ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,288, issued on July 14, was assigned to PSS BELGIUM NV (Dendermonde, Belgium).

"Loudspeaker assembly" was invented by David Corynen (Dendermonde, Belgium).

According to the abstract* released by the U.S. Patent & Trademark Office: "A loudspeaker assembly comprising a loudspeaker, a rear enclosure, and a waveguide is disclosed. The loudspeaker includes: a diaphragm, a drive unit, and a frame. The diaphragm has a first radiating surface for radiating sound forward and a second radiating surface for radiating sound rearward. The first and second surfaces are located on opposite faces of the diaphragm. The drive unit moves the diaphragm based on an electrical signal. The diaphragm is...