ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,221, issued on Oct. 14, was assigned to LENOVO (SINGAPORE) PTE. LTD. (Singapore).

"Electronic apparatus chassis and electronic apparatus" was invented by Fumitake Mizoguchi (Yokohama, Japan), Shinichi Kubota (Yokohama, Japan) and Hideki Tanabe (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic apparatus chassis includes a first chassis member, a second chassis member, and screws that fasten the chassis members to each other. In addition, the electronic apparatus chassis includes an engagement piece and a receiving portion that connect each of edge portions of the first chassis member to the second chassis member. In the el...