| Patents for G11B 3 - Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor (2,921) |
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| 01/04/2000 | US6011772 Machine-readable optical disc with reading-inhibit agent |
| 12/29/1999 | WO1999067085A1 Methods and apparatus for rendering an optically encoded medium unreadable |
| 12/29/1999 | CA2334516A1 Methods and apparatus for rendering an optically encoded medium unreadable |
| 12/28/1999 | US6009393 Code printing apparatus |
| 12/22/1999 | EP0965101A2 Authenticity attribute |
| 12/22/1999 | CN1239227A Real-time tracking device and method for molten iron mixer |
| 12/15/1999 | CN1047456C Disc clamping device |
| 12/09/1999 | WO1999063526A2 Opcode-driven buffer manager for use in data storage devices |
| 11/25/1999 | WO1999060562A2 Recording apparatus provided with a write driver circuit |
| 11/25/1999 | WO1999044193B1 Printed sound profile |
| 11/24/1999 | CN1236476A Embossed sound track |
| 11/18/1999 | WO1999059143A2 Rewritable optical information medium |
| 10/27/1999 | CN1046045C Equipment for maintenance of recording disc |
| 10/14/1999 | WO1999052108A1 Playback device |
| 10/14/1999 | DE19815492A1 Abspielgerät Player |
| 10/06/1999 | CN1230743A CD refreshing agent |
| 09/22/1999 | EP0943140A1 Record carrier and apparatus for scanning the record carrier |
| 09/02/1999 | WO1999044193A1 Printed sound profile |
| 09/02/1999 | DE19808562A1 Gedrucktes Tonprofil Printed sound profile |
| 09/02/1999 | CA2288738A1 Printed sound profile |
| 08/31/1999 | CA2076925C Information processing apparatus and scanning tunnel microscope |
| 08/26/1999 | WO1999030275B1 Authenticity attribute |
| 08/05/1999 | DE19804001A1 Embossed sound track strip |
| 08/04/1999 | EP0933771A2 Recording medium and recording device |
| 08/04/1999 | EP0932903A1 Embossed sound track |
| 08/03/1999 | CA2029093C Injection compression molding method for compact discs or the like |
| 07/27/1999 | US5930398 Method and apparatus for determining a quantizing factor for multi-generation data compression/decompression processes |
| 07/22/1999 | WO1999030275A3 Authenticity attribute |
| 06/30/1999 | EP0925581A1 Machine-readable optical disc with reading-inhibit agent |
| 06/17/1999 | WO1999030275A2 Authenticity attribute |
| 06/17/1999 | DE19754434A1 Consumer article, such as compact disc case, with sound profile |
| 06/17/1999 | CA2280526A1 Authenticity attribute |
| 06/10/1999 | DE19848222A1 Mechanical sound reproduction device |
| 05/27/1999 | WO1999012157A3 Record carrier and apparatus for scanning the record carrier |
| 05/27/1999 | WO1999011678A3 Injection moulding articles made of metallocene and polypropylene |
| 05/12/1999 | DE19754860C1 Security relief for objects such as credit cards |
| 05/06/1999 | WO1999009556B1 Embossed sound track |
| 03/11/1999 | WO1999012157A2 Record carrier and apparatus for scanning the record carrier |
| 03/11/1999 | WO1999011678A2 Injection moulding articles made of metallocene and polypropylene |
| 03/04/1999 | DE19738051A1 Spritzgieß-Artikel aus Metallocen-Polypropylen Injection molding products from metallocene polypropylene |
| 02/25/1999 | WO1999009556A1 Embossed sound track |
| 02/25/1999 | DE19735740A1 Mechanical tone reproduction device incorporated in printed medium |
| 02/25/1999 | CA2269068A1 Embossed sound track |
| 01/12/1999 | US5859829 Disc apparatus for accepting a disc having at least one portion for preventing misinsertion |
| 01/05/1999 | US5856967 Atomic force microscopy data storage system with tracking servo from lateral force-sensing cantilever |
| 12/30/1998 | CN1203511A Circuit substrate, circuit-formed suspension substrate, and production method thereof |
| 12/23/1998 | WO1998057799A1 Preparation of a recording carrier |
| 12/23/1998 | CA2294370A1 Preparation of a recording carrier |
| 12/01/1998 | US5845195 Digital radio frequency communications device for insertion into floppy diskette drive |
| 11/26/1998 | DE19721798A1 Book with speaking bookmark |
| 11/26/1998 | DE19721171A1 Puzzle part with acoustic carrier |
| 11/19/1998 | DE19720407A1 Device for reproducing audio information |
| 11/12/1998 | DE19819860A1 Sound profiles generating method |
| 11/11/1998 | EP0876901A1 Device for manufacturing information carriers by injection moulding |
| 11/03/1998 | US5831967 Cartridge for preventing misinsertion |
| 10/13/1998 | US5820793 Process for producing optical disk |
| 09/08/1998 | US5802701 Method of making an integrated suspension, actuator arm and coil assembly |
| 07/14/1998 | US5781525 Record optimizer system and method of utilization |
| 07/14/1998 | US5780068 Injection mold assembly |
| 04/14/1998 | US5740146 Method and apparatus for reducing noise using a plurality of recording copies |
| 03/25/1998 | CN1177272A Cirucit substrate, circuit-formed suspension substrate, and prodn. method thereof |
| 03/19/1998 | WO1998011539A1 Machine-readable optical disc with reading-inhibit agent |
| 11/27/1997 | WO1997044780A1 Shape memory alloy recording medium, storage devices based thereon, and method for using these storage devices |
| 11/25/1997 | US5690974 Metal mold for molding runnerless product |
| 08/06/1997 | CN1156304A Video optimized media streamer data flow architecture |
| 08/05/1997 | US5655048 Image reproducing apparatus capable of eliminating vertical wobbles |
| 03/18/1997 | US5612940 Disc cartridge for receiving a disk and mechanism for preventing an incorrect insertion of a cartridge |
| 02/25/1997 | US5606547 Optical disc cartridge and mechanism for preventing an incorrect insertion of a cartridge |
| 02/11/1997 | US5602817 Apparatus and method for enhancing playback fidelity of compact disks |
| 12/17/1996 | US5585654 Field effect transistor having saturated drain current characteristic |
| 12/04/1996 | CN2241912Y Toy speaking machine |
| 11/26/1996 | US5579113 For manufacturing optical storage media |
| 11/20/1996 | EP0742943A1 Postal article |
| 10/23/1996 | EP0738574A1 Molded article and process for producing the same |
| 10/16/1996 | CN1133531A Device and method for digital data recording/rendition |
| 07/23/1996 | US5539596 Integrated suspension, actuator arm and coil assembly with common structural support layer |
| 06/19/1996 | EP0717403A1 Heterocyclylazoaniline dyes, heterocyclylazoaniline dye metal complexes and their use in optical elements |
| 06/12/1996 | EP0715939A2 Disk injection molding device having dog-clutch opening guide means |
| 06/05/1996 | EP0714746A2 Disc injection mold apparatus having mold opening guide means |
| 05/15/1996 | EP0712127A2 Apparatus and method for recording and reproducing digital data |
| 05/14/1996 | US5516469 Process for producing substrate sheet for information recording mediums |
| 01/24/1996 | CN1115455A Disc clamping device |
| 12/20/1995 | EP0688005A1 Record player for learning purposes |
| 10/31/1995 | US5463613 Motor drive unit for a record player |
| 07/05/1995 | EP0661723A2 Method for manufacturing a thin-film EAS marker |
| 07/01/1995 | CA2137321A1 Method for manufacturing a thin-film eas marker |
| 06/20/1995 | US5426632 Recordable of analogue color video signal |
| 06/08/1995 | WO1995015561A1 Postal article |
| 05/23/1995 | US5417899 Injection compression molding method for compact discs or the like |
| 05/18/1995 | DE4432232A1 Record player with drive preventing transfer of mounting resonances and wear |
| 04/11/1995 | US5405702 Electronic article surveillance; orienting axes of magnetization |
| 04/05/1995 | CN1101151A Sound-reducing device for sounding read-material |
| 03/15/1995 | CN2192066Y Portable miniature electric gramophone |
| 03/14/1995 | US5398230 Apparatus for simultaneously moving the pickup and turntable of a disk player |
| 02/23/1995 | DE4325083A1 Shrill-sounding alarm device |
| 02/14/1995 | US5388982 Injection molding die mounted on an injection molding machine for molding optical disc base boards |
| 02/08/1995 | CN1098537A Equipment for protection of disc |
| 01/18/1995 | EP0634710A1 Improvements relating to holograms and diffraction gratings |
| 01/18/1995 | EP0634709A1 Improvements relating to holograms and diffraction gratings |
| 10/25/1994 | CA1332758C Apparatus using disc-shaped record bearing medium |