ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,997, issued on July 22, was assigned to AAC Technologies Pte. Ltd. (Singapore).
"Microelectromechanical system membrane" was invented by Yannick Pierre Kervran (HK, France) and Scott Lyall Cargill (EB, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A microelectromechanical system membrane includes spacers, counter electrodes, a first diaphragm and a second diaphragm. The spacers and the counter electrodes are at the same level and arranged alternatively on cross sections of the microelectromechanical system membrane. The first diaphragm and the second diaphragm are respectively located on opposite sides of the spacers and hermetically ...