ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,904, issued on May 26, was assigned to Verkada Inc. (San Mateo, Calif.).

"Enhanced encryption for face-related data" was invented by Kiumars Soltani (Redwood City, Calif.), Yuewei Wang (Mountain View, Calif.), Kabir Chhabra (Sunnyvale, Calif.), Jose M. Giron Nanne (San Francisco) and Yunchao Gong (Los Altos, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes obtaining a plurality of representative vectors associated with face-related data. The method includes determining an encryption key based on a parameter stored in a record, generating an encrypted vector set by, for each respective vector of the plurality of representative v...