ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,102, issued on July 15, was assigned to APEX MEDICAL CORP. (New Taipei, Taiwan).

"Air mattress and method of controlling the same" was invented by Chih Kuang Chang (New Taipei, Taiwan), Yen Chieh Chen (New Taipei, Taiwan), Sheng Wei Lin (New Taipei, Taiwan) and Po Han Wei (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air mattress includes a first air cell, a second air cell, a plurality of third air cells, and a body-lifting air cell. The second air cell includes a first air chamber, a second air chamber, and a structurally-weakened region. The body-lifting air cell is below the second air cell and at least one of the third a...