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John L. Butler
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Cohasset, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Underwater acoustic projector transducers
Patent number
12,087,263
Issue date
Sep 10, 2024
Image Acoustics, Inc.
John L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Deep submergence bender transduction apparatus
Patent number
11,911,793
Issue date
Feb 27, 2024
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
End driven bender transduction apparatus
Patent number
10,744,532
Issue date
Aug 18, 2020
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Active cloaking with wideband transducers
Patent number
9,036,029
Issue date
May 19, 2015
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Active cloaking with transducers
Patent number
8,836,792
Issue date
Sep 16, 2014
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quad and dual cantilever transduction apparatus
Patent number
8,659,211
Issue date
Feb 25, 2014
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Doubly steered acoustic array
Patent number
8,599,648
Issue date
Dec 3, 2013
Image Acoustics, Inc.
John L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Cantilever type acoustic transduction apparatus
Patent number
8,552,625
Issue date
Oct 8, 2013
Image Acoustics, Inc.
John L. Butler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Stepped multiply resonant wideband transducer apparatus
Patent number
8,072,843
Issue date
Dec 6, 2011
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mass loaded dipole transduction apparatus
Patent number
7,692,363
Issue date
Apr 6, 2010
Image Acoustics, Inc.
Alexander L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Cantilever driven transduction apparatus
Patent number
7,453,186
Issue date
Nov 18, 2008
Image Acoustics, Inc.
Alexander L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Modal acoustic array transduction apparatus
Patent number
7,372,776
Issue date
May 13, 2008
Image Acoustics, Inc.
Alexander L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Multi piston electro-mechanical transduction apparatus
Patent number
7,292,503
Issue date
Nov 6, 2007
Image Acoustics, Inc.
Alexander L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Multiply resonant wideband transducer apparatus
Patent number
6,950,373
Issue date
Sep 27, 2005
Image Acoustics, Inc.
Alexander L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multimode synthesized beam transduction apparatus
Patent number
6,734,604
Issue date
May 11, 2004
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Single-sided electro-mechanical transduction apparatus
Patent number
6,654,316
Issue date
Nov 25, 2003
John L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Multiport underwater sound transducer
Patent number
5,184,332
Issue date
Feb 2, 1993
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid transducer
Patent number
5,047,683
Issue date
Sep 10, 1991
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Flextensional transducer
Patent number
4,864,548
Issue date
Sep 5, 1989
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Electro-mechanical transduction apparatus
Patent number
4,845,688
Issue date
Jul 4, 1989
Image Acoustics, Inc.
John L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Directional flextensional transducer
Patent number
4,754,441
Issue date
Jun 28, 1988
Image Acoustics, Inc.
John L. Butler
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Flextensional transducer
Patent number
4,742,499
Issue date
May 3, 1988
Image Acoustics, Inc.
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Elimination of magnetic biasing using magnetostrictive materials of...
Patent number
4,642,802
Issue date
Feb 10, 1987
Raytheon Company
William M. Pozzo
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Hybrid piezoelectric and magnetostrictive acoustic wave transducer
Patent number
4,443,731
Issue date
Apr 17, 1984
John L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Transducer with tensioned-wire precompression
Patent number
4,438,509
Issue date
Mar 20, 1984
Raytheon Company
John L. Butler
G01 - MEASURING TESTING
Information
Patent Grant
Speaker system employing passive radiator
Patent number
4,332,986
Issue date
Jun 1, 1982
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Directional transducer
Patent number
4,326,275
Issue date
Apr 20, 1982
Hazeltine Corporation
John L. Butler
G01 - MEASURING TESTING
Information
Patent Grant
Speaker system
Patent number
3,933,219
Issue date
Jan 20, 1976
Ambient, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ACTIVE CLOAKING WITH WIDEBAND TRANSDUCERS
Publication number
20140369160
Publication date
Dec 18, 2014
IMAGE ACOUSTICS INC.
John L. Butler
G01 - MEASURING TESTING
Information
Patent Application
Mass loaded dipole transduction apparatus
Publication number
20080079331
Publication date
Apr 3, 2008
Image Acoustics, Inc.
Alexander L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Application
MULTI PISTON ELECTRO-MECHANICAL TRANSDUCTION APPARATUS
Publication number
20070230277
Publication date
Oct 4, 2007
Image Acoustics, Inc.
Alexander L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Modal acoustic array transduction apparatus
Publication number
20070195647
Publication date
Aug 23, 2007
Image Acoustics, Inc.
Alexander L. Butler
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Application
Multiply resonant wideband transducer apparatus
Publication number
20040228216
Publication date
Nov 18, 2004
Alexander L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multimode synthesized beam transduction apparatus
Publication number
20030227826
Publication date
Dec 11, 2003
Image Acoustics, Inc.
John . Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SINGLE-SIDED ELECTRO-MECHANICAL TRANSDUCTION APPARATUS
Publication number
20030206490
Publication date
Nov 6, 2003
Image Acoustics, Inc.
John L. Butler
H04 - ELECTRIC COMMUNICATION TECHNIQUE