David Moulton

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Groton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Acoustical transverse horn for controlled horizontal and vertical s...
- Patent number 10,291,981
- Issue date May 14, 2019
- Emanuel LaCarrubba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustical transverse horn for controlled horizontal and vertical s...
- Patent number 9,208,768
- Issue date Dec 8, 2015
- Emanuel LaCarrubba
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Modular loudspeaker
- Patent number 7,397,924
- Issue date Jul 8, 2008
- Bang & Olufsen A/S
- Poul Praestgaard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTICAL TRANSVERSE HORN FOR CONTROLLED HORIZONTAL AND VERTICAL S...
- Publication number 20180234759
- Publication date Aug 16, 2018
- Emanuel LaCarrubba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTICAL TRANSVERSE HORN FOR CONTROLLED HORIZONTAL AND VERTICAL S...
- Publication number 20160088387
- Publication date Mar 24, 2016
- Emanuel LaCarrubba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTICAL TRANSVERSE HORN FOR CONTROLLED HORIZONTAL AND VERTICAL S...
- Publication number 20140119588
- Publication date May 1, 2014
- Emanuel LaCarrubba
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Modular loudspeaker
- Publication number 20050207593
- Publication date Sep 22, 2005
- Poul Praestgaard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE