ALEXANDRIA, Va., April 9 -- United States Patent no. 12,271,581, issued on April 8, was assigned to Supercell Oy (Helsinki).

"Electronic device for facilitating user interactions with graphical objects presented on a display" was invented by Mikko Kodisoja (Espoo, Finland), Antti Mattila (Vantaa, Finland), Riku Rikala (Helsinki), Chih-Han Hsu (Helsinki), Drussila Hollanda (Helsinki) and Patrick Corander (Klaukkala, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device is provided. The electronic device includes a display screen and a computing hardware which is operable to execute a software product, wherein executing the software product results in generating and rendering a graphical ...