ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,237,558, issued on Feb. 25, was assigned to IHP GMBH-INNOVATIONS FOR HIGH PERFORMANCE MICROELECTRONICS / LEIBNIZ-INSTITUT FUR INNOVATIVE MIKROELEKTRONIK (Frankfurt, Germany).

"Switchable combiner and/or splitter circuit comprising Wilkinson elements" was invented by Aniello Franzese (Frankfurt, Germany) and Andrea Malignaggi (Frankfurt, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A switchable combiner and/or splitter circuit comprising at least two Wilkinson elements is suggested. The switchable circuit comprises one first terminal and for each Wilkinson element one pair of second terminals associated with the corresponding Wilkinson element....