ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,481, issued on Oct. 28, was assigned to MACDONALD DETTWILER AND ASSOCIATES INC. (Toronto).

"Method and apparatus for deriving biometric information using multiple-axis seismocardiography" was invented by Yannick D'Mello (Mississauga, Canada), Philip J.r. Roche (Montreal) and Michel A. Lortie (Saint-Lazare, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "An instrument and method for non-invasively deriving at least one biometric datum of a living vertebrate. A sensor positioned against the vertebrate measures vibrations within its body. The sensor provides the samples to the instrument as at least one time-stamped stream that correspond to one ...