ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,458, issued on Jan. 20, was assigned to National Signal LLC (Fullerton, Calif.).

"Energy management of a portable solar lighting tower" was invented by Guadalupe Martinez (La Habra, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for the energy management of a portable solar lighting tower is disclosed. The portable solar lighting tower may have multiple modes and functions to adjust the power of the light and adapt the demanded energy of the lighting tower to overlap with the supply of solar energy during the days. Such modes and functions may easily be set and modified using a control panel on the portable solar lighti...