ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,424, issued on April 22, was assigned to JANOME Corp. (Tokyo).

"Needle-threading device for sewing machine and sewing machine equipped with said device" was invented by Yoshitaka Bamba (Hachioji, Japan) and Tomoro Mifuji (Hachioji, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The needle-threading device includes a needle-threading shaft that is parallel to a vertically-moving needle bar and that is vertically movable and rotatable, a control lever that lowers and rotates the needle-threading shaft, a needle-threading end section provided at a lower end of the needle-threading shaft and having a needle-threading hook, and a needle-threading st...