ALEXANDRIA, Va., March 5 -- United States Patent no. 12,240,770, issued on March 4, was assigned to INGURAN LLC (Navasota, Texas).

"Systems and method for correction of positionally dependent electromagnetic radiation detected from objects within a fluid column" was invented by Peter Kiesel (Palo Alto, Calif.), Todd Karin (Berkeley, Calif.) and Kenneth Michael Evans (College Station, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A discrimination system that forms a fluid column and interrogates objects within the fluid column with an excitation source. An optical arrangement collects output electromagnetic radiation emanating from the excited objects disposed within the fluid column and directs the ou...