ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,623, issued on May 20, was assigned to Oakland University (Rochester, Mich.).

"System and process for recovering energy from gradients of gas mixtures" was invented by Jonathan Maisonneuve (Auburn Hills, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gradient energy system includes a membrane module including a first section, a second section, and a membrane separating the first section and the second section. A first gas may be provided within the first section. A second gas may be provided within the second section. The membrane module may be configured such that a differential associated with the first gas and the second gas generates a f...