ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,970, issued on June 16, was assigned to PFU Ltd. (Kahoku, Japan).

"Medium conveying apparatus for correcting a skew of a medium using three sensors" was invented by Takayuki Umi (Kahoku, Japan) and Shigerharu Okano (Kahoku, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medium conveying apparatus includes a plurality of feed rollers, each feed roller rotating independently at a respective speed to feed a medium, a first sensor located on a downstream side of the plurality of feed rollers in a medium conveying direction and also in a central part in a direction perpendicular to the medium conveying direction, to detect the medium, a second se...