ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,007, issued on March 18, was assigned to Cummins Ltd. (London).

"Turbine assembly" was invented by Craig Stuart Thornhill Hasler (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "A turbine assembly comprising a housing comprising first and second volutes which define a respective first and second flow passage. A circumferential outlet portion of each volute is defined by first and second tongues. The housing further comprises a first aperture in which a vane assembly is received. The vane assembly comprises a plurality of vanes circumferentially distributed about a turbine wheel-receiving bore, each vane comprising a leading edge and a trailin...