across drum tracks

Patents Grantslast 30 patents

  • Information Patent Grant

    Actuator assembly having dual sensors for detecting the vibration o...

    • Patent number 10,937,454
    • Issue date Mar 2, 2021
    • Kabushiki Kaisha Toshiba
    • Norio Yoshikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Actuator block having dual sensors for detecting the vibration on m...

    • Patent number 10,885,936
    • Issue date Jan 5, 2021
    • Kabushiki Kaisha Toshiba
    • Norio Yoshikawa
    • G11 - INFORMATION STORAGE
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    Actuator assembly having dual sensors for detecting the vibration o...

    • Patent number 10,614,845
    • Issue date Apr 7, 2020
    • Kabushiki Kaisha Toshiba
    • Norio Yoshikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    Actuator block having dual sensors for detecting vibration on magne...

    • Patent number 10,566,017
    • Issue date Feb 18, 2020
    • Kabushiki Kaisha Toshiba
    • Norio Yoshikawa
    • G11 - INFORMATION STORAGE
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    Determining a reel motor angle using an estimated interval to degre...

    • Patent number 7,684,141
    • Issue date Mar 23, 2010
    • International Business Machines Corporation
    • Jacob Lee Dahle
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic drum cassette with magnetic drum having voice information...

    • Patent number 4,609,956
    • Issue date Sep 2, 1986
    • Fuji Electrochemical Co., Ltd.
    • Michihiro Torii
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Streaming cartridge tape drive

    • Patent number 4,414,593
    • Issue date Nov 8, 1983
    • Archive Corporation
    • William R. Miller
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic drum/head system for selectively generating recorded voice...

    • Patent number 4,376,961
    • Issue date Mar 15, 1983
    • Fuji Electrochemical Co., Ltd.
    • Michihiro Torii
    • G11 - INFORMATION STORAGE
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    Dampened transducer support apparatus for message announcing system

    • Patent number 4,005,491
    • Issue date Jan 25, 1977
    • The Audichron Company
    • Walter P. Walker
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    3813678

    • Patent number 3,813,678
    • Issue date May 28, 1974
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    3770903

    • Patent number 3,770,903
    • Issue date Nov 6, 1973
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    3768082

    • Patent number 3,768,082
    • Issue date Oct 23, 1973
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    3747080

    • Patent number 3,747,080
    • Issue date Jul 17, 1973
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    3665433

    • Patent number 3,665,433
    • Issue date May 23, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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    3613059

    • Patent number 3,613,059
    • Issue date Oct 12, 1971
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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    3535465

    • Patent number 3,535,465
    • Issue date Oct 20, 1970
    • G11 - INFORMATION STORAGE
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    3524196

    • Patent number 3,524,196
    • Issue date Aug 11, 1970
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    3482060

    • Patent number 3,482,060
    • Issue date Dec 2, 1969
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    3449604

    • Patent number 3,449,604
    • Issue date Jun 10, 1969
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    3373417

    • Patent number 3,373,417
    • Issue date Mar 12, 1968
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    3350699

    • Patent number 3,350,699
    • Issue date Oct 31, 1967
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    3329944

    • Patent number 3,329,944
    • Issue date Jul 4, 1967
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    3325798

    • Patent number 3,325,798
    • Issue date Jun 13, 1967
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    3309683

    • Patent number 3,309,683
    • Issue date Mar 14, 1967
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    3275981

    • Patent number 3,275,981
    • Issue date Sep 27, 1966
    • E21 - EARTH DRILLING MINING
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    3260913

    • Patent number 3,260,913
    • Issue date Jul 12, 1966
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    3225337

    • Patent number 3,225,337
    • Issue date Dec 21, 1965
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    3200384

    • Patent number 3,200,384
    • Issue date Aug 10, 1965
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    3199092

    • Patent number 3,199,092
    • Issue date Aug 3, 1965
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    3197750

    • Patent number 3,197,750
    • Issue date Jul 27, 1965
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Patents Applicationslast 30 patents