ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,428, issued on Feb. 3, was assigned to Purdue Research Foundation (West Lafayette, Ind.) and Rectify LLC (Indianapolis).

"Method and system for a DC nanogrid" was invented by Jonathan Ore (Jacksonville, Fla.), Philip Teague (Indianapolis), Frank W. Teague III (Campbell, Calif.) and Eckhard Groll (West Lafayette, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A direct current (DC) electrical panel (DC Combiner) is disclosed which includes a plurality of input pairs of positive and negative inputs, each input pair of the plurality of input pairs is configured to provide a positive DC input at a predefined voltage and a negative DC return, each pos...