ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,261, issued on Feb. 10, was assigned to Quixant PLC (Cambridgeshire, Great Britain).
"Rotary control input device for a capacitive touch screen" was invented by Fabian Eberwein (Innsbruck, Austria) and Hans Peter Krall (Eberstein, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary control input device for a capacitive touch screen is disclosed. The control device comprises a mounting element for retaining the device in place on the capacitive touch screen, a circuit frame rotatably mounted on the mounting element, the circuit frame including a rotation electrode, the rotation electrode being disposed to be adjacent and spaced apart from...