ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,700, issued on June 10.

"COI optimizer" was invented by SaLisa Berrien (Tampa, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Examples disclosed herein relate to an energy optimizer device including a memory, one or more processors configured to execute an electronic game of energy saving and render the electronic game on a display. The energy optimizer device comprises hardware sensor or capturing device for obtaining equipment data from energy equipment associated with a user. The electronic game may be executed with one or more applications and configured to render badge level associated with a user's use of energy equipment, tips of energy ...