |
| 05/12/2004 | EP1095375A4 Focusing method for optical media |
| 05/12/2004 | CN2615818Y DVD video disc and reproducing apparatus |
| 05/12/2004 | CN2615815Y Optical drive regulating mechanism |
| 05/12/2004 | CN2615814Y Laser head support up-down device for optical discs driving device |
| 05/12/2004 | CN1496565A Reproduction apparatus |
| 05/12/2004 | CN1496564A Disc-shaped optical recordng medium and reproduction limit method thereof |
| 05/12/2004 | CN1496563A Limited play data storage media and method for limiting access to data thereon |
| 05/12/2004 | CN1496562A Disk unit |
| 05/12/2004 | CN1496561A Optical recording method, optical recording device and optical recording medium |
| 05/12/2004 | CN1496117A Equipment for recording and/or reproducing data to writing and/or rewriting recording medium |
| 05/12/2004 | CN1495977A Semiconductor laser device and optical read-writing device |
| 05/12/2004 | CN1495783A Optical disk recording/reproducing method, optical disk and optical disk equipment |
| 05/12/2004 | CN1495782A Optical disk and play optical disk method |
| 05/12/2004 | CN1495781A Optical disk and play optical disk method |
| 05/12/2004 | CN1495780A Disk type recording medium |