| 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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| 01/04/2005 | US6839307 Apparatus for recording information and method for retracting the head |
| 01/04/2005 | US6839191 Optical near-field generating element and optical apparatus including the same |
| 01/04/2005 | US6839189 Objective lens, optical pickup device, recorder and reproducer |
| 01/04/2005 | US6839188 Optical element and optical pickup |
| 01/04/2005 | US6839177 Anti-reflective coating for holographic data storage media |
| 01/04/2005 | US6838657 Optical position detecting device and recording medium |
| 01/04/2005 | US6838145 Copy-protected optical media and method of manufacture thereof |
| 01/04/2005 | US6838144 Directory read inhibitor for optical storage media |
| 01/04/2005 | US6837909 Hydrocarbon saturates, olefins, aromatics, branched paraffins; small deterioration and high output of electric energy |
| 01/04/2005 | US6837072 Rewritable optical recording medium and manufacturing method and apparatus therefor |
| 01/04/2005 | CA2145582C Microfine light source |
| 01/04/2005 | CA2123133C Hybridization of polynucleotides conjugated with chromophores and fluorophores to generate donor-to-donor energy transfer system |
| 12/30/2004 | US20040268379 Storage media volumetric factor |
| 12/30/2004 | US20040268378 Optical recording medium manufacturing device, method, optical recording medium, reproduction device, method, recording device, and method |
| 12/30/2004 | US20040268375 High-precision positioning apparatus |
| 12/30/2004 | US20040268374 Deviation adjustment mechanism for spindle motor and pickup head of optical disk drives |
| 12/30/2004 | US20040268373 Tilt drive optical pickup actuator and optical recording and/or reproducing apparatus using the same and method |
| 12/30/2004 | US20040268372 Optical pick-up feeding device with buffer |
| 12/30/2004 | US20040267864 Level detection circuit, phase change detection circuit, and optical disk apparatus |
| 12/30/2004 | US20040266477 Handheld electronic apparatus |
| 12/30/2004 | US20040265753 Manufacturing method of cover layer of optical information storage media |
| 12/30/2004 | US20040265751 Method of manufacturing a stamper, master plate, support structure and use of such a stamper |
| 12/30/2004 | US20040265741 having recording layer containing mixed nickel oxides, comprising nickel monoxide and dinickel trioxide as a major portion; nickel oxide recording layer will not only decompose to release a gas but will become transparent |
| 12/30/2004 | US20040265645 Optical recording medium, and method and device using the same |
| 12/30/2004 | US20040265532 Write-once-read-many optical recording media and process for recording and reproducing information on the media |
| 12/30/2004 | US20040264947 Optical disc, video data editing apparatus, computer-readable recording medium storing an editing program, reproduction apparatus for the optical disc, and computer-readable recording medium storing an reproduction program |
| 12/30/2004 | US20040264934 Device and method for recording on and playing back a disc |
| 12/30/2004 | US20040264932 Method for storing additional data relating to menu data |
| 12/30/2004 | US20040264859 Diffraction grating for plural wavelengths, optical pickup apparatus and optical disk apparatus using diffraction grating for plural wavelengths |
| 12/30/2004 | US20040264694 High-density optical disc, method for recording and reproducing encrypted data thereon |
| 12/30/2004 | US20040264532 Semiconductor laser diode with higher-order mode absorption layers |
| 12/30/2004 | US20040264527 Laser power control circuit |
| 12/30/2004 | US20040264361 Double sided optical disc and method for producing the same |
| 12/30/2004 | US20040264360 Information storage medium |
| 12/30/2004 | US20040264359 Multi-layered optical information recording medium manufacturing method |
| 12/30/2004 | US20040264358 Method and apparatus for diffractive information storage |
| 12/30/2004 | US20040264357 Phase-change optical recording medium |
| 12/30/2004 | US20040264356 Holographic data storage medium |
| 12/30/2004 | US20040264355 Optical information recording medium, recording and reproduction methods using the same, optical information recording device, and optical information reproduction device |
| 12/30/2004 | US20040264354 Optical element and optical pickup device |
| 12/30/2004 | US20040264353 Optical recording media objective lens and optical pickup device using it |
| 12/30/2004 | US20040264352 Optical pickup apparatus |
| 12/30/2004 | US20040264351 Optical device and optical reproducing apparatus |
| 12/30/2004 | US20040264349 Optical system for optical pickup apparatus, optical pickup apparatus, optical information recording and/or reproducing apparatus and aberration-correcting element for optical pickup apparatus |
| 12/30/2004 | US20040264348 Optical pickup apparatus, condensing optical system, and optical element |
| 12/30/2004 | US20040264347 Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method |
| 12/30/2004 | US20040264346 Compatible type optical pick-up device for writing/reading data and method for operating the same |
| 12/30/2004 | US20040264345 Optical pick-up apparatus and correction lens for use in the apparatus |
| 12/30/2004 | US20040264344 Optical head and optical disc apparatus for focusing a collimated laser beam |
| 12/30/2004 | US20040264343 Optical system, optical pickup device, recording or/and reproducing apparatus for sound and/or image |
| 12/30/2004 | US20040264342 Optical element and optical pick-up device |
| 12/30/2004 | US20040264341 Beam splitting system and optical information read/write device |
| 12/30/2004 | US20040264340 Hologram recording apparatus, hologram recording method, hologram reproduction apparatus, hologram reproduction method and hologram recording medium |
| 12/30/2004 | US20040264339 Optical disk, method for manufacturing the same, and method for recording and method for reproducing data using optical disk |
| 12/30/2004 | US20040264338 Duplicator for recording medium and method for duplicating recording medium |
| 12/30/2004 | US20040264337 Recording medium and methods of and device for recording information on the recording medium |
| 12/30/2004 | US20040264335 Decoder circuit, and photo-detecting amplifier circuit and optical pickup including the decoder circuit for disk recording/reproducing apparatus |
| 12/30/2004 | US20040264333 [method of reading data from high density optical recording medium] |
| 12/30/2004 | US20040264332 Method and apparatus for real time recording/playback of data to/from an optical recording medium |
| 12/30/2004 | US20040264331 Apparatus for recording of information |
| 12/30/2004 | US20040264330 Optical recording medium and method for recording or reproducing data on or from the optical recording medium having an optimum recording condition information |
| 12/30/2004 | US20040264329 Method, apparatus, and computer readable medium including computer readable code for erasing information recorded on a rewritable recording medium and medium resulting therefrom |
| 12/30/2004 | US20040264328 Optical signal converter and method of controlling amplification gain according to rotating speed of optical disc |
| 12/30/2004 | US20040264326 High-definition optical disk and high-definition optical disk drive |
| 12/30/2004 | US20040264325 Optical disk apparatus and information recording apparatus |
| 12/30/2004 | US20040264324 High-definition optical disk device |
| 12/30/2004 | US20040264323 Methods and apparatus for logical triggering |
| 12/30/2004 | US20040264322 Recording medium, recording apparatus and recording method |
| 12/30/2004 | US20040264321 Circuit and method for detecting address in pre-groove (ADIP) signal in wobble detection system of optical disc apparatus |
| 12/30/2004 | US20040264319 Optical recording medium having recording capacity information and method for indicating recording capacity |
| 12/30/2004 | US20040264318 Defect area management system and method for optical storage medium |
| 12/30/2004 | US20040264317 Information storage medium |
| 12/30/2004 | US20040264316 Optical pickup device |
| 12/30/2004 | US20040264315 Optical disk apparatus, optical head, and detection signal processing method thereof |
| 12/30/2004 | US20040264314 Displacement measurement |
| 12/30/2004 | US20040264313 Skew detection method, optical pickup, and optical disc device |
| 12/30/2004 | US20040264312 Optical disk device and information recording/reproducing method |
| 12/30/2004 | US20040264311 Optical disk device and information recording/reproducing method |
| 12/30/2004 | US20040264310 Optical head device |
| 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 |
| 12/30/2004 | US20040264232 Method of writing into unwritten region of optical disc, optical disc writing device, optical disc, and program for writing data on optical disc |
| 12/30/2004 | US20040264033 Head position demodulating method and disk apparatus |
| 12/30/2004 | US20040264017 Optical scanning device |
| 12/30/2004 | US20040263931 Optical head and hologram recording device including the same |
| 12/30/2004 | US20040263926 Method and apparatus for compressing holographic data |
| 12/30/2004 | US20040263925 Holographic ROM system including an alignment apparatus for aligning a holographic medium and a mask |
| 12/30/2004 | US20040263924 Holographic memory using beam steering |
| 12/30/2004 | US20040263858 Apparatus for measuring sub-resonance of optical pickup actuator |
| 12/30/2004 | US20040263815 Apparatus and method for aligning holographic ROM system |
| 12/30/2004 | US20040263533 Image processing apparatus, image processing method, program for implementing image processing method, and recording medium recording program |
| 12/30/2004 | US20040262793 Multi-layered optical recording medium and multi-layered optical recording medium manufacturing method |
| 12/30/2004 | US20040262149 Do not deform the optical disk substrate even when the optical disk with a thickness of 0.6 mm or less is used, nor lowers the through-put; for forming a film such as a recording layer by means of sputtering on a surface |
| 12/29/2004 | WO2004114294A2 Optical information carrier containing bragg reflectors |
| 12/29/2004 | WO2004114293A1 A non-hole optical disc for data storage and reading |
| 12/29/2004 | WO2004114292A1 Laser-detector-grating-unit |
| 12/29/2004 | WO2004114291A1 Method and apparatus for determining the optimal laser power in recordable optical storage systems |
| 12/29/2004 | WO2004114290A2 An optical disk drive |
| 12/29/2004 | WO2004114289A1 Multi-layer writable optical record carrier with an optimum power calibration area, and method and apparatus for forming optimum power calibration areas on such a record carrier |