ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,930, issued on Dec. 30, was assigned to Cummins Inc. (Columbus, Ind.).
"System for bidirectional electrical energy transfer" was invented by Dakshina S. Murthy-Bellur (Minneapolis) and Bradford K. Palmer (Ham Lake, Minn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system is disclosed which includes a primary energy storage device with a first voltage level, a secondary energy storage device with a second voltage level that is lower than the first voltage level, and a bidirectional direct current (DC-DC) converter coupled to the primary and secondary energy storage devices. The bidirectional DC-DC converter is operable to transfer energy from th...