Featured patents

Apparatus and Method for Attenuating Sound Generated by Machinery
US 08827032 B1, Sept. 9, 2014, Electical type devices, Tod M. Kean
A sound attenuating system for reducing sound emanating from an enclosure…

Turbojet Engine Nacelle
US 08757319 B2, June 24, 2014, With disparate fluid mingling, Laurent Albert Blin et al. / Aircelle (Gonfreville l'Orcher, FR)
A turbojet engine nacelle including at least one nacelle element having a wall…

One-Piece Sleeve for Firearm Noise Suppressor
US 08739922 B2, June 3, 2014, Silencer for firearms, Michael A. Wirth et al. / Tachtical Solutions, LLC (Boise, US)
A firearm noise suppressor, comprising:…

Wedge-Shaped Acoustic Diffuser and Method of Installation
US 08607925 B2, Dec. 17, 2013, With channels or cavities in surface layer, Hendrik David Gideonse
An acoustic diffuser comprising;…

Device for Reducing Booming Noise in a Motor Vehicle
US 08584793 B2, Nov. 19, 2013, Combined, Stefan Holzinger / Continental Automotive GmbH (Hannover, DE)
A device for reducing booming noise in a motor vehicle, which device comprises:…

Crankcase of Internal Combustion Engine
US 08590667 B2, Nov. 26, 2013, Internal-combustion engine, Masataka Tanaka et al. / Honda Motor Co., Ltd. (Tokyo, JP)
A crankcase of an internal combustion engine in which a boss is formed…

Acoustic Diaphragm Suspending
US 08540049 B2, Sept. 24, 2013, Elastic suspension means, Jason D. Silver / Bose Corporation (Framingham, US)
A suspension element for mechanically coupling an acoustic diaphragm…

Soundproofing Panel for Turbomachine and Turbomachine Comprising Such a Panel
US 08544598 B2, Oct. 1, 2013, Upstream, Francois Marie Paul Marlin et al. / SNECMA (Paris, FR)
A one-piece soundproofing panel attached within an circumferential air blower…

Expander Ear Tip
US 08499886 B2, Aug. 6, 2013, Ear, Eric Bradford et al. / Plantronics, Inc. (Santa Cruz, US)
An apparatus for delivering sound to an ear comprising:…

Ring Shaped Membrane for an Electro-Acoustical Loudspeaker
US 08479872 B2, July 9, 2013, Particular shape, Lars Goller / Sinar Baja Electric Ltd. (Tandres Surabaya, ID)
An electro-acoustical loudspeaker comprising:…

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