ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,304, issued on Dec. 30, was assigned to Itoh Denki Co. Ltd. (Kasai, Japan).
"Transport roller, conveyor device, and inclined conveyor device" was invented by Kazuo Itoh (Kasai, Japan), Tatsuhiko Nakamura (Kasai, Japan), Koji Ueda (Kasai, Japan) and Atsushi Nishimura (Kasai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A conveying roller, a conveyor device, and an inclined conveyor for objects. A conveying roller comes into contact with an object and moves the object, the conveying roller including: a core member and a plurality of blade-shaped pieces, the blade-shaped piece being elastically deformable and being provided around the core memb...