ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,721,552, issued on Sept. 1, was assigned to ViOptix Inc. (Newark, Calif.).

"Battery-operated handheld tissue oximeter" was invented by Kate LeeAnn Bechtel (Pleasant Hill, Calif.), Joseph Heanue (Oakland, Calif.), Lester John Lloyd (Orinda, Calif.) and Edward Solomon (Menlo Park, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes an enclosure having a processor and a memory coupled to the processor. The enclosure includes a display coupled to the processor where the display is visible from an exterior of the enclosure; and a battery within the enclosure coupled to the processor and the display. The enclosure includes a probe tip coup...