ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,735,199, issued on Sept. 15, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).

"Electrically charged lunar regolith collection devices for lunar rovers" was invented by Felipe Cuellar-Ferreira (Madison Heights, Mich.), Babak Makkinejad (Troy, Mich.) and Maria Rossana Ruiz (Detroit).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lunar rover includes a body, at least one collection device configured to collect lunar regolith, and a power supply. In some examples, the collection device includes at least one wall defining an opening and at least one plate positioned in the opening. The power supply is configured to apply a voltage difference ...