ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,712,192, issued on Aug. 18.

"Systems and methods for harnessing thermal gradient energy" was invented by Rahul S. Nana (Panama City, Fla.) and Rafael A. Feria (Pickens, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system of generating electrical power or hydrogen from thermal energy is disclosed. The method includes adding heat to (or removing heat from) a salinity gradient generator configured to generate a more concentrated and a less concentrated saline solution. The method further includes drawing the more concentrated saline solution and the less concentrated saline solution from the salinity gradient generator and feeding the m...