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Class Information
Number: 181/30
Name: Acoustics > Auditorium
Description: Devices for improving the acoustic properties of halls or other places.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8646571 Apparatus for creating acoustically beneficial conditions for audio and voice recording Feb. 11, 2014
8642869 Sound reduction enclosure for hi-hat cymbals Feb. 4, 2014
8607925 Wedge-shaped acoustic diffuser and method of installation Dec. 17, 2013
8590666 Array element rigging component, system and method Nov. 26, 2013
8430199 Sound shell Apr. 30, 2013
8316986 Sound attenuation canopy Nov. 27, 2012
8162104 Device for reducing noise pollution and equipment including such device Apr. 24, 2012
8100225 Room dampening panel Jan. 24, 2012
8028791 Sound reflective acoustic panel Oct. 4, 2011
7967103 Latching connection for an arrangement comprising a plurality of loudspeaker boxes hanging one above the other Jun. 28, 2011
7921960 Acoustic cabinet Apr. 12, 2011
7918312 Acoustic reflective panel assembly Apr. 5, 2011
7905323 Method, device and system for altering the reverberation time of a room Mar. 15, 2011
7815011 Movable acoustic shell assembly Oct. 19, 2010
7610810 Methods for producing acoustic sources Nov. 3, 2009
7600608 Active acoustics performance shell Oct. 13, 2009
7571790 Sound absorption block and method of constructing the same Aug. 11, 2009
7565951 Wall mountable acoustic assembly for indoor rooms Jul. 28, 2009
7367423 Speaker assembly with aiming device May. 6, 2008
7328769 Rigging system for loudspeaker arrays Feb. 12, 2008
7261180 Rigging system for speaker cabinets Aug. 28, 2007
7261182 Wide band sound diffuser with self regulated low frequency absorption and methods of mounting Aug. 28, 2007
7213680 Acoustical wall covering assembly pleated and secured in situ for covering walls in movie theatres and method May. 8, 2007
6779627 Flat panel sound radiator with fire protective back box Aug. 24, 2004
6772859 Embodiments of aperiodic tiling of a single asymmetric diffusive base shape Aug. 10, 2004
6530451 System of elements for the diffusion of sound in rooms deligated to the reproduction of music and speech Mar. 11, 2003
6520280 System and method for workspace sound regulation Feb. 18, 2003
6491134 Air-coupled surface wave structures for sound field modification Dec. 10, 2002
6446751 Apparatus and method for reducing noise levels Sep. 10, 2002
6431312 Motorized and computer operated variable acoustics treatment Aug. 13, 2002
6386315 Flat panel sound radiator and assembly system May. 14, 2002
6371240 Anechoic chamber Apr. 16, 2002
6305495 Surfacing panels for acoustical ceiling systems Oct. 23, 2001
6283247 Fabric retainer for acoustic structure and methods of installation Sep. 4, 2001
6244378 Dual sonic character acoustic panel and systems for use thereof Jun. 12, 2001
6164408 Plenum mounted, flat panel masking loudspeaker system and method for mounting a masking loudspeaker in a ceiling plenum Dec. 26, 2000
6112852 Acoustical treatments with diffusive and absorptive properties and process of design Sep. 5, 2000
6085861 Collapsible portable acoustic tower Jul. 11, 2000
6082490 Modular anechoic panel system and method Jul. 4, 2000
6073722 Anechoic room for the entire auditory range Jun. 13, 2000
5992561 Sound absorber, room and method of making Nov. 30, 1999
5890323 Theater Apr. 6, 1999
5884436 Reverberation room for acoustical testing Mar. 23, 1999
5817992 Planar binary amplitude diffusor Oct. 6, 1998
5700052 Chair for an acoustically designed building Dec. 23, 1997
5651405 Portable acoustic shell Jul. 29, 1997
5646378 Collapsible modular sound reproduction system Jul. 8, 1997
5623130 System for enhancing room acoustics Apr. 22, 1997
5532438 Acoustic imaging sound dome Jul. 2, 1996
5530211 Sound reflecting shell tower and transporter structure and methods of erecting and storing the towers Jun. 25, 1996

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