ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,239, issued on June 17, was assigned to The Trustees of the University of Pennsylvania (Philadelphia).

"Patterned magnetic cores" was invented by Mark George Allen (Philadelphia) and Min Soo Kim (Philadelphia).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some examples, a patterned magnetic core includes a first sub-score and at least one second sub-core. The first and second sub-cores are spaced apart by a gap, optionally filled with material of sufficiently low electrical conductivity. Each of the first and second sub-scores includes a number of magnetic layers and a number of interlamination layers disposed between the magnetic layers in an al...