ALEXANDRIA, Va., July 14 -- United States Patent no. 12,678,330, issued on July 14, was assigned to Alcon Inc. (Fribourg, Switzerland).

"Techniques for performing a safety test of a laser diode ophthalmic surgical apparatus" was invented by Ronald T. Smith (Irvine, Calif.), Alireza Mirsepassi (Irvine, Calif.), Neda Dadashzadeh (Mission Viejo, Calif.), Yuchao Liu (Irvine, Calif.) and Conrad Sawicz (Tustin, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the present disclosure provide techniques for performing a safety test of a laser diode associated with an ophthalmic surgical apparatus. An example method determining a measured slope efficiency of the laser diode based on a plurality of diff...