Drum carriers

Patents Grantslast 30 patents

  • Information Patent Grant

    Nano-imprinting method, magnetic printing method and recording medium

    • Patent number 6,748,865
    • Issue date Jun 15, 2004
    • Kabushiki Kaisha Toshiba
    • Masatoshi Sakurai
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Methods for recording and reproducing information

    • Patent number 5,963,513
    • Issue date Oct 5, 1999
    • Jerome H. Lemelson
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic reproduction apparatus and method

    • Patent number 5,208,706
    • Issue date May 4, 1993
    • Jerome H. Lemelson
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Rotating drum having a center of gravity in registry with an axis o...

    • Patent number 5,159,505
    • Issue date Oct 27, 1992
    • Hitachi, Ltd.
    • Yasuaki Horiuchi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Recording medium for recording and/or reproducing apparatus

    • Patent number 4,694,365
    • Issue date Sep 15, 1987
    • Victor Company of Japan
    • Hisao Kinjo
    • 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

    Recording medium for recording and/or reproducing apparatus

    • Patent number 4,604,667
    • Issue date Aug 5, 1986
    • Victor Company of Japan, Ltd.
    • Hisao Kinjo
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Recording and/or reproducing apparatus

    • Patent number 4,567,535
    • Issue date Jan 28, 1986
    • Victor Company of Japan, Ltd.
    • Hisao Kinjo
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3747080

    • Patent number 3,747,080
    • Issue date Jul 17, 1973
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3715793

    • Patent number 3,715,793
    • Issue date Feb 13, 1973
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3697968

    • Patent number 3,697,968
    • Issue date Oct 10, 1972
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    3624624

    • Patent number 3,624,624
    • Issue date Nov 30, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3623120

    • Patent number 3,623,120
    • Issue date Nov 23, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3618120

    • Patent number 3,618,120
    • Issue date Nov 2, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3524176

    • Patent number 3,524,176
    • Issue date Aug 11, 1970
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3503057

    • Patent number 3,503,057
    • Issue date Mar 24, 1970
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3478339

    • Patent number 3,478,339
    • Issue date Nov 11, 1969
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3390385

    • Patent number 3,390,385
    • Issue date Jun 25, 1968
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3267484

    • Patent number 3,267,484
    • Issue date Aug 16, 1966
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3259889

    • Patent number 3,259,889
    • Issue date Jul 5, 1966
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3237175

    • Patent number 3,237,175
    • Issue date Feb 22, 1966
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3174152

    • Patent number 3,174,152
    • Issue date Mar 16, 1965
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3158848

    • Patent number 3,158,848
    • Issue date Nov 24, 1964
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3145386

    • Patent number 3,145,386
    • Issue date Aug 18, 1964
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3138848

    • Patent number 3,138,848
    • Issue date Jun 30, 1964
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3138790

    • Patent number 3,138,790
    • Issue date Jun 23, 1964
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3071757

    • Patent number 3,071,757
    • Issue date Jan 1, 1963
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3068455

    • Patent number 3,068,455
    • Issue date Dec 11, 1962
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3060431

    • Patent number 3,060,431
    • Issue date Oct 23, 1962
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3040386

    • Patent number 3,040,386
    • Issue date Jun 26, 1962
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents