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Ultrasonic sirens

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  • CPC
  • G10K7/005
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GPHYSICS G10Musical instruments G10KSOUND-PRODUCING DEVICES ACOUSTICS NOT OTHERWISE PROVIDED FOR G10K7/00Sirens

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G10K7/005Ultrasonic sirens
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow controlled sound generation apparatus
    • Patent number 11,893,974
    • Issue date Feb 6, 2024
    • Deftio LLC
    • Manjirnath Chatterjee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Flow controlled sound generation apparatus
    • Patent number 11,282,488
    • Issue date Mar 22, 2022
    • Deftio LLC
    • Manjirnath Chatterjee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Flow controlled sound generation apparatus
    • Patent number 10,679,597
    • Issue date Jun 9, 2020
    • Deftio LLC
    • Manjirnath Chatterjee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Flow controlled sound generation apparatus
    • Patent number 9,818,391
    • Issue date Nov 14, 2017
    • Deftio LLC
    • Manjirnath Chatterjee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Subliminal acoustic manipulation of nervous systems
    • Patent number 6,017,302
    • Issue date Jan 25, 2000
    • Hendricus G. Loos
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3522791
    • Patent number 3,522,791
    • Issue date Aug 4, 1970
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3416628
    • Patent number 3,416,628
    • Issue date Dec 17, 1968
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3385392
    • Patent number 3,385,392
    • Issue date May 28, 1968
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3348376
    • Patent number 3,348,376
    • Issue date Oct 24, 1967
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    3096080
    • Patent number 3,096,080
    • Issue date Jul 2, 1963
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3089458
    • Patent number 3,089,458
    • Issue date May 14, 1963
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2783733
    • Patent number 2,783,733
    • Issue date Mar 5, 1957
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2730067
    • Patent number 2,730,067
    • Issue date Jan 10, 1956
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2715383
    • Patent number 2,715,383
    • Issue date Aug 16, 1955
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2715384
    • Patent number 2,715,384
    • Issue date Aug 16, 1955
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2657021
    • Patent number 2,657,021
    • Issue date Oct 27, 1953
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2570081
    • Patent number 2,570,081
    • Issue date Oct 2, 1951
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    2248459
    • Patent number 2,248,459
    • Issue date Jul 8, 1941
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents