ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,570, issued on Sept. 29, was assigned to HAMILTON SUNDSTRAND SPACE SYSTEMS INTERNATIONAL INC. (Windsor Locks, Conn.).

"Systems for human waste collection and processing" was invented by Ashley Rose Himmelmann Schuster (Chicago), Beakal Teshome Woldemariam (South Windsor, Conn.), Thao Hoang (Arlington, Wash.), Timothy Monson (Winnebago, Ill.), Kevin Litton (Houston), Thomas Gay (Enfield, Conn.), Casey Myers (Parker, Colo.) and Liana J. He (West Hartford, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Waste collection and processing systems for use in low-gravity environments include a toilet having a bowl and a lid; a waste tank having an inle...