ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,446, issued on July 21, was assigned to QUALCOMM Inc. (San Diego).

"Semi-compact photoacoustic devices and systems" was invented by Nicholas Buchan (San Jose, Calif.), Stephen Michael Gojevic (Lockport, N.Y.), Hrishikesh Vijaykumar Panchawagh (Cupertino, Calif.), Yipeng Lu (Moraga, Calif.), Htet Naing (San Diego), John Keith Schneider (Williamsville, N.Y.), Kostadin Dimitrov Djordjev (Los Gatos, Calif.), Camilo Perez Saaibi (Dublin, Calif.), Sherman Sebastian Antao (San Diego) and Ye Zhan (Buffalo, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus may include a platen, a light source system and an ultrasonic receiver system. The plate...