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Piezoelectric vibration sensor
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Patent number 7,368,855
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Issue date May 6, 2008
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Vibrotron AS
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Birger Orten
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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High power ultrasonic transducers
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Patent number 6,624,539
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Issue date Sep 23, 2003
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Edge Technologies, Inc.
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Thomas T. Hansen
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Ultrasonic handpiece
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Patent number 5,242,385
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Issue date Sep 7, 1993
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Surgical Design Corporation
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Igor Strukel
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Magnetostrictive transducer
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Patent number 4,986,808
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Issue date Jan 22, 1991
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Valleylab, Inc.
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Alan Broadwin
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Low frequency sound transducer
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Patent number 4,907,209
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Issue date Mar 6, 1990
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Martin Marietta Corporation
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John M. Sewell
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Flextensional transducer
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Patent number 4,864,548
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Issue date Sep 5, 1989
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Image Acoustics, Inc.
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John L. Butler
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Flextensional transducer
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Patent number 4,742,499
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Issue date May 3, 1988
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Image Acoustics, Inc.
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John L. Butler
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Transducers
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Patent number 4,704,556
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Issue date Nov 3, 1987
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Leslie Kay
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Acoustic signal conditioning device
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Patent number 4,390,976
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Issue date Jun 28, 1983
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The United States of America as represented by the Secretary of the Navy
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John J. Eynck
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Saturation limited parametric sonar source
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Patent number 4,320,474
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Issue date Mar 16, 1982
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The United States of America as represented by the Secretary of the Navy
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John M. Huckabay
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Teleconference microphone arrays
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Patent number 4,311,874
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Issue date Jan 19, 1982
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Bell Telephone Laboratories, Incorporated
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Robert L. Wallace
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL