ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,920, issued on April 21, was assigned to SIEMENS ENERGY GLOBAL GMBH & Co. KG (Munich).

"Production of gas diffusion electrodes comprising ion transport resins for electrochemical reduction of CO 2" was invented by Ralf Krause (Herzogenaurach, Germany), Christian Reller (Minden, Germany), Gunter Schmid (Hemhofen, Germany), Bernhard Schmid (Erlangen, Germany) and Frank Steinbacher (Eckental, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments include a gas diffusion electrode comprising: a metal M selected from the group consisting of: Ag, Au, Cu, and Pd; a binder; hydrophilic and hydrophobic pores and/or channels; and an anion...