ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,421, issued on March 3, was assigned to Stathera IP Holdings Inc. (Montreal).

"Microelectromechanical devices for higher order passive temperature compensation and methods of designing thereof" was invented by Anosh Daruwalla (Montreal) and Reuble Mathew (Montreal).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example silicon MEMS resonator device includes a support structure, a resonator element with at least one associated eigenmode of vibration, at least one anchor coupling the resonator element to the support structure, at least one driving electrode, and at least one sense electrode. The resonator element is homogeneously doped with N-type o...