ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,488, issued on Nov. 11, was assigned to REFLEX TECHNOLOGIES INC. (San Francisco).

"Methods for non-audible speech detection" was invented by Tyler Stephen Benster (San Francisco), Reshef Haim Elisha (Redwood City, Calif.), Guy Halleck Wilson (San Francisco) and Kaveh Moussakhani (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein is a method for non-audible speech detection and output. The method comprises providing a radio frequency (RF) sensing device configured to be coupled to a head of a user. The method further comprises using the RF sensing device to collect RF signal data associated with movement of one or more spee...