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)
03/1999
03/02/1999US5875505 Apparatus for cleaning and drying hard disk substrates
03/01/1999CA2245431A1 Method and apparatus for detecting spectrum spread signals
02/1999
02/28/1999CA2245400A1 Method and apparatus for superimposing and detecting an additional information signal
02/25/1999WO1999009548A1 Disk and drive system and methods with carbon overcoat for load/unload applications
02/25/1999WO1998053455A3 System and method for cleaning head assemblies and data storage disks
02/24/1999EP0898272A2 Optical recording medium and recording and reproducing method using the same
02/24/1999EP0898255A2 A tag for theft prevention
02/24/1999CN2308945Y VCD box
02/24/1999CN2308944Y CD storage box
02/24/1999CN2308943Y Open/close device of disk storage box
02/24/1999CN2308942Y Slide block type anti-erasing cassette
02/24/1999CN1208929A Housing for holding disc-shaped information carrier
02/24/1999CN1208915A Apparatus for recording and/or reproducing data onto and/or from optical disk and method thereof
02/24/1999CN1208914A Recording medium and disc cartridge
02/23/1999US5875170 Optical data carriers and reading devices therefor
02/23/1999US5875156 Playback system for an optical disc representing a character or a graphic pattern formed by specified pit patterns
02/23/1999US5873947 Ultra-low particle disk cleaner
02/23/1999US5873692 CD picker
02/23/1999US5873543 Winding hub for information carriers in tape form
02/23/1999US5873538 Magnetic tape cassette
02/23/1999US5873537 Cassette for magnetic tape with a reel locking assembly having a resilient coil lock-engagement member
02/18/1999WO1999008278A1 Disc cartridge
02/18/1999WO1999008277A1 Disc cartridge
02/18/1999WO1999008276A2 Disc case
02/18/1999WO1999008270A1 Receiver and magazine assembly for storage library system
02/18/1999WO1999007622A1 Security container
02/18/1999CA2267862A1 Security container
02/17/1999CN2308146Y Video tape case
02/17/1999CN1042177C Tape cartridge with increased tape capacity
02/16/1999US5872692 Recording/reproducing apparatus, magnetic head and tape cartridge
02/16/1999US5872675 Tape cartridge with integrated mirror tracking mechanism
02/16/1999US5872671 Disk drive apparatus and read error recovery procedure therein
02/16/1999US5872667 Mechanical operations and volume format identifying system zones for tape media
02/16/1999US5871810 Plating on nonmetallic disks
02/16/1999US5871655 Integrated conductor magnetic recording head and suspension having cross-over integrated circuits for noise reduction
02/16/1999US5871166 Tape cassette and drive motor with rotor rotatably supported by cassette reel
02/16/1999US5870924 Tape bearing surface with reduced tape contact and method of making same
02/16/1999US5870792 Apparatus for cleaning wafers and discs
02/11/1999WO1999006333A1 Method of producing glass substrate for information recording medium
02/11/1999WO1999006154A1 Memory disc substrate with defect free surface
02/11/1999WO1998047139A3 Method and device for aligning a data carrier disk provided with an overprint, and corresponding data carrier disks
02/11/1999CA2267094A1 Method of producing glass substrate for information recording medium
02/10/1999EP0896334A2 Dubbing apparatus
02/10/1999EP0896332A1 A method for personalizing a data storage medium
02/10/1999EP0896331A1 Information recording method, information recorder/reproducer and information recording medium
02/10/1999EP0896329A1 Protective coatings for optical disc information recording media, and methods and apparatus for applying same
02/10/1999EP0895637A1 Cd with built in chip
02/10/1999EP0795176B1 Data cartridge with composite drive belt
02/10/1999EP0645042B1 Disk-shaped optical storage medium and process for producing the same
02/10/1999EP0641479B1 Combination system for holding boxed compact disks
02/10/1999CN2307337Y Optical disc storage holder
02/10/1999CN2307336Y Laser disc packing box lid
02/10/1999CN1207823A Magnetic disk cartridge and magnetic disk driving system
02/09/1999US5870376 Disk clamping device for clamping a disk having a center hole
02/09/1999US5870364 Digital optical disc with writeable regions and optical disc player for reading the writeable regions
02/09/1999US5870359 Disc holder for a disc reproducing device
02/09/1999US5870264 Method and arrangement for significantly increasing the lifetime of magnetic disk storage devices
02/09/1999US5870263 Magnetic disk cartridge
02/09/1999US5869163 Optically readable thin film digital data storage medium and playback adaptor
02/09/1999US5868866 Performing a liquid jet cleaning of a surface in a plurality of cleaning steps
02/09/1999US5868338 Single reel cartridge with improved housing assembly
02/09/1999US5868337 Large tape cassette usable in a recording/reproducing apparatus capable of using both a large tape cassette and a miniature tape cassette
02/09/1999US5868336 Nonabrasive wear resistant guides made of a composite blends comprising polyethylene, polypropylene, carbon black and inorganic fillers
02/09/1999US5868150 Ultra-low particle semiconductor cleaner
02/04/1999WO1999005680A1 Container casing for disc-shaped recording medium
02/04/1999WO1999005672A1 Disk drive system, process and components thereof for improved disk stiffness
02/04/1999WO1999005049A1 Package for compact discs
02/04/1999DE19833577A1 Cleaning cartridge for mini-disc player
02/03/1999EP0895242A1 A method for personalizing a data storage medium
02/03/1999EP0895241A2 Disc cartridge
02/03/1999EP0895240A1 Recording medium and disc cartridge
02/03/1999EP0895236A2 Structure for preventing misinsertion of disc cartridges
02/03/1999EP0765519B1 Direct file access system and reduced rewind data configuration for magnetic tape
02/03/1999CN2306550Y CD storage box
02/03/1999CN2306549Y Simple taking-out device for CD
02/02/1999US5867627 Recording and/or reproducing apparatus
02/02/1999US5867477 Optical disk with snap-fit magnetized hub
02/02/1999US5867476 Cartridge adaptor and a cartridge to be accommodated in the cartridge adaptor
02/02/1999US5867467 Package relay terminal assembly
02/02/1999US5867352 Magnetic tape apparatus having a magnetic head with at least one cleaning groove thereon
02/02/1999US5867346 Disk driving spindle motor
02/02/1999US5867335 Autochanger
02/02/1999US5867333 Data recording and reproducing apparatus and phase locked loop circuit for use therein including D/A converters acting as charge pumps and a reference voltage source
02/02/1999US5865320 Rack
02/02/1999CA2149822C Adapter for playback of signals from an audio device
02/02/1999CA2120791C Optical information medium and method for fabricating same
01/1999
01/31/1999CA2243786A1 Recording medium and disc cartridge
01/28/1999WO1999004395A1 Creation of graphic images on a data disc
01/28/1999DE19832038A1 Cleaner and dryer for semiconductor wafers and LED substrates
01/28/1999DE19731379A1 Chip card reader module
01/27/1999EP0893798A2 Disc cartridge
01/27/1999EP0795172B1 Direct access storage device with magneto-resistive transducing head apparatus
01/27/1999CN2305741Y Telescopic type unit structure for video-audio products storage shelf
01/27/1999CN1206180A Optical disk unit and disk cartridge
01/27/1999CN1206176A Lapping tape
01/26/1999US5864534 Optical data storage disc having low-profile hub
01/26/1999US5864532 Disk holder with disk protective material
01/26/1999US5864528 Security system for audio equipment
01/26/1999US5864527 Recording and reproducing apparatus for data storage and/or audio
01/26/1999US5862922 Video cassette storage and display rack