ALEXANDRIA, Va., June 17 -- United States Patent no. 12,317,030, issued on May 27, was assigned to Compal Electronics Inc. (Taipei, Taiwan).
"Air-pressure soundbox" was invented by Chao-Kuei Hsu (Taipei, Taiwan) and Shang-Ju Tsai (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An air-pressure soundbox is provided. The air-pressure soundbox includes a cabinet, a sound generation unit and a first ventilation panel. The cabinet has a first side surface and a second side surface opposite to each other, and includes an opening on the first side surface. The sound generation unit is disposed in the opening to seal the cabinet for forming an enclosed space. A horn of the sound generation unit faces a...