TREA

Gramophone pick-ups using a stylus Recorders using a stylus

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  • CPC
  • H04R11/08
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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R11/00Transducers of moving-armature or moving-core type

Current Industry

H04R11/08Gramophone pick-ups using a stylus Recorders using a stylus
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Moving-coil type stereo pickup cartridge
    • Patent number 9,497,548
    • Issue date Nov 15, 2016
    • Kabushiki Kaisha Audio-Technica
    • Mitsuo Miyata
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Increased compliance flat reed transducer
    • Patent number 9,326,074
    • Issue date Apr 26, 2016
    • Knowles Electronics, LLC
    • Mekell Jiles
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Poly-coil matrix
    • Patent number 8,319,088
    • Issue date Nov 27, 2012
    • Nessy Harari
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Circuit connection for coils wound on yoke of an electromagnetic pi...
    • Patent number 4,644,518
    • Issue date Feb 17, 1987
    • Namiki Precision Jewel Co., Ltd.
    • Hisayoshi Nakatsuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Stylus suspension
    • Patent number 4,067,582
    • Issue date Jan 10, 1978
    • Sonic Research, Inc.
    • Peter E. Pritchard
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Stereo phonograph pick-up cartridge
    • Patent number 4,009,885
    • Issue date Mar 1, 1977
    • Sonic Research Inc.
    • Peter E. Pritchard
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Phonograph pickup cartridge
    • Patent number 3,954,273
    • Issue date May 4, 1976
    • Empire Scientific Corporation
    • Harry B. Shaper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3924076
    • Patent number 3,924,076
    • Issue date Dec 2, 1975
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3908096
    • Patent number 3,908,096
    • Issue date Sep 23, 1975
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3430005
    • Patent number 3,430,005
    • Issue date Feb 25, 1969
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3055988
    • Patent number 3,055,988
    • Issue date Sep 25, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3047676
    • Patent number 3,047,676
    • Issue date Jul 31, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3043920
    • Patent number 3,043,920
    • Issue date Jul 10, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3014993
    • Patent number 3,014,993
    • Issue date Dec 26, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2984711
    • Patent number 2,984,711
    • Issue date May 16, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2917590
    • Patent number 2,917,590
    • Issue date Dec 15, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2829210
    • Patent number 2,829,210
    • Issue date Apr 1, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2820853
    • Patent number 2,820,853
    • Issue date Jan 21, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2806905
    • Patent number 2,806,905
    • Issue date Sep 17, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2803713
    • Patent number 2,803,713
    • Issue date Aug 20, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2749393
    • Patent number 2,749,393
    • Issue date Jun 5, 1956
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2748199
    • Patent number 2,748,199
    • Issue date May 29, 1956
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2658763
    • Patent number 2,658,763
    • Issue date Nov 10, 1953
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2622156
    • Patent number 2,622,156
    • Issue date Dec 16, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2600546
    • Patent number 2,600,546
    • Issue date Jun 17, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2588327
    • Patent number 2,588,327
    • Issue date Mar 4, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2585040
    • Patent number 2,585,040
    • Issue date Feb 12, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2560358
    • Patent number 2,560,358
    • Issue date Jul 10, 1951
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2554696
    • Patent number 2,554,696
    • Issue date May 29, 1951
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2553715
    • Patent number 2,553,715
    • Issue date May 22, 1951
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE