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the reels or cores being coaxial

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  • CPC
  • G11B23/093
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GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B23/00Record carriers not specific to the method of recording or reproducing Accessories

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G11B23/093the reels or cores being coaxial
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Patents Grantslast 30 patents

  • Information Patent Grant

    Increased capacity VCR tape cassette
    • Patent number 6,801,395
    • Issue date Oct 5, 2004
    • Evity (PTY) Limited
    • Evert Bastiaan Le Roux
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Coaxial reel drive mechanism
    • Patent number 5,860,614
    • Issue date Jan 19, 1999
    • Deutsche Thomson Brandt GmbH
    • Klaus Oldermann
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape reel lock mechanism for coaxial reel tape cartridge
    • Patent number 5,657,937
    • Issue date Aug 19, 1997
    • Storage Technology Corporation
    • Christian Allen Todd
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical tape cassette
    • Patent number 5,628,468
    • Issue date May 13, 1997
    • Samsung Electronics Company, Ltd.
    • Seung-tae Jung
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Coaxial reel tape cartridge with reduced tape forces
    • Patent number 5,618,005
    • Issue date Apr 8, 1997
    • Storage Technology Corporation
    • Christian A. Todd
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape scanning apparatus
    • Patent number 4,939,715
    • Issue date Jul 3, 1990
    • Minnesota Mining and Manufacturing Company
    • Peter J. Vogelgesang
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape cassette
    • Patent number 4,254,922
    • Issue date Mar 10, 1981
    • Robert Bosch GmbH
    • Theo Wolf
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Device for extracting and positioning video tape from a cassette to...
    • Patent number 4,191,979
    • Issue date Mar 4, 1980
    • Herbert Poehler
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Edge guide for cooperation with a coaxial reel cassette
    • Patent number 4,131,925
    • Issue date Dec 26, 1978
    • Eastman Kodak Company
    • Ronald R. Firth
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Cartridge for tape-, ribbon-, or filament-like information storage...
    • Patent number 4,114,832
    • Issue date Sep 19, 1978
    • Wolfgang G. Tauscher
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Concentric reel drive for a tape cassette
    • Patent number 4,114,831
    • Issue date Sep 19, 1978
    • Eastman Kodak Company
    • Robert B. Johnson
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Portable video tape recorder
    • Patent number 4,008,489
    • Issue date Feb 15, 1977
    • Bell & Howell Company
    • Richard C. Gilsdorf
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape feed and rewind cartridge
    • Patent number 3,974,983
    • Issue date Aug 17, 1976
    • Burroughs Corporation
    • Louis R. Brown
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Interbiased double tape spool assembly
    • Patent number 3,968,941
    • Issue date Jul 13, 1976
    • Telephonax, Inc.
    • Kenneth A. Catto
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape cassette
    • Patent number 3,955,778
    • Issue date May 11, 1976
    • Shui Ting Lu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Helical scan type tape cassette having tape threading means
    • Patent number 3,947,892
    • Issue date Mar 30, 1976
    • Matsushita Electric Industrial Company, Ltd.
    • Teruo Saito
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3921934
    • Patent number 3,921,934
    • Issue date Nov 25, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3888431
    • Patent number 3,888,431
    • Issue date Jun 10, 1975
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3761097
    • Patent number 3,761,097
    • Issue date Sep 25, 1973
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3716205
    • Patent number 3,716,205
    • Issue date Feb 13, 1973
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3690590
    • Patent number 3,690,590
    • Issue date Sep 12, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3678213
    • Patent number 3,678,213
    • Issue date Jul 18, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3672603
    • Patent number 3,672,603
    • Issue date Jun 27, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3662937
    • Patent number 3,662,937
    • Issue date May 16, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3643038
    • Patent number 3,643,038
    • Issue date Feb 15, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3570780
    • Patent number 3,570,780
    • Issue date Mar 16, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3552685
    • Patent number 3,552,685
    • Issue date Jan 5, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3539130
    • Patent number 3,539,130
    • Issue date Nov 10, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3504135
    • Patent number 3,504,135
    • Issue date Mar 31, 1970
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3464765
    • Patent number 3,464,765
    • Issue date Sep 2, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents