Patents
Patents for G11B 23 - Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus (25,121)
05/1994
05/24/1994US5313881 Compact disc marking apparatus
05/18/1994EP0597726A2 Recording and reproducing apparatus and method of dubbing for record medium cassette
05/18/1994EP0597541A2 Magnetic head and method of manufacturing the magnetic head
05/18/1994EP0597187A2 Low profile disk assembly and attachment means for a hard disk drive
05/18/1994EP0597186A2 Hard disk drive memory cassette
05/18/1994CN2165509Y Slip partition magnetic disc storing box
05/18/1994CN1024604C Improvements in magnetic tape cassettes
05/17/1994US5313445 Reproducing apparatus with suspension supporting a floating-type head with a bevelled slider
05/17/1994US5313342 Analog/digital compatible reproducing system
05/17/1994US5311993 Multi-media tray having uni-directional partition members
05/17/1994CA2103194A1 Video head cleaner
05/14/1994CA2099040A1 Hard disk drive memory cassette
05/11/1994EP0596282A2 Method of securing a video recorder against authorized use and device for performing the method
05/11/1994EP0287664B1 Cassette for magnetic tapes
05/11/1994CN2164588Y Rocording tape case
05/11/1994CN1024484C Limited use video cassette and integral mailer
05/10/1994US5311494 Optical disk apparatus and optical head
05/10/1994US5311389 Hydroentangled fabric diskette liner
05/10/1994US5311388 Composite tape cassette
05/10/1994US5311383 Disk driving motor and chucking mechanism for disk drive apparatus
05/10/1994US5311371 Magnetic tape data recovery method
05/10/1994US5310996 Method and apparatus for determining recording time available on a videotape cassette
05/10/1994US5309624 Method of making a disc recording and/or reproducing apparatus
05/10/1994CA2010836C Wet rigid disk drive assembly with a conical spindle bearing
05/10/1994CA2010812C Disk cartridge
05/04/1994EP0595401A2 Magnetic-tape cassette comprising a pressure-member support, and pressure-member support for such a cassette
05/04/1994EP0594923A1 Cassette tape loading process providing for recovery of cassettes previously loaded with waste tape, and loading machine for putting the process into practice
05/04/1994EP0594683A1 Removable cartridge disk drive with an interlocking mechanism for a disk drive
05/04/1994EP0594665A1 System for programming the playback of recorded items stored on a recording substrate.
05/04/1994EP0540632B1 Device for determining the contents of sound or image recordings, in particular compact discs
05/03/1994US5309421 Recording and/or reproducing apparatus for optical disk
05/03/1994US5309307 Timer controlled device for cleaning a moving head and/or a drum of a playback and/or recording unit
05/03/1994US5309302 System comprising a player and/or recorder apparatus and a tape cassette, and the apparatus and a cassette suitable for use in such a system
05/03/1994US5308708 Cartridge shutter and material for its production
05/03/1994US5308235 Roll stamper and apparatus for forming a substrate for information recording medium
05/03/1994US5308015 Dust door arrangement for video cassettes
05/03/1994US5308014 Tape cassette with front and inner tape covering lids
05/03/1994US5307535 Cleaning apparatus for optical and magneto-optical disks
04/1994
04/28/1994WO1994009494A1 Welded video cassette
04/28/1994WO1994009449A1 All purpose intermediate cartridge
04/28/1994DE4335082A1 Information recording appts. for CD, laser disc etc. - directs electron beam onto disc which is rotated by electric motor, and has magnetic field screening device.
04/28/1994DE4235674A1 Chamber for transporting components under vacuum - with a second transport mechanism with elements movable axially and radially relative to the rotary first transport mechanism.
04/28/1994CA2125394A1 Welded video cassette
04/27/1994EP0594450A2 Cassettes and a mechanism and method for securing the recorded contents of their recording medium
04/27/1994EP0594438A1 Data recorder having self-diagnostic function using magnetic tape
04/27/1994EP0594407A2 Recording signal control apparatus capable of optimizing recording conditions for magnetic recording medium
04/27/1994EP0594389A1 Micro floppy disc
04/27/1994EP0594132A2 Recording apparatus for an optical recording medium
04/27/1994EP0593820A1 Hinged or rotating connection
04/27/1994CN2163429Y Split music picture tape cassette and its recorder
04/27/1994CN2163428Y Magnetic disk protecting casing
04/27/1994CN1086037A Cassette for accommodating a recording medium
04/26/1994US5307334 Optical head cleaning cartridge
04/26/1994US5307326 Cassette adapter for signal playback apparatus
04/26/1994US5307229 Magnetic disk cartridge and method of manufacturing same
04/26/1994US5307228 Magnetic field damage indicator
04/26/1994US5306115 Reciprocating member for dispensing flat articles
04/26/1994US5306081 Vehicle-mounted storage apparatus equipped with a safety device
04/26/1994US5305964 Cassette tape loading device having pivotable adhesive tape applicator and method of use
04/26/1994US5305873 Package for recording media
04/20/1994EP0593318A2 Optical disk cartridge and an optical disk drive using the same
04/20/1994EP0593305A2 Information carrier and recording and/or reproducing and/or initializing apparatus
04/20/1994EP0593076A1 Method for improving the archival properties of processed photographic film in a storage assembly for achieving the same
04/20/1994EP0592887A2 Magnetic tape cassette storage case
04/20/1994EP0592886A2 Magnetic disk cartridge
04/20/1994EP0592872A2 Magnetic disk cartridge
04/20/1994EP0592861A2 Endless master video tape container for use with video tape duplicator
04/20/1994EP0592468A1 Element for insertion in data-processing equipment.
04/20/1994EP0592394A1 A recording and play-back system, primarily a video system, using tape cassettes
04/20/1994CN2162698Y Structure improved laser gramophone record box
04/20/1994CN1085680A Record replaying apparatus
04/20/1994CN1024304C System for recording/reproducing signals on/from a magnetic tape in a cassette
04/19/1994US5305172 Synthetic resin disc cartridge shutter having non-engaging raised gate mark
04/19/1994US5305171 Tape cassette speed-release clutch
04/19/1994US5304254 Method of removing dust from a web involving non-contact scraping and blowing
04/19/1994US5303993 Container for a magnetic tape cassette
04/19/1994US5303939 Apparatus for and method of picking up flexible disk center hub
04/19/1994US5303876 Magnetic tape cassette
04/19/1994US5303875 Leader block for magnetic tape cartridge
04/19/1994US5303823 Reusable, two-piece storage container
04/19/1994CA1328649C Cassette case for magnetic tape and the like featuring improved tape tension control arrangement
04/14/1994WO1994008339A1 Disc cartridge container, and disc recorder and/or reproducer using this container
04/14/1994WO1994008334A1 Magnetic recording head for in-contact and near-contact recording systems
04/14/1994DE4234418A1 Adjustment device for assembly of chip card onto cassette body - has element with registration features to align chip
04/14/1994CA2086200A1 Container for data-storage devices
04/13/1994EP0592042A2 System comprising a magnetic-tape cassette and a magnetic-tape apparatus, and magnetic-tape cassette, tape-cleaning means and tape cleaning element for use in the system
04/13/1994EP0592023A1 CD album
04/13/1994EP0591611A2 Tape cassette with tape cleaners
04/13/1994EP0591448A1 Removable cartridge disk drive with cartridge interlocking and spindle motor telescoping mechanisms
04/13/1994EP0591295A1 Component with interchangeable processor/storage board insertable in the diskette station of an edp installation.
04/13/1994CN2161971Y Radium ray gramophone record box with improving opening/closing device
04/13/1994CN1085339A Method for image display for cassette audio tape recorder
04/13/1994CN1024228C Through reel video tape core and its adaptive cassette
04/12/1994US5303220 Compressed air optical drive cleaning cartridge
04/12/1994US5302078 Audiocassette automatic unloading machine
04/06/1994EP0591041A2 Self-adhesive informative label for a recording medium -accomodating cassettes and labelling method using the same
04/06/1994EP0590569A1 Mold for molding plastic shutter and method for molding plastic shutter
04/06/1994EP0590300A2 Reel holder for use in tape winding apparatus
04/06/1994CN1085002A Disc cartridge
04/05/1994US5301183 Information recording discs