| 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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| 10/23/2001 | US6307819 Method of reading magneto-optical recording medium |
| 10/23/2001 | US6307818 Magneto-optical head with integral mounting of lens holder and coil |
| 10/23/2001 | US6307816 Magneto-optical recording medium, and information reproducing method using the medium |
| 10/18/2001 | US20010030937 Substrate for optical recording media, optical recording medium, manufacturing process for optical recording media, and optical recording/reproducing method |
| 10/18/2001 | US20010030932 Rewritable data storage medium |
| 10/18/2001 | US20010030928 Optical head for near-field recording and reproduction, and method of manufacturing the same |
| 10/18/2001 | US20010030918 Recording/reproducing device and recording/reproducing method |
| 10/18/2001 | US20010030823 Information recording apparatus and information recording method |
| 10/18/2001 | DE10118412A1 Optical recording disc playback device has automatic gain control stage with slower response rate than power regulation stage |
| 10/17/2001 | EP1146512A2 Information recording apparatus and information recording method |
| 10/17/2001 | EP1146510A1 Optical information medium |
| 10/17/2001 | EP0606499B1 Device and method for disc recording |
| 10/17/2001 | CN1317795A Storage medium and method for processing data in such storage medium |
| 10/17/2001 | CN1073259C Optical device |
| 10/16/2001 | US6304522 Data medium optical recording/reading device |
| 10/16/2001 | US6304481 Method and apparatus for storing data using spin-polarized electrons |
| 10/11/2001 | WO2001075894A2 Quantum magnetic memory |
| 10/11/2001 | US20010028620 Information storage systems utilizing media with optically-differentiated data sites |
| 10/11/2001 | US20010028611 Optical pickup and optical storage device |
| 10/11/2001 | US20010028607 Reproduction power test method for domain-wall displacement type magneto-optical medium and optical information reproduction apparatus |
| 10/10/2001 | EP1143434A2 A magnetooptical recording medium and information recording and reproducing methods using the recording medium |
| 10/10/2001 | EP1143420A1 Magnetic recording medium and magnetic storage apparatus |
| 10/10/2001 | EP1141081A1 Polycarbonates with a low yellowness index |
| 10/10/2001 | EP1141036A1 Vinylcyclohexane-based block copolymers |
| 10/10/2001 | EP0741382B1 Marking generating apparatus, method of forming laser marking on optical disk, reproducing apparatus, optical disk and optical disk producing method |
| 10/10/2001 | CN1072809C Optical tape duplicator and optical tape duplicating method |
| 10/10/2001 | CN1072733C Magneto-optical alloy sputter targets |
| 10/09/2001 | US6301403 Optical microswitch with rotary electrostatic microactuator |
| 10/09/2001 | US6301209 Recording method, recording apparatus, reproducing method and reproducing apparatus |
| 10/09/2001 | US6301207 Information storage device and servo gain compensating method in information storage device |
| 10/09/2001 | US6301200 Magneto-optical data storage disc with highly conductive, smooth reflector layer |
| 10/09/2001 | US6301199 Magneto-optical recording medium and recording/reproducing apparatus therefor in which recorded magnetic domains are transferred from the recording layer to the reproducing layer |
| 10/09/2001 | US6300622 Method and device for charged particle ray information storage |
| 10/04/2001 | WO2001073776A1 Optical lens system comprising two more than half-spherical lenses |
| 10/04/2001 | WO2001073775A1 Optical scanning device |
| 10/04/2001 | WO2001073768A1 Analog recording on phase-change optical disks |
| 10/04/2001 | WO1999050843A9 Optical data storage system with means for reducing noise from spurious reflections |
| 10/04/2001 | US20010026529 Optical information storage medium having lands and grooves both serving as recording tracks |
| 10/04/2001 | US20010026524 Optical system for optical disk drive |
| 10/04/2001 | US20010026422 Disk apparatus having magnetic head lifting device |
| 10/04/2001 | US20010025937 Image recording medium |
| 10/04/2001 | EP1139344A2 Data storage medium having different formats with a common part |
| 10/04/2001 | EP1139341A1 Information reproducing device, information reproducing head having the chip, information reproducing device and information reproducing method |
| 10/04/2001 | EP1139209A1 Storage medium having different storage areas for different processing manners |
| 10/02/2001 | US6298030 Memory control and reproducing and/or recording apparatus for storage and access of memory location |
| 10/02/2001 | US6298027 Low-birefringence optical fiber for use in an optical data storage system |
| 10/02/2001 | US6298026 Magneto-optical head apparatus using evanescent light |
| 10/02/2001 | US6298018 Optical recording and reproducing method optical recording and reproducing device, and optical recording medium |
| 10/02/2001 | US6298015 Magneto-optical reproducing method using a magnified magnetic domain |
| 09/27/2001 | WO2001071712A1 Magnetic head and optomagnetic disk recorder |
| 09/27/2001 | WO2001070847A1 Polyester carbonate and a data carrier therefrom |
| 09/27/2001 | US20010025286 Storage medium and method for processing data of such storage medium |
| 09/27/2001 | US20010024740 Magneto-optical recording medium |
| 09/27/2001 | US20010024416 Optical information detection apparatus |
| 09/27/2001 | US20010024407 Method for adjusting magnetic and optical heads in magneto-optical recording device |
| 09/27/2001 | US20010024342 Magnetic head capable of correctly reproducing signal by domain enlargement and recording/reproducing apparatus employing the same |
| 09/27/2001 | DE19803008C2 Optische Platte und optisches Plattengerät Optical disk and optical disk apparatus |
| 09/26/2001 | EP0753848B1 Optical signal detection circuit |
| 09/25/2001 | US6295271 Optical recording medium having tracks, each track having a plurality of wobble sections/one-side wobble regions |
| 09/25/2001 | US6295267 Digital signal recording apparatus, recording method thereof, remote controlling apparatus for use therewith, remote controlling method thereof, and dubbing system for use therewith |
| 09/25/2001 | US6295260 Optical disk apparatus and computer with the optical disk apparatus built in |
| 09/25/2001 | US6295253 Magnetooptical disk unit capable of recording or reproducing signals having different domain lengths under the same conditions, signal recording method and signal reproducing method |
| 09/25/2001 | US6295178 Cassette and recording/reproducing apparatus and method using the same |
| 09/25/2001 | US6295156 Methods for making integrated micro-optical systems |
| 09/20/2001 | WO2001069598A1 Optical information recording device, optical information reproducing device, optical information recording/reproducing device, and optical information recording medium |
| 09/20/2001 | US20010022705 Glass substrate for recording medium |
| 09/20/2001 | US20010022271 Electron trap formed by magnetron field of sputter source increases ratio of heavy to light metal deposition along surface of substrate, counteracting demixing |
| 09/20/2001 | CA2402765A1 Optical information recording apparatus, optical information reproducing apparatus, optical information recording/reproducing apparatus, and optical information recording medium |
| 09/19/2001 | EP1134737A2 Optical information reproducing and recording apparatus |
| 09/19/2001 | CN1071473C Magnetic head apparatus and method of manufacturing the same |
| 09/18/2001 | US6292452 Optical disk apparatus for using multiple types of disks |
| 09/18/2001 | US6292451 Optical disc and optical disc driving device |
| 09/18/2001 | US6292447 Head for optical disc drive |
| 09/18/2001 | US6291962 Offset control circuit and offset control method |
| 09/13/2001 | WO2001067450A2 High density storage systems |
| 09/13/2001 | WO2001067443A1 Light induction type thin film magnetic head |
| 09/13/2001 | US20010021211 Magnetooptic device, magnetooptic head and magnetic disk drive |
| 09/13/2001 | US20010021208 Semiconductor laser, optical head, optical disk apparatus and semiconductor laser manufacturing method |
| 09/13/2001 | US20010021166 Memory medium |
| 09/13/2001 | US20010021165 Galvano mirror unit |
| 09/13/2001 | US20010021159 Method of and apparatus for recording/reproducing an information signal, recording/reproducing head device, memory medium, and head element |
| 09/13/2001 | US20010021145 Apparatus and method for position control of optical system, and storage and reproduction apparatus |
| 09/13/2001 | US20010021144 Optical disk, method for recording and reproducing write-once information on and from optical disk, optical disk reproducing device, optical disk recording and reproducing device, device for recording write-once information on optical disk, and optical disk recording device |
| 09/13/2001 | US20010021076 Composite magnetic head device, information recording device reproducing device adopting the same and recording medium |
| 09/13/2001 | DE10011075A1 Three dimensional memory for computer, has semitransparent cube made of glass or plastic |
| 09/12/2001 | EP1132906A2 Optical disk apparatus and optical disk |
| 09/12/2001 | EP1131820A1 Method for reading and writing a data storage medium comprising a material with a succession of zones having a first and second physical state respectively |
| 09/12/2001 | CN1312544A Magnetic head and magnetic-head device |
| 09/11/2001 | US6289423 Method and apparatus for providing selective write protect regions in a storage medium |
| 09/11/2001 | US6289059 Information reproducing apparatus and reproducing method |
| 09/11/2001 | US6288995 Non-mechanical recording and retrieval apparatus |
| 09/11/2001 | US6288994 Apparatus for recording and/or reproducing information and/or from optical information record disk |
| 09/11/2001 | US6288992 Optical reproducing device and optical memory medium |
| 09/11/2001 | US6288990 Reproducing apparatus, recording apparatus, and recording medium |
| 09/11/2001 | US6288985 Microactuator for fine tracking in a magneto-optical drive |
| 09/11/2001 | US6288981 Magneto-optical recording device using magneto-resistive head |
| 09/11/2001 | US6288980 Magneto-optical head for information reading |
| 09/11/2001 | US6288875 Gimbal assembly with contoured gimbal arms for improved gimbal resonance |
| 09/07/2001 | WO2001065547A1 Method and device for information recording/reproducing and information recording medium |
| 09/06/2001 | US20010019532 Method of and apparatus for recording/reproducing an information signal, recording/reproducing head device, memory medium, and head element |