| 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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| 05/22/2013 | CN103119651A Optical information-recording medium |
| 05/22/2013 | CN103117070A One-time write-in-type two-sided disc based on copper nitride film and manufacturing method thereof |
| 05/22/2013 | CN102024472B Objective lens, an optical pickup, and optical information recording/reproducing apparatus |
| 05/22/2013 | CN101958129B Optical pick-up and optical information recording and reproducing apparatus |
| 05/22/2013 | CN101093696B Single-sided, multilayered optical disc, BCA recording apparatus, BCA recording method, and optical disc apparatus |
| 05/21/2013 | USRE44231 Apparatus and method for processing audio signals recorded on a medium |
| 05/21/2013 | US8448203 Disk device |
| 05/21/2013 | US8448198 Traverse module and optical disc drive utilizing the same |
| 05/21/2013 | US8448197 Optical pickup device with protrusions in a laser beam direction to shield ultraviolet light and method for manufacturing the same |
| 05/21/2013 | US8447171 Storage medium for storing text-based subtitle data including style information, and reproducing apparatus and method for reproducing text-based subtitle data including style information |
| 05/21/2013 | US8447166 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective |
| 05/21/2013 | US8447160 Information recording apparatus |
| 05/21/2013 | US8446810 Information recording medium having recording condition for adjusting the position of cooling pulse |
| 05/21/2013 | US8446809 Optical pickup device and optical disc device |
| 05/21/2013 | US8446808 Use of feedback error and/or feed-forward signals to adjust control axes to optimal recovery position of hologram in holographic data storage system or device |
| 05/21/2013 | US8446807 Optical information recording medium, reproducing device for optical information recording medium, control method and control program for the reproducing device, and medium with the control program recorded therein |
| 05/21/2013 | US8446806 Media record/play device and media record/play method |
| 05/21/2013 | US8446805 Method of recording information on a recording medium including the recordation of a test signal thereon |
| 05/21/2013 | US8446803 Information storage medium, reproducing method, and recording method |
| 05/21/2013 | US8446802 Optical drive device and focus servo control method |
| 05/21/2013 | US8445091 Dual metal optical discs |
| 05/21/2013 | CA2678622C Program encoding and counterfeit tracking system and method |
| 05/16/2013 | WO2013069545A1 Complex compound and optical recording medium containing same |
| 05/16/2013 | US20130123494 Complex compound and optical recording medium containing same |
| 05/16/2013 | US20130121128 Replica disk for data storage |
| 05/16/2013 | US20130121127 Optical information recording medium and method for manufacturing same |
| 05/16/2013 | US20130121126 Optical element holder, optical element unit, and optical pickup apparatus |
| 05/16/2013 | US20130121123 Method for recording on and reading out from optical information recording medium |
| 05/16/2013 | US20130121122 Optical information device and loss-of-control detection method |
| 05/15/2013 | CN103106905A Optical drive |
| 05/14/2013 | US8442112 Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus and optical disk recording apparatus |
| 05/14/2013 | US8441911 Optical disc, and production method and reproduction apparatus for optical disc |
| 05/14/2013 | US8441910 System and method of adjusting gain and offset loops in data storage system |
| 05/14/2013 | US8441909 Disk drive increasing laser power at beginning of write in heat assisted magnetic recording |
| 05/14/2013 | US8441908 Optical pickup device |
| 05/14/2013 | US8441907 Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lights |
| 05/14/2013 | US8441906 Information recording medium, information recording apparatus, and information reproducing apparatus |
| 05/14/2013 | US8441905 Optical information recording medium and optical information processing apparatus |
| 05/14/2013 | US8441901 Optical disc apparatus |
| 05/14/2013 | US8441900 Objective lens and optical pick-up device using the same |
| 05/14/2013 | US8441899 Method and apparatus for compensating periodic signal |
| 05/14/2013 | US8441897 Optically-readable article with electro-optical access control device |
| 05/14/2013 | US8441519 Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus and optical disk recording apparatus |
| 05/14/2013 | US8440283 Optical information recording medium and method for producing same |
| 05/14/2013 | CA2769736C Device for editing and non-volatile optical storage of digital audio |
| 05/14/2013 | CA2495015C Recording and/or reproducing method and apparatus |
| 05/10/2013 | WO2013065418A1 Light source unit adjustment device calibration method and standard |
| 05/10/2013 | WO2013065337A1 Sputtering target and method for producing same |
| 05/10/2013 | WO2013064368A1 Data storage medium and method of reading this medium |
| 05/09/2013 | US20130114389 Near-field optical head and method for manufacturing same |
| 05/09/2013 | US20130114388 Lens driving unit for optical pickup and optical disc drive including the lens driving unit |
| 05/09/2013 | US20130114385 Optical information recording medium and drive device |
| 05/08/2013 | CN202930023U Hard optical disk |
| 05/08/2013 | CN1973323B Optical disc, optical disc device, optical recording method and driving method |
| 05/08/2013 | CN103093772A Multilayer film optical storage method based on graphene polarization property |
| 05/08/2013 | CN103093771A Objective lens holder, objective lens driving device and optical pickup apparatus |
| 05/08/2013 | CN103093770A Optical disc device |
| 05/08/2013 | CN103093769A Optical pickup device |
| 05/08/2013 | CN103093768A Optical pickup apparatus |
| 05/08/2013 | CN103093767A Focusing device and laser processing device |
| 05/08/2013 | CN101221793B Data recorder |
| 05/07/2013 | US8438586 Drive device for optical disc apparatus |
| 05/07/2013 | US8437614 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective |
| 05/07/2013 | US8437239 Optical pickup, optical disk drive device, optical information recording device, and optical information reproduction device |
| 05/07/2013 | US8437238 Diffraction grating, aberration correction element and optical head device |
| 05/07/2013 | US8437237 Light source unit including a photodetector, and thermally-assisted magnetic recording head |
| 05/07/2013 | US8437236 Optical information recording/reproducing apparatus and method |
| 05/07/2013 | US8437235 Optical information recording medium and recording/reproducing method therefor |
| 05/07/2013 | US8437233 Optical recording/reproduction method and optical recording/reproduction device |
| 05/07/2013 | US8437232 High frequency modulator |
| 05/07/2013 | US8437231 Servo control device and optical disc device |
| 05/07/2013 | US8437060 Apparatus and method for reading and apparatus for reading and writing holograms |
| 05/07/2013 | US8436717 Rotation-activated electronic component |
| 05/07/2013 | US8436128 Substrate material for high speed optical discs |
| 05/07/2013 | US8435620 Optical recording medium and recording material for the same |
| 05/07/2013 | US8435619 Information recording medium |
| 05/07/2013 | CA2650715C Multilayer optical information medium and optical information processing apparatus therefor, program product and information medium including the same |
| 05/07/2013 | CA2450237C Recording medium, apparatus and method for additional recording of information data recorded on a recording medium with an error correction code |
| 05/02/2013 | WO2013062012A1 Method for producing lens, objective lens, and optical pickup device |
| 05/02/2013 | WO2013061930A1 Information recording medium, information recording and playback device, information recording and playback method, information recording and playback program, and computer-readable recording medium |
| 05/02/2013 | WO2012170992A3 Optical information storage medium |
| 05/02/2013 | US20130107693 Optical pickup apparatus |
| 05/02/2013 | US20130107692 Optical pickup and optical read/write apparatus |
| 05/02/2013 | US20130107691 Optical pickup and optical disc device including the same |
| 05/02/2013 | US20130107686 Information recording / reproducing method and apparatus, and information reproducing apparatus |
| 05/02/2013 | US20130107685 Optical disc device |
| 05/02/2013 | US20130107683 Objective lens holder, objective lens driving device and optical pickup apparatus |
| 05/02/2013 | US20130107682 Information Recording Medium, Method and Apparatus for Recording and Reproducing Information |
| 05/02/2013 | US20130107384 Mirror mounting assembly |
| 05/01/2013 | EP2586027A1 Low viscosity monomer for patterning optical tape |
| 05/01/2013 | CN1881428B Control information data architecture, recording method, and apparatus for recording data |
| 05/01/2013 | CN103081011A Optical information playback device, optical information playback method, and information recording medium |
| 05/01/2013 | CN103081010A Optical disk manufacturing device and optical disk manufacturing method |
| 05/01/2013 | CN103077732A Optical pickup and optical disc drive |
| 05/01/2013 | CN103077731A Calibration apparatus and calibration method |
| 05/01/2013 | CN102329994B Long-acting data storage alloy material and preparation method thereof |
| 05/01/2013 | CN101997547B Electronic apparatus and cd-rom |
| 05/01/2013 | CN101831291B Europium and manganese codoped dodecacalcium heptaluminate electron trapping material and preparation method thereof |
| 05/01/2013 | CN101802913B Apparatus and method for recording/reproducing holographic data and holographic data storage medium |
| 05/01/2013 | CN101779239B Optical disc device and laser power control method |