ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,939, issued on Dec. 2, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).

"Image forming apparatus with rotating operation panel" was invented by Tung Xuan Nguyen (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A locking mechanism of an image forming apparatus includes a cap that is rotatable integrally with an operation panel, a rotating member on which the cap is rotatably supported, a fixed member by which the rotating member is rotatably supported, a first coil spring that connects the rotating member and the cap, and a second coil spring that connects the rotating member and the fixed member and has a winding direction ...