ALEXANDRIA, Va., July 30 -- United States Patent no. 12,373,048, issued on July 29, was assigned to KORTEK Corp. (Incheon, South Korea).

"Button device attached to touch screen, and electronic equipment provided with same" was invented by Tae Heon Noh (Incheon, South Korea), Hak Hyun Kim (Incheon, South Korea) and Woo Hwangbo (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A button device attached to a touch screen is provided including: a base adhered and fixed to the surface of the touch screen; a push button which overlaps the base and can be raised and lowered relative to the base, and includes a central portion and a flange portion stepped and expanding outward from the outer boun...