ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,469, issued on April 21, was assigned to Genesee Valley Innovations LLC (Santa Clara, Calif.).

"System and method for modifying pH in an aqueous environment" was invented by Krishnan Thyagarajan (Mountain View, Calif.) and Stephen Matthew Meckler (Boulder, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes an aqueous salt solution feed stream having a first pH and an electrochemical device positioned proximate an aqueous restoration area. The electrochemical device may receive the feed stream and convert it the feed stream to an acid stream and a base stream having respective predetermined pH values. A first effluent stream comp...