ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,649, issued on May 12, was assigned to PINTAIL POWER LLC (Palo Alto, Calif.).

"Hydrogen fueled electric power plant with thermal energy storage" was invented by William M. Conlon (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates generally to methods and apparatus for operation of hydrogen fueled electric power plants integrated with thermal energy storage. It is an object of this invention to reduce the cost of providing reliable electricity from variable renewable energy sources by storing excess renewable energy and using the stored renewable energy to reduce the quantity of fuel required, to reduce the cost of...