ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,325, issued on June 30, was assigned to Shimano Inc. (Osaka, Japan).

"Rear hub thru-axle for human powered vehicle" was invented by Akinobu Sugimoto (Sakai, Japan), Hiroshi Fujita (Sakai, Japan), Yuki Sakagawa (Sakai, Japan), Ryota Yamaguchi (Sakai, Japan) and Hayato Shimazu (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rear hub thru-axle is provided for a human powered vehicle. The rear hub thru-axle is basically provided with a first axle portion and a second axle portion. The first axle portion has a first hollow interior passage defining a first interior dimension. The second axle portion has a second hollow interior passage def...