ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,786, issued on May 27, was assigned to ROLLS-ROYCE plc (London).

"Power electronics converter" was invented by David R. Trainer (Derby, Great Britain), Francisco Javier Chivite Zabalza (Stafford, Great Britain), Mark Sweet (Chesterfield, Great Britain) and Matthew C. Morris (Glasgow, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power electronics converter comprising: first and second input terminals; first and second DC output terminals; a branch comprising first and second semiconductor switches connected in series between the first and second DC output terminals, the first input terminal connected to a node between the first and ...