ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,728, issued on Sept. 22, was assigned to Masimo Corp. (Irvine, Calif.).

"Opioid overdose monitoring" was invented by Ammar Al-Ali (San Juan Capistrano, Calif.), Omar Ahmed (Mission Viejo, Calif.), Mohammad Usman (Mission Viejo, Calif.), Konstantinos Michalopoulos (Irvine, Calif.), Bilal Muhsin (San Clemente, Calif.), Jerome J. Novak Jr. (Lake Forest, Calif.), Faisal Kashif (Irvine, Calif.) and Massi Joe E. Kiani (Laguna Niguel, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An overdose of opioids can cause the user to stop breathing, resulting in death. A physiological monitoring system monitors respiration based on oxygen saturation reading...