ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,249, issued on Sept. 30, was assigned to RICOH COMPANY LTD. (Tokyo).

"Sheet feeding device and image forming apparatus incorporating the same" was invented by Naoki Oikawa (Kanagawa, Japan), Toshihiro Okutsu (Kanagawa, Japan) and Junya Suzuki (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sheet feeding device includes a sheet feed tray, a conveying roller pair, and a contact-and-separation mechanism. The sheet feed tray is detachably attached to a body of an image forming apparatus. The conveying roller pair is disposed in the body of the image forming apparatus, conveys a sheet fed from the sheet feed tray attached to the body o...